Computers and Information Processing

1. COMPUTERS AND
INFORMATION SYSTEMS MANAGEMENT
University of Antique
COLLEGE OF BUSINESS AND ACCOUNTANCY
Doctor of Public Administration
INFORMATION PROCESSING
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

2. Information processing is the manipulation of digitized
information by computers and other digital electronic
equipment, known collectively as information technology.
INFORMATION PROCESSING
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

3. 5
• DATA is a collection of independent and unorganized facts.
• INFORMATION is the processed and organized data
presented in a meaningful form.
• DATA PROCESSING is the course of doing things in a
sequence of steps.
• SYSTEM is a set of components that work together to
achieve a common function.
INFORMATION PROCESSING
SYSTEM (IPS)
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

4. 1. It accepts and gather data. (INPUT)
2. It processes data to become information. (PROCESSING)
3. It stores data and information. (STORAGE)
4. It presents information. (OUTPUT)
FUNCTIONS OF AN IPS
DATA INFORMATION
INPUT
OUTPUT
STORAGE
PROCESSOR
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

5. 1. Hardware –machinery
2. Software –computer programs and the manuals that support
them
3. Data – facts that are used by programs to produce useful
information
4. Procedures – policies that govern the operation of a
computer system
5. People – every system needs people if it is to be useful
6. Feedback –IS may be provided with a feedback
SIX COMPONENTS OF AN IPS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

6. • Management information system (MIS) refers to the
processing of information through computers and other
intelligent devices to manage and support managerial
decisions within an organization.
MANAGEMENT INFORMATION
SYSTEMS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

7. MAINFRAME AND MINICOMPUTER COMPUTING
FIVE ERAS OF MIS EVOLUTION
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

8. PERSONAL COMPUTERS
FIVE ERAS OF MIS EVOLUTION
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

9. CLIENT/SERVER NETWORKS
FIVE ERAS OF MIS EVOLUTION
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

10. ENTERPRISE COMPUTING
FIVE ERAS OF MIS EVOLUTION
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

11. CLOUD COMPUTING
FIVE ERAS OF MIS EVOLUTION
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

12. MANAGEMENT INFORMATION SYSTEMS
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

13. DECISION SUPPORT SYSTEMS
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

14. EXECUTIVE INFORMATION SYSTEMS
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

15. MARKETING INFORMATION SYSTEMS
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

16. ACCOUNTING INFORMATION SYSTEMS
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

17. HUMAN RESOURCE MANAGEMENT SYSTEMS
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

18. OFFICE AUTOMATION SYSTEMS
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

19. SCHOOL INFORMATION MANAGEMENT SYSTEMS
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

20. ENTERPRISE RESOURCE PLANNING
TYPES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

21. ✓ Companies are able to identify their strengths and
weaknesses and help a company improve its business
processes and operations.
✓ Giving an overall picture of the company.
✓ Acting as a communication and planning tool.
✓ The availability of customer data and feedback can help
the company to align its business processes according to
the needs of its customers.
ADVANTAGES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

22. ✓ MIS can help a company gain a competitive advantage.
✓ MIS report help to take decision and action on certain
object with quick time.
ADVANTAGES OF MIS
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

23. COMPUTER is an electronic machine that follows a set of
instructions in order that it may be able to accept and gather
data and transform these into information.
THE COMPUTER
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

24. Central Processing Unit (CPU)
• Brain of the computer
• It directs and controls the
entire computer system
and performs all arithmetic
and logical operations.
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

25. Memory Unit
a. READ ONLY MEMORY
(ROM) contains the pre-
programmed computer
instructions such as the
Basic Input Output System
(BIOS).
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

26. Memory Unit
b. RANDOM ACCESS
MEMORY (RAM) is used
to store the programs
and data that it will run.
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

27. Input Devices
Keyboard
• typewriter-style device
which uses an
arrangement of buttons
or keys to act as a
mechanical lever or
electronic switch.
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

28. Input Devices
Mouse
• pointing device (hand
control) that detects two-
dimensional motion
relative to a surface
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

29. Input Devices
Microphone
• transducer that converts
sound into an electrical
signal
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

30. Input Devices
Webcam
• video camera that feeds or
streams its image in real
time to or through a
computer to a computer
network
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

31. Input Devices
Scanner
• device that captures images
from photographic prints,
posters, magazine pages,
and similar sources for
computer editing and
display
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

32. Output Devices
Monitor
• output device which
displays the information in
pictorial form
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

33. Output Devices
Audio Speakers
• device that converts analog
audio signals into the
equivalent air vibrations in
order to make audible
sound
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

34. Output Devices
Printer
• peripheral device which
makes a persistent human-
readable representation of
graphics or text on paper or
similar physical media
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

35. Secondary Storage Devices
Flash drive
• data storage device that
includes flash memory with
an integrated USB interface
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

36. Secondary Storage Devices
Hard disk
• data storage device that
uses magnetic storage to
store and retrieve digital
information using one or
more rigid rapidly rotating
disks (platters)
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

37. Secondary Storage Devices
CD ROM
• pre-pressed optical
compact disc which
contains data
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

38. Secondary Storage Devices
Flash memory cards
• electronic flash memory
data storage device used
for storing digital
information
BASIC COMPUTER HARDWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

39. Casing or cover
• enclosure that contains
most of the components of
a computer
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

40. Power Supply
• converts mains AC to low-
voltage regulated DC power
for the internal components
of a computer
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

41. Motherboard
• holds and allows
communication between
many of the crucial
electronic components of a
system
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

42. Microprocessor
• perform arithmetic and logic
operations
• operations include adding,
subtracting, comparing two
numbers, and fetching numbers
from one area to another
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

43. Memory
• physical device capable of
storing information
temporarily or permanently
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

44. Video Card
• an expansion card which
generates a feed of output
images to a display
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

45. Sound card
• internal expansion card
that provides input and
output of audio signals to
and from a computer
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

46. Disk drive
• randomly addressable and
rewritable storage device
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

47. CD-ROM drive
• pre-pressed optical
compact disc which
contains data
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

48. MODEM
• modulates one or more carrier
wave signals to encode digital
information for transmission
and demodulates signals to
decode the transmitted
information
PARTS THAT BUILD UP A
SYSTEM UNIT
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

49. Software
• Instructions that tell the
computer how to process
data into the form you
want.
• Software and programs are
interchangeable.
COMPUTER SOFTWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

50. Two major types:
1. System software
• Operating system
• Utilities software
• Device drivers
COMPUTER SOFTWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

51. Two major types:
2. Application software
• Basic Applications
• Specialized Applications
COMPUTER SOFTWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

52. Two major types:
3. Malicious software
• developed to harm and
disrupt computers
COMPUTER SOFTWARE
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing

53. COMPUTERS AND
INFORMATION SYSTEMS MANAGEMENT
University of Antique
COLLEGE OF BUSINESS AND ACCOUNTANCY
Doctor of Public Administration
INFORMATION PROCESSING
INFORMATION SYSTEMS MANAGEMENT
Computerand InformationProcessing