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Neural machine translation of rare words with subword units
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### Combined 2 Bank Compiled Post: ADA Date: 25.09.2021 Taker: AUST

3. Stack IT Job Solution :: Combined Bank Stack IT Question Bank | 01789741518, 01761719838 | Buy Book: stackvaly.com | Online Exam: exam.stackvaly.com  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। S t a c k I T J o b S o l u t i o n A p a t t e r n B a s e d I T J o b S o l u t i o n Nilkhet: Jamalpur, Modern Library Order Book: stackvaly.com, 01812603406 Gazipur: Jamalpur Library Order Book: stackvaly.com, 01789741518 Mirpur: Gitanjoli Library