Friday 22 January 2021

Computer Studies (Theory And Practical) - Model Paper - For Class IX (2021) & X ( 2022 and Onward) (Arts / General Group)

GO TO INDEX (Class IX)    GO TO INDEX (Class X)

Computer Studies
For Class IX (2021) & X (2022 and onward)
 (Arts / General Group)
Model Papers




Solution


BOARD OF SECONDARY EDUCATION KARACHI
MODEL QUESTION PAPER
S.S.C. (ANNUAL) EXAMINATIONS 2021 for IX, 2022 for X And ONWARDS
COMPUTER STUDIES (THEORY) Elective
(CLASS - IX) GENERAL GROUP

SECTION "B" (Short Answer/Questions) 
Note: Answers any 10 questions from this section, all questions carry equal marks.

Q.2. Draw a chart, with period, technology and major inventions of all generations of computer.
Ans: Computer Generation Table
GenerationPeriodTechnologyExample of
Machine
(Major Inventions)
First1940-1956Vacuum tubesENIAC, UNIVAC
Second1956-1963TransistorsIBM 7094 and IBM 1401
Third1964-1971ICsIBM 360 and IBM 370
Fourth1971 to PresentMicroprocessorsApple Macintosh, IBM PC.
FifthPresent and BeyondArtificial Intelligence Technology.Humanoid Robot


Q.3: Draw a block diagram of CPU

Q.5: Enlist Input, Output and Storage devices?
Ans: INPUT DEVICES:
  1. Text Entering Device
    1. Key Board
  2. Pointing device
    2. Mouse
    3. Track ball
    4. Touch pad Or Track pad
    5. joy stick
  3. Image Scanners
    6. Optical Mark Recognition (OMR)
    7. Optical Barcode Reader (OBR)
    8. Optical Character Recognition (OCR)
  4. Other Types of Input devices:
    9. Microphones
    10. Touch Screen
    11. Magnetic Ink
    12. Digital Camera
    13. Webcam
    14. Bio-metric Devices

OUTPUT DEVICES:
  1. Soft Copy Output Devices
    1. Monitors
    2. Data Projectors
    3. Speakers
  2. Hard Copy Output Devices
    4. Printers
    5. Plotters

STORAGE DEVICES
  1. Primary Storage Devices
    1. RAM
    2. ROM
  2. Secondary Storage Devices
    3. Hard Disk
    4. CD and DVD
    5. SD Card and USB

Q.7: Define term software and mention their categories.
Ans: Software:
is a set of instructions that a computer uses to perform a task. It is a general term for a computer program.
Software is the programs and applications that run on computer and make the computer usable.

Types Of Software:
There are two main types of software:
  1. System Software and
  2. Application Software.

Practicals



No comments:

Post a Comment