9th class computer science guess paper 2020

Below is the guess paper for 9th class computer science. The guess includes important long questions and important short questions for the computer of 9th class. Chapterwise important short questions and long questions have been given. Computer science guess paper for 9th class is now live.

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9th class computer guess 2020

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 port.
- 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 mainfram 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

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