9th Class Computer Science Guess Paper (2021)

Lahore Board, Gujranwala Board, Sahiwal Boards, Sargodha Board, Faisalabad Board, Rawalpindi Boards, Multan Board, DG Khan Board.

9th Class 2021 Guess Papers

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Here are the subjects wise guess papers of 9th class:

Here is the links to all subjects guess papers for 9th class for all educational boards of the Punjab. The guess paper is valid for the year 2021 and for the following boards of Punjab:

9th class computer guess 2021

Below is the guess paper for 9th class computer

Important short questions

chapter-1

– types of computer?

– work of van numen?

– benefits of transistor?

– definition of machine language?

– define computer?

– what is abacus?

– what is a computer program?

– explain minicomputer

– high-level language?

– define analog computer?

chapter-2

– What are input devices?

– Define USB por?

t.- what is system unit?

– define port?

.- difference between the serial port and parallel port

– define computer hardware

– what is data bus?

chapter-3

What is mouse?

– what is a joystick?

– What is meant by resolution of the monitor?

– Difference between soft copy and hard copy?

– work of non-impact printer?

– what is keyboard?

– what is microphone?

– difference between CD-RW and CD-R?

chapter-4

– Why DRAM uses more energy?

– difference between DRAM and SRAM?

– What is main memory?

– what is cashe memory?

– What do you know about ROM?

-What is secondary memory?

– What is the difference between ROM and RAM?

Important Long Questions

– Types of computer?

– Note main-fram computer and super computer?

 – 2nd and 3rd generation of computer?

– write a note on system bus?

– write a note on RAM and ROM?

– write a notes on various ports?

– write a note on CPU?

– write a note on various types of monitors?

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