This document contains information about an exam for the post of Assistant Director conducted by the Combined Bank Exam Committee. It includes 12 multiple choice questions related to subjects like Bengali literature, databases, SQL, and English grammar. The exam is 1 hour long and was taken by a candidate named AUST on September 25, 2021.

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Banker Selection Commettiee
Combined 2 Bank
Compiled By: Stack IT Job Solution
Post: ADA Exam Type: MCQ
Date: 25.09.2021 Time: 1 Hour
Exam Taker: AUST
1. ববষ্ণব পদাবরল সরঙ্গ ক ান তথয সম্পর থ ত ?
 সন্ধযাভািা  অ্লধভািা
 ব্র বুলি  সংিৃ ত ভািা
ব্র বুলি মধযযুর্ীয় বাংিা সালহনতযর লদ্বতীয় কাবযভািা বা উেভািা। ব্র বুলি মূিত এক
ধরনের ক
ৃ লিম লমশ্রভািা। মমলেলি ও বাংিার লমলশ্রত রূে হনিা ব্র বুলি ভািা। লমলেিার
কলব লবিযােলত (আেু. ১৩৭৪-১৪৬০) এর উদ্ভাবক। তার েনির ভাব ও ভািার অ্েুসরনণ্
বাংিা, উলেিযা ও আসানম েঞ্চিি িতাব্দীর জিি ভানর্ ব্র বুলি ভািার সৃলি হয়।
Answer: C
2. Which of the following anomailes occur when the
database is not normamized? (Stacl IT Job
solution page- 673(Types of Anomalies) )
 Data Insert  Data Update
 Data delete  All of the above
There are three types of anomalies that occur when the
database is not normalized. These are – Insertion, update
and deletion anomaly.
Answer: D
3. তু রম আসরব বরল কহ স্বাধীনতা সরখনা রবরব পাল ভাঙ্গল । এট ক ান
বািয ?
 সরি  লমশ্র বা টিি
 জযৌলর্ক  সংযুক্ত
একটি প্রধান বাক্কের সক্ে অেীভূত এক বা একাধধক খণ্ডবাকে সাধারণভাক্ব বা
ককাক্না অনুগামী সমুচ্চয়ী অব্যয় বা সাক্েক্ষ সব বনাম ধিক্য় যুক্ত হক্য় েরস্পর
সাক্েক্ষভাক্ব ব্যবহৃত হক্ে তাক্ক ধমশ্র বা জটিে বাকে বক্ে। কেমন - 'তুধম
আসক্ব বক্ে কহ স্বাধীনতা সধখনা ধবধবর কোে ভাঙে - এটি একটি ধমশ্র বা
জটিে বাকে।
Answer: B
4. In a database, a network structure model
 Allows many
to many
relationship
 Is a physical
representation of the
data
 Allosws only
one to one
relationship.
 Is related to JSOn data
structure
The network model expands upon the hierarchical
structure, allowing many-to-many relationships in a tree-
like structure that allows multiple parents. ... The network
model organizes data using two fundamental concepts,
called records and sets.
Answer: A
5. সমাসবে েে আনত ক ান সমারস উদাহ ণ?
 বহুব্রীলহ  কমগধারয়
 সবগুনিা  অ্বযায়ীভাব
ঈষৎ নত = আনত (অব্যয়ীভাব সমাস)। পূব বেক্ি অব্যয়ক্োক্গ ধনষ্পন্ন সমাক্স
েধি অব্যক্য়রই অক্থ বর প্রাধান্য থাক্ক, তক্ব তাক্ক অব্যয়ীভাব সমাস বক্ে।
সামীপ্য, েে বন্ত, অভাব, অনধতক্রম্যতা, সাদৃশ্য, কোগ্যতা প্রভৃধত অক্থ ব
অব্যয়ীভাব সমাস হয়।
Answer: D
6. A database can be hacked by
 Exploiting
weak
passwords
 SQL injection
 Delivering a
trojan
 All of the above
How Databases are hacked?
• Passwords & Data sniffed over the Network:
• Misconfigurations:
• Delivering a Trojan:
• Exploiting Known/Unknown Vulnerabilities:
• Stealing Disks & Backup Tapes
• Installing a Rootkit/Backdoor:
Answer : D
7. সহিযথ েরে শুে র্ঠন ক ানট ?
 সম + ের + যগ  সহের + ৎ ফিা
 সহের + য  জকােটি েয়
সংস্কৃত তধিত প্রতেয় ‘ে’- যুক্ত হক্ে প্রাধতেধিক্কর অক্ন্ত ধিত অ, আ, ই এবং
ঈ-এর কোে হয়। েথা – সম্+ে =সাম্য, কধব +ে =কাব্য (ই-কার কোে
কেক্য়ক্ে), মধুর +ে =মাধুে ব
, প্রাচী+ে=প্রাচে। কতমধন সহচর+ে= সাহচে ব,
এখাক্ন আ, ই, কনই, তাই কোে োয়ধন, ধকন্তু বৃধির ধনয়ক্ম আ-কার এক্স
সাহচে বহক্য়ক্ে।
Answer: C
8. Which of the following is not a DDL command (Stacl IT
Job solution page- 650) )
 AlTER  DROP
 CREATE  UPDATE
ALTER are the major DDL commands. Answer C, B, and
D are incorrect. DROP, ALTER, and CREATE are valid
DDL commands. UPDATE is a DML command.
Answer: D
9. কিৌ-হরি েেট ক ান ক ান ভাষা েে রমরল হরয়রি ?
 বাংিা + ফারলস  সংিৃ ত + ফারলস
 ফারলস + আরলব  সংিৃ ত + আরলব
'জেৌ-হলদ' হনিা জেৌ +হলদ। এখানে, 'জেৌ' অ্ংিট
ু কু ফারলস এবং 'হদ' অ্ংিট
ু কু
আরলব ভািার িব্দ। ফারলস 'জেৌ' অ্েগ োর এবং 'হদ' অ্েগ সীমাো। সুতরাং জেৌ-হলদ
িনব্দর অ্েগ েতু ুঃসীমা। জযমে - বালে বা লমর জেৌহলদ।
Answer: C
10. Business Intelligence (BI) reporting analyses can
be performed using.
 Standard SQL
Only
 Extensions to SQL
only
 OLAP only  Both standard SQL and
extensions to SQL
Standard SQL Only
Answer: A
11. Complete the following sentence ‘ Had I known you
were waiting outside, I…..
 Had invited
hyou to come in
 Would invite you to
come in
 Would be
inviting you to
come in
 Would have invited you
to come in
Perfect conditional -এর লেয়মােুসানর এখানে sentence টির েরবতী
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Nilkhet: Jamalpur, Modern Library
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Order Book: stackvaly.com, 01789741518
Mirpur: Gitanjoli Library

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clause হব Would have invited you to come in । 3rd
conditional বা perfect conditional এর structure: Past Perfect +
would have + v3 + extention ।
Answer: D
12. The SQL statement “ Select round (15.326, -1)
from table_1”
 Has syntax
error
 Will return garbage
 Will return 326  Will rerurn 20
Answer: D
13. We are waiting for the bus
The underlined part is ………….
 A noun phrase  An infinitive phrase
 A prepositional
phrase
 A verb phrase
Noun Phrase এমন একটি group of words, ো বাক্কে ব্যবহৃত
হক্য় noun - এর কাজ কক্র। কেমন - We enjoy playing cricket.
Infinitive phrase -এ head word ধহক্সক্ব থাক্ক একটি
infinitive অথ বাৎ to + verb। কেমন - To read a newspaper
is good habit । এরুে phrase noun, modifier বা verb -এর
complement ধহক্সক্ব ব্যবহৃত হয়। Preposition +noun
phrase ধমক্ে prepositional phrase গঠিত হয়। কেসব
Prepositional phrase -এর প্রথক্ম এবং কেক্ষ Prepositon থাক্ক
কসগুক্ো sentence -এ Prepositional phrase ককবে গঠক্নর ধিক
কথক্ক prepositional ধকন্তু এরা sentence -এ adjective বা
adverb -এর কাজ কক্র। verb phrase হক্ো lexical বা মূে verb
এবং auxiliary verb -এর সমন্বক্য় গঠিত phrase , োর head
word হক্ো মূে verb। কেমন - I shall go there. প্রক্ে উধিধখত
বাক্কে ' wait' verb - এর modifier ধহক্সক্ব for the bus
বক্সক্ ক্ে। অথ বাৎ verb -এর েক্র noun বক্সক্ে। সুতরাং for the bus
অংেটি noun phrase । অতএব সঠিক উত্তর ক।
Answer: A
14. Assume that you want to improve database
Performance and willing to see the amount of
swap space. Which command you can use in
LINUX OS environment ?
 Lsps -a  Swapinfo -m
 Swapon -s  Swap -l and swap -s
You can use the swapon --show command to view the
swap space on your system.
Answer: C
15. Fill in the blank with correct preposition. He is
devoid …. Commonsense.
 Of  From
 Introduction  At
He is devoid of common sense. The suitable preposition
that will be used in the above sentence is 'of.
Answer: A
16. In oracle to change the DB_Block_size
parameter, you need to
 Re-create the
database
 Alter the database
 Move the
database to
temporary.
 Update the table
types of the database
alter system set db_block_size=4096 scope=spfile;
Answer: B
17. What is the meaning of “White Elephant” ?
 An elephant of
white colour
 A hoarder
 A black
Marketer.
 A very costly or
troublesome
possession
a possession that is useless or troublesome, especially one
that is expensive to maintain or difficult to dispose of.
Answer: D
18. Which of the following controls the execution of
application program and UI in a two tier
client/server architecture.
 Server Side  Host Side
 Modulation
Side
 None of the Above
In two-tier client/server architecture,the running of
application programs and the user interface programs is
in control of client Side.
Answer: D
19. Choose the appropriate meaning of the idiom
‘swan song’
 First Work  Last Work
 Middle Work  Early Work
Someone's swan song is the last time that they do
something for which they are famous, for example the
last time that an actor gives a performance in the theatre.
Answer: B
20. Which one of the following is a failure to a
database system ?
 System crash  Execution failure
 Transaction
failure
 All of a, b, c
Explanation - Types of system failure are transaction
failure, system crash and disk failure.
Correct choice is (c) Transaction failure
21. A floor with dimension of 20 feet to 35 feet is
needed to be tiled. Two workers can tile that
floor in 2 hous and 30 minutes. If they are joined
by three other workers of similar ability. How
many hours will it take to tile the floor ?
 1 hr  1.25 hr
 1.5 hr  1.75 hr
22. Referential integrity in a DBMS is a special form
of (Stacl IT Job solution similar- 651(col-2, P-3) )
 Foreign key  Primary key
 Assertion  Referential constraint
Answer: C
23. A train went 300 km from city X to city Y at an
average speed of 100 km/h. At what speed did it
travel on the way back if its average speed for
the whole trip was 120 km/h.
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Nilkhet: Jamalpur, Modern Library
Order Book: stackvaly.com, 01812603406
Gazipur: Jamalpur Library
Order Book: stackvaly.com, 01789741518
Mirpur: Gitanjoli Library

3. Stack IT Job Solution :: Combined Bank
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 120 km/h  125 km/h
 130 km/h  150 km/h
Let,
Way back speed = x
ATQ,
2×x×100/(x+100) = 120
Or, 200x/(x+100) = 120
Or, 200x = 120x+12000
Or, 80x = 12000
Or, x= 150
Answer: D
24. How can you rollback a committed transaction
in any DBMS . (Stacl IT Job solution similar-
1203(Q. NO-161, P2) )
 Using SQL
rollback
command
 Restoring the data
from backups
 Run the
transaction
again in
Reverse order
 All of the Above.
You cannot roll back a transaction once it has commited.
You will need to restore the data from backups, or use
point-in-time recovery, which must have been set up
before the accident happened.
Answer: D
25. A lamp is manufactured to sell for $3500, which
yields a profit of 25% of cost . If the profit is to
be reduced to 15% of cost, what will be the new
retail price of the lamp ?
 $2100  $2800
 $3150  $3220
Answer: $32.20
26. In Oracle DBMS , LGWR process writes
information into.
 Database files  Control files
 Redolog files  All of a, b, c
The log writer process (LGWR) is responsible for redo
log buffer management. writing the redo log buffer to a
redo log file on disk. LGWR writes all redo entries that
have been copied into the buffer since the last time it
wrote. LGWR writes synchronously to the active
mirrored group of redo log files.
Answer: C
27. A leading library charges c cents for the first
week that a book is loned and f cents for each day
over one week. What is the cost for taking out
abook for days, where d is greater tha 7 ?
 C+f(d-7)  C+fd
 cd  Cd+f
Answer: A
28. In a shema with attributes A, B, C, D and F
following set of functional dependencies are given A
=> B, A=> C, CD=>E, B=>D, E=> A. Which of the
following functional dependencies is not implied by
the above set.? (Stacl IT Job solution similar-
661(Q. NO-1) )
 CD => AC  BD => CD
 BC => CD  AC => BC
B
29. A boat sailing against a stream of river takes 6
hours to travel 24 kms, while sailing with the
stream it takes 4 hours to travel the same
distance. What is the speed of the stream ?
 2.5 km/hr  1.5 km/hr
 1 km/hr  0.5 km / hr
Let,
Speed of stream =y &
Speed of boat = x
ATQ,
x-y= 24/6 = 4— (i)
x+y = 24/4 = 6 ——– (ii).
From,
(ii) – (i),
x+y-x+y = 6-4
Or, 2y = 2
Or, y = 1
.'. Speed of stream = 1 km/hr (ans) Option : C
30. Let E1 and E2 be two entities in an E/R diagram
with simple single valued attributes. R1 and R2
are two relationships between E1 and E2, Where
R1 is one to many, and R2 is many to many. R1
and R2 do not have nay attrivutes of their own.
What is the minimum number of tables required
of their own . What is the minimum number of
tables requied to represent this situation in the
relatinal model? (Stacl IT Job solution page-
642(Q. NO -1) )
 2  3
 4  5
Answer: B
31. বািংলারদরে প্রথম জাতীয় সিংসরদ রনবথািন খন হয় ?
 ৭ জফব্রুয়ালর ১৯৭৩  ৭ ােুয়ালর ১৯৭৩
 ৭ মাে
গ ১৯৭৩  ৭ এলিি ১৯৭৩
Answer: C
32. Which of the following is an appropriate
category of system maintenance performed for
the purpose of modifying the system to cope with
changes in the software environment (e.g. DBMS,
Operating System) ? (Stacl IT Job solution page-
434(Software Maintenance) )
 Adaptive
maintenance
 Corrective
maintenance
 Perfective
maintenance
 Preventive
maintenance
Adaptive software maintenance becomes important when
the environment of your software changes.
Answer: A
33. কটে রির রট বািংলারদরে পরক্ষ ক প্রথম ডাবল কসঞ্চ
ু র র ন ?
 মুিলফক  তালমম
 সালির  লিটে িাস
বাংোক্িক্ের প্রথম ব্যাটসম্যান ধহক্সক্ব কটস্ট ধক্রক্কক্ট ধতনটি ডাবে কসঞ্চুধরর উিাস
কতা ধবক্েষ হক্বই। ৪৩৪ ধমধনক্ট ৩১৮ বক্ে অেরাধজত ২০৩ রাক্নর ইধনংসটা
সাজাক্না ২৮টি বাউন্ডাধরক্ত। বাংোক্িক্ের েক্ক্ষ প্রথম ডাবে কসঞ্চুধর করার কৃধতত্বও
মুেধিক্কর। ২০১৩ সাক্ে শ্রীেঙ্কার ধবেক্ক্ষ গক্ে ঠিক ২০০ রান কক্রধেক্েন ধতধন।
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Nilkhet: Jamalpur, Modern Library
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Gazipur: Jamalpur Library
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Answer: A
34. The packeged procedure that makes data in form
permanent in the database is
 Post  Post form
 Commit form  None of a, b, c
Answer: D
35. রেরফন হর িংএ জন
 িািগলেক  েিােগলবি
 কলব  রসায়েলবি
ধস্টক্ভন উইধেয়াম হধকং একজন ইংক্রজ তাধিক েিাথ বধবজ্ঞানী, গধণতধবি,
ধবশ্বতাধিক ও ধবজ্ঞান-ধবষয়ক জনধপ্রয় ধারার কেখক। তাাঁক্ক ২০ে েতক্কর
অন্যতম কসরা তাধিক েিাথ বধবজ্ঞানীক্ির একজন ধহক্সক্ব গণ্য করা হয়। হধকং
যুক্তরাক্জের ইংল্যাক্ন্ডর কোমধিজ ধবশ্বধবদ্যােক্য়র তাধিক মহাধবশ্বতি গক্বষণা
ককক্ের প্রধান ধেক্েন।
Answer: B
36. Which of the following is correct for the Create
index command ? (Stacl IT Job solution page-
1458(25) )
 Insert index
index_name on
table_name
 Insert index
index_name on
database_name;
 Create index
index_name on
database_name;
 Create index
index_name on
table_name;
The basic syntax of a CREATE INDEX is as follows :
CREATE INDEX index_name ON table_name;
Answer: D
37. িীরন রজনরজয়ািং প্ররদরে বসবাস া ী প্রধান মুসরলম সম্প্রদারয়
নাম র ?
 তু কগ নমে  উইঘর
 কা খ  তাল ক
চীক্নর উত্তর-েধিম ধজনধজয়াং প্রক্িক্ে বসবাসকারী প্রধান মুসধেম সম্প্রিায়
হক্ো উইঘুর । আর তুকবক্মন , তাধজক ও কাজাখ মুসধেম সম্প্রিায় েথাক্রক্ম
তুকবক্মধনস্তান, তাধজধকস্তান ও কাজাখস্তাক্ন বাস কক্র।
Answer: B
38. Third Normal form is based on the concept of (Stacl IT
Job solution page- 683(Q. NO-6 ) )
 Closure
dependency
 Transitive
Dependency
 Normal
Dependency
 Functional
Dependency
The third normal form (3NF) is based on the concept of a
transitive dependency. A functional dependency X → Y
in a relation R is a transitive dependency if there is a set
of attributes Z that is not a subset of any key of R, and
both X → Z and Z → Y hold.
Answer: B
39. EDSAC রম্পউটা এ ডাটা সিং ক্ষরণ জনয র ধ রণ কমমর
বযবহা হত ?
 RAM  ROM
 Mercury Delay
Lines
 Registors
কোমধিজ ধবশ্বধবদ্যােক্য়র অধ্যােক মধরস উইেক ও তার িে প্রথম প্রজক্ের
কধিউটার EDSAC ( Electronic Delay Storage Automatic
Calculator) ধনম বাণ কক্রন। এর সংরক্ষণ স্মৃধত ধহক্সক্ব মাকবাধর ধডক্ে োইন
(Mercury Delay Line Memory) ব্যবহৃত হক্য়ধেে।
Answer: C
40. What are the different events in Triggers ? (Stacl
IT Job solution page- 637(P. NO-4 ) )
 Define, Create  Drop,, Comment
 Insert, Update ,
Delete
 All of a, b, c
In SQL Server, we have triggers for all DML operations (
Insert, Update and Delete)
Answer: C
41. Which one of the following is true for a tuple in
a database ?
 A tuple in a
database
represents a
column
 A tuple in a database
represents database
schema .
 A tuple in a
database
represents a
Record
 A tuple in a database
represents a Database
topology.
A tuple is just a very technical term to describe any single
row(record) of data stored in a table.
Answer: C
42. Which one of the following is not a non Volatile
storage device ? (Stacl IT Job solution - see
theory page4 )
 SSD  Hard Disk Drive
 LPDDR  NVRAM
DDR is not flash memory like the kind that is used for
Solid State Drives (SSDs), Secure Digital (SD) cards, or
Universal Serial Bus (USB) drives. DDR memory is
volatile, which means that it loses everything once power
is removed.
Answer: C
43. XSLT processors evaluate each statement in the
context of the match that has been made. That
is, XSLT processors are.
 Context
oriented
 Procedural oriented
 Object
oriented.
 Relational oriented
Answer: A
44. When three or more AND and OR conditions are
combined, it is easier to use the SQL keyword(s)
(Stacl IT Job solution page- See SQL Part )
 Not in only  LIKE only
 IN only  Both IN and NOT IN
When three or more AND and OR conditions are
combined, it is easier to use the SQL keyword(s) both IN
and NOT IN.
The SQL IN condition/operator makes it easy to verify if
an expression matches a value among a given set of
values. It helps in reducing the number of AND or OR
conditions in a SELECT, INSERT, DELETE or UPDATE
statement.
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Nilkhet: Jamalpur, Modern Library
Order Book: stackvaly.com, 01812603406
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The SQL NOT IN condition/or operator performs the
reverse function of the IN operator.
Answer: D
45. How to select all data from student table starting
the name from letter ‘r’ ? (Stacl IT Job solution
page- 656(Q. NO-4 ) )
 Select * from
student where
name like ‘r%’;
 Select * from student
where name like
‘%r%’;
 Select * from
student where
name like ‘%r’;
 Select * from student
where name like
‘_r%’;
Answer: A
46. In a asymmetric key encryption process, the key
used to encrypt the data is know as a (Stacl IT
Job solution page- 407(4.70 ) )
 Private key  Encryption key
 Public key  Modulation key
public key is the one used to encrypt data and private key
is the one used to decrypt data.
Answer: C
47. Why is set transaction used in an oracle DBMS
?
 For placing a
name on a
transaction
 For committing a
transaction
 For locking a
transaction
 To setup transaction
user prarameters.
Use the SET TRANSACTION statement to establish the
current transaction as read-only or read/write, establish
its isolation level, or assign it to a specified rollback
segment. The operations performed by a SET
TRANSACTION statement affect only your current
transaction, not other users or other transactions.
Answer: D
48. Your backup strategy includes the use of
incremental backups using the export utility.
Which export parameter indicated that an export
should be incremental ?
 Direct  ExpType
 INCTYPE  None of the above
Answer: A
49. Nedding to assess the validity of assumed
referential integrity constraints on foreign keys
is a(n) of normalization . (Stacl IT Job solution
page- 634 )
 Advantage  disadvantage
 Either an
advantage or
disadvantage
 Neither an advantage
nor disadvantage.
Answer: D
50. Which is the oracle component that contains the
memory structures and background process
 Instance  Server
 Database  Database files
The SGA is a group of shared memory structures, known
as SGA components, that contain data and control
information for one Oracle Database instance. All server
and background processes share the SGA.
51. The three different application logic components
are . Which of the following ?
 Presentation,
Client and
Storage
 Presentation, Client
and processing
 Presentation,
Processing and
Storage
 Presentation,
processing and
Network
Answer: C
52. রেব ারত্র সলরত – বার্ধা াট অথথ ী ?
 লিবরালির আনিা  একমাি সঞ্চয়
 একমাি সন্তাে  লিবরালির গুরুত্ব
ধেব রাধির সেক্ত বেক্ত বুঝায় ধেতা মাতার এক মাি জীধবত সন্তান / এক
মাি সন্তান/ এক মাি অবেম্বন/একমাি বংেধর।
Answer: B
53. Data integrity problem in a DBMS is caused due
to (Stacl IT Job solution page- 1200(Q. NO 141 ) )
 Missing data  Data inconsistency
 Data
redundancy
 Security constraints
Answer: B
54. ‘ ক ন পান্থ ক্ষান্ত হও কহর দীর্থ পথ’ – া কলখা ?
 ক
ৃ ষ্ণেন্দ্র ম ুমিার  ঈশ্বরেন্দ্র গুপ্ত
 কালমেী রায়  যতীন্দ্রনমাহে বার্েী
কৃষ্ণচে মজুমিাক্রর ধবখ্যাত কাব্যগ্রন্থ 'সদ্ভাবেতক' । তার রধচত উক্িখ্যক্োগ্য
েঙধক্তগুক্ো হক্ো - (i) ককন োন্থ ক্ষান্ত হও কহধর িীর্ ব েথ ? (ii) কে জন
ধিবক্স মক্নর হরক্ষ জ্বাোয় কমাক্মর বাধত । (iii) ধচরসুখী জন ভ্রক্ম ধক কখন
ব্যধথত কবিন বুধঝক্ত োক্র?
Answer: A
55. A collection of theoretical tools for describing
data, relationships among data , data semantics
and data constraints is reffered to as (Stacl IT
Job solution page- 626 )
 Data Model  DBMS
 Database  ER Model
The data model is a collection of concepts or notations
for describing data, data relationships, data semantics and
data constraints.
Answer: A
56. বািংলা র্রদয জন ক ?
 ঈশ্বরেন্দ্র লবিযাসার্র  বলিমেন্দ্র েনট্রাোধযায়
 উইলিয়াম জকরী  রবীন্দ্রোে ঠাকুর
বধঙ্কমচে চক্টাোধ্যায়ক্ক (১৮৩৮-১৮৯৪) 'বাংো উেন্যাক্সর জনক' বো হয়।
উইধেয়াম ককধর (১৭৬১-১৯৪১) 'বাংো কোটগক্ের জনক' বো হয়।
Answer: B
57. The fastest read/write time and most efficient data storage
of any disk array type is . (Stacl IT Job solution page-
613(7.86) )
 RAID-0  RAID-1
 RAID-2  RAID-3
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Nilkhet: Jamalpur, Modern Library
Order Book: stackvaly.com, 01812603406
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Answer: A
58. বািংলা ভাষা আরদ রনদেথন িযথাপদ আরবষ্ক
ৃ ত হয় ত সারল ?
 ২০০৭  ১৯০৭
 ১৯০৯  ১৯১৬
বাংিা ভািার িােীে লেিিগে েযগােি আলবষ্ক
ৃ ত হয় ১৯০৭ লিিানব্দ।
Answer: B
59. Which of the following is not a factor in
determining the concurrency control behavior of
SQL-Server ? (Stacl IT Job solution page- 691)
 Lock Level  Transaction islation
level
 Cursor
concurrency
setting
 Locking hints
Answer: A
60. বািংলা থয ভাষা ভাষা আরদ গ্রন্থ ক ানট ?
 িভু লবশুর বাণ্ী  ক
ৃ োর িানস্তর অ্েগনভি
 ফু িমলণ্ ও করুেযর
লববরণ্
 লমিোলর ীবে
ক
ৃ োর িানের অ্েগনভি ' ( ১৭৩৫) মনোএি িয আসসুম্পসাাঁউ োমক েতুগ লর্ লিস্টাে
লমিোলর কতৃগ ক রলেত বাংিা র্িযগ্রন্থ। ১৭৪৩ সানি লিসবে িহর জেনক গ্রন্থটি জরামাে
লিলেনত মুলদ্রত হয়।
Answer: B
61. Which of the following is an appropriate
description fo the mapping between the relatinal
model and relational database as ites
implementation?
 A domain is
mapped to a
character type
or a character
string type.
 A relation is mapped
to a table.
 Attributes and
columns are
ordered from
left to right
 Neither tuples nor
rows have duplicates.
Answer: B
62. Which one of the following words is masculine?
 Mare  Lad
 pillow  Pony
Answer : B
63. In a DBMS, when multiple transaction
programs update the same database
simultaneously, which of the following is a
technology that is used to prevent logical
contradictions? (Stacl IT Job solution page- 683
(Q. No-1)
 Exclusive
Control
 Intigirty constraint
 Normalization  Reorganizaiton
Answer: B
64. Love for the whole world is called……
 Philanthropy  Misogyny
 Benevolence  Misanthropy
একজন Philanthropist হক্েন কসই ব্যধক্ত ধেধন মানবতাবািী, সব
মানুক্ষর জন্য োর ভাক্োবাসা আক্ে। Misogyny-woman-hater;
নারীধবক্েষী। Benevolence -kindness; generosity; বািান্যতা ,
িয়া, জনধহততধষকা। Misanthropy -dislike or hatred or
other people ,hatred of mankind; মানবধবক্েষ।
Answer: B
65. The Application program interface in a two-
tier architecture DBMS is provided by
 Close module
connectivity
 Open module
connectivity
 Open database
connectivity
 Close database
connectivity
Answer: C
66. Who did write first English dictionary.
 Boswell  Ben Jonson
 Samuel
Johnson
 Milton
James Boswell (1740-1795) ধেক্েন স্কটল্যাক্ন্ডর একজন
আইনজীবী ও কেখক। ধতধন Samuel Johnson - এর Biography
কেখার কারক্ণ ধবখ্যাত। Ben Jonson (1572-1637) ধেক্েন ইংধেে
করক্নসাাঁর নাটেকার, কধব ও অধভক্নতা। Samuel Johnson (1709-
1784) ধেক্েন ইংধেে কেখক। ধতধন ১৭৫৫ সাক্ে প্রথম ' Dictionary of
the English language ' নাক্ম একটি Dictionary ' বো হয়।
John Milton (1608-1674) ধেক্েন একজন ধবখ্যাত ইংক্রজ মহাকাব্য
রচধয়তা। তার ধবখ্যাত মহাকাব্য হক্ো ' Paradise Lost' , ' Paradise
Regained ' .
Answer : C
67. Which of the below is responsible for
controlling the interaction among simultaneous
transaction? simultaneous transaction(Stacl IT
Job solution page- 689 (Concurrency Control)
 Serializable
controller
 Concurrency Control
Manager
 Transportation
management
system
 Multiple Access
Protocol.
oncurrency Control in Database Management System is
a procedure of managing simultaneous operations
without conflicting with each other. It ensures that
Database transactions are performed concurrently and
accurately to produce correct results without violating
data integrity of the respective Database.
Answer: B
68. Choose the correct spelling
 Ascertain  Ascertain
 Ascertain  Asartain
Answer: C
69. Of the faunctions provided by a DBMS. Which of
the following is a means for achieving protection
for data confidentiality? (Stacl IT Job solution
page- see Database part)
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Nilkhet: Jamalpur, Modern Library
Order Book: stackvaly.com, 01812603406
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 Checking
referential
constraints
when the data is
updated
 Managing a transaction
that combines a series
of processes as a
logical Unit.
 Managing the
data access
rights of users.
 Placing an exclusive
lock on the data before
it is updated.
When we talk about the confidentiality of information, we
are talking about protecting the information from being
exposed to an unauthorized party due to a data breach or
insider threat.
Answer: C
70. Misanthropist means-
 One who flirts
with ladies
 A person of narrow
views
 A hater of
mankind.
 One who believe that
God is in everything.
Answer: C
71. In strict two phase locking protocol (Stacl IT Job
solution page- 716 (Q. No-2)
 All exclusive
mode locks
taken by
transaction be
held until
transaction
commit
 All exclusive mode
locks taken by
transaction can be
released before
transaction commits.
 All locks can
be released
before
transaction
commits.
 None of these
This requires that in addition to the lock being 2-Phase all
Exclusive(X) locks held by the transaction be released
until after the Transaction Commits.
Answer: A
72. Three boys have marbles in the ration of 19:5:3 .
If the boy with theleast number has 9 marbles,
how many marbles does the boy with the highest
number have ?
 23  37
 45  57
Answer: D
73. The maximum number of super keys for the
relation schema R(E, F, G, H)with E as the key
is (Stacl IT Job solution page- 685 (Q. No-10)
 5  6
 7  8
The maximum number of super keys for the relation
schema R ( E,F,G, H ) with E as the key is 23
= 8,
because any subset of non key attributes along with key
attribute will form the super key of R.
Answer: D
74. A manufacturer sells three products i.e. A, B and
C product A costs 200 and sells for 250. Product
B costs 150 and sells for 180, product C costs
1000 and sells for 110. On which product, he has
maximum percentage of profit?
 B only  A and B both
 A only  C only
Profit from A = 250-200=50tk
Percentage = (50×100)/200=25%
Profit from B= 180-150=30tk
Percentage = (30×100)/150= 20%
Profit from C= 110-100=10tk
Percentage= (10×100)/100=10%
So, maximum profit from A.
Answer: C
75. Oracle materialized views or SNAPSHOTS is
used for (Stacl IT Job solution page- 1201
 Hiding data
from users
 Dynamic data
replication
 Table Space
Reduction
 Data Abstraction
Oracle uses materialized views (also known as snapshots
in prior releases) to replicate data to non-master sites in a
replication environment and to cache expensive queries
in a data warehouse environment.
Answer: B
76. In a Group of 15, 7 can speak Spanish, 8 can
speak French and 3 can speak neither. What
fraction of the group can speak both French and
Spanish ?
 1/5  4/15
 1/3  7/15
I = n(S) + n(F) - n ( S n F) + Neither
15 = 7 +8 - n ( S n F) + 3
n ( S n F) = 3
So, required fraction = 3/15 = 1/5
Answer: A
77. A distributed database is advantageous over a
Centralized database system in terms of
 Fast Response  Software Complexity
 Modular
Growth
 Software cost
Modular growth (resilient) – Growth is easier. We do not
need to interrupt any of the functioning sites to introduce
(add) a new site. Hence, the expansion of the whole
system is easier. Removal of site is also does not cause
much problems.
Answer: C
78. In distributing milk at a summer camp, it is
found that a quart of milk will fill wither 3 large
glass tumblers or 5 smalll glass tumblers. How
many small glass tumblers can be filled with one
large glass tumbler ?
 11/5  7/5
 5/3  7/3
Answer: C
79. Which is not the UTL_FILE function
 FOPEN()  File_Close()
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Nilkhet: Jamalpur, Modern Library
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 FCOPY  FFLUSH()
Answer: B
80. The triangular base of a prism is a right
trainagel of sides a and b =2a. The height h of the
prism is equal to 10mm and its volume is equal to
40 mm3
. What will be the lengths of the sides a
and b of the triangle ?
 2mm and 3mm  1 mm and 4 mm
 2 mm and 2
mm
 2 mm and 4 mm
Answer: D
81. How can you generate debugging output from
PL/SQL?
 DBMS_SQL  DBMS_OUTPUT
 DBMS_PIPE  DBMS_LOB
Use the DBMS_OUTPUT package. Another possible
method is to use the SHOW ERROR command
Answer: B
82. ত সারল আওয়ামী লীরর্ ৬ দফা কপে া হরয়রিল ?
 ১৯৬৬ সানি  ১৯৬৭ সানি
 ১৯৯৮ সানি  ১৯৬৯ সানি
Answer: A
83. Database index speeds up
 Select queries  Where clauses
 Update query  Both a and b
Answer: D
84. রনবথাহী রবভার্ কথর রবিা রবভার্ পৃথ া রবষয়ট সিংরবধারন
ক ান অনুরেদ উরেখ রয়রি ?
 অ্েুনেি ২৩  অ্েুনেি ২৪
 অ্েুনেি ২১  অ্েুনেি ২২
Answer: D
85. Which of the following index is automatically
created by the database server when an object
is created?
 Implicit  Single column
 Unique  composite
Implicit indexes are indexes that are automatically
created by the database server when an object is created.
Indexes are automatically created for primary key
constraints and unique constraints.
Answer: A
86. ১৯৫৪ সারল পূবথ পার স্তান প্রারদরে পর ষদ রনবথািরন যুক্তফ্ররে
র প্রতী রিল ?
 ধানের িীি  জেৌকা
 িাঙ্গি  বাইসাইনকি
োলকস্তাে িাসোমনি েূবগ বাংিার িেম িানিলিক লেবগােে অ্েুলিত হয় ১৯৫৪
সানির ১১ মাে
গ । এ লেবগােনে মুসলিম িীনর্র েরা য় লেলিত করনত আওয়ামী
মুসলিম িীর্, ক
ৃ িক শ্রলমক িি, জে ানম ইসিাম ও র্ণ্তন্ত্রী িি একলিত হনয়
১৯৫৩ সানির ৪ লিনসম্বর র্ঠে কনর যুক্তফ্রন্ট। যুক্তফ্রনন্টর লেবগােেী িতীক ল ি
জেৌকা। ধানের িীি ও িাঙ্গি যোরনম বাংিানিনির বতগ মাে রা নেলতক লিি
লবএেলে এ াতীয় োটি
গ র লেবগােেী িতীক।
Answer: B
87. GET_Block property is a
 Restricted
procedure
 Unrestricted
procedure
 Library
function
 None of the Above
Answer: D
88. সরলামন দ্বীপপুঞ্জ ক ান মহাসার্র অবরিত ?
 ভারত মহাসার্র  িিান্ত মহাসার্র
 অ্যাটিালন্টক মহাসার্র  আকগ টিক মহাসার্র
সক্োমন েীেপুঞ্জ (ইংক্রধজ Solomon Islands সেমন্‌আইল্যান্ডড্‌
জড্‌
) প্রোন্ত
মহাসাগক্রর একাধধক েীক্ের সমন্বক্য় গঠিত একটি েীে রাষ্ট্র। এটি ওক্েধনয়া
অঞ্চক্ে অবধিত।
Answer: B
89. Which of these is not a common reason a
business chooses to go with a data center
colocation service for diasaster recovery
instead of building a new data center ? (Stacl
IT Job solution page-see data center part)
 Full control of
Hardware
 Security and
location
 Cost of building
data centers.
 Granullar climate
control
Answer: C
90. রবশ্ববযািং সিংরিষ্ট ক ান সিংিাট স্বল্প আরয় উন্নয়নেীল কদরে
কবস ার খারত আরথথ সহায়তা ও উপরদে রদরয় থার ?
 IBRD  MIGA
 IFC  ICSID
Answer: C
91. Which of the following are the five built in functions
provided by SQL ? (Stacl IT Job solution page- 647
 COUNT,
SUM, AVG,
MAX, MIN
 SUM, AVG, MIN,
MAX, MULT
 SUM AVG,
MULT, DIV,
MIN
 SUM, AVG, MIN,
MAX, NAME
The correct answer is option A (COUNT, SUM, AVG,
MAX, MIN). All these are aggregate functions that are
in-built functions provided by SQL. These five functions
perform calculations on the result-set and return the
single value
92. Which of the following is a technique for hiding
the internal implementation details of an object ?
 Encapsulation  Polymorphism
 Inheritance  All of a, b &c
Answer: A
93. How does RAID provide data protection ?
(Stacl IT Job solution page- 841)
 Using either
data mirroring
or parity
 Using either data
mirroring or striping
 Using high
quality disk
drives
 Using dedicated data
protection hardware.
Answer: B
94. A DNS client is called a (Stacl IT Job solution
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Nilkhet: Jamalpur, Modern Library
Order Book: stackvaly.com, 01812603406
Gazipur: Jamalpur Library
Order Book: stackvaly.com, 01789741518
Mirpur: Gitanjoli Library

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page- 382)
 DNS Updater  DNS handler
 DNS resolver  DNS host
A DNS client is also called a resolver. When a client
needs to resolve a remote host's name into its IP address,
it sends a request to the DNS server, which returns the
IP address of the remote host.
Answer: C
95. ROLLBACK command is used to undo the
changes made by . (Stacl IT Job solution page-
1226)
 DDL
commands
 TCL commands
 DML
Commands.
 Commit command
ROLLBACK is the SQL command that is used for
reverting changes performed by a transaction. When a
ROLLBACK command is issued it reverts all the
changes since last COMMIT or ROLLBACK.
Answer: D
96. Embeddes SQL is which of the following?
 Hard coded
SQL
statements in a
programming
language such
as java.
 The process of
making an application
capable of generating
specific SQL code on
the fly.
 Hard-coded
SQL
statements in a
procedure.
 Hard coded SQL
statements in a trigger
Answer: A
97. In a comparatively small organization, if you
want data forwarding among departments
based on IP addresses which one of the
following will be a better bet for networking
 Using Layer-3
routers
 Using Layer-3
switches
 Using
Unmanaged
switches
 Combining a and b
Answer : D
98. A star schema has what type of relationship
between a dimension and fact table?
 Many to many  One to one
 One to many  All of the above
Answer: C
99. What does this query do ?
Select employee_number, name from employees
as parent where salary>(select avg(salary) from
employees where department
=parent.department) (Stacl IT Job solution
page- 1451, Q-53)
 Finds the name
and ID of
employees who
get more than
average
 Finds the employee’s
name and ID of those
who gets more than
average salaries of
all the departments
salaries.
 Finds the name
and ID of
employees who
get more than
average
salaries of his
own
department.
 None
Answer: C
100. What is invled via HTTP on the web server
computer when it responds to requests from a
user’s Web browser ?
 A java
Application
 A Java Applet
 A Java Servlet  None of the Above.
Answer’: C
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Nilkhet: Jamalpur, Modern Library
Order Book: stackvaly.com, 01812603406
Gazipur: Jamalpur Library
Order Book: stackvaly.com, 01789741518
Mirpur: Gitanjoli Library