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

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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

Generation	Period	Technology	Example of Machine (Major Inventions)
First	1940-1956	Vacuum tubes	ENIAC, UNIVAC
Second	1956-1963	Transistors	IBM 7094 and IBM 1401
Third	1964-1971	ICs	IBM 360 and IBM 370
Fourth	1971 to Present	Microprocessors	Apple Macintosh, IBM PC.
Fifth	Present and Beyond	Artificial 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