| 1 |
All mathematicla opeations in computer are performed by. |
- A. Memory unit
- B. Control Unit
- C. Arithmetic unit
- D. Storage unit
|
| 2 |
What is a mouse in a computer system. |
- A. A joystic device
- B. A light pen device
- C. A microphne device
- D. A cursor -control device
|
| 3 |
What are teh two most common types of printers. |
- A. Inkjet and CRT
- B. Laser and CRT
- C. Inkjet and Laser
- D. CRT and Plotter
|
| 4 |
What type of display is used in modern monitors. |
- A. CRT
- B. SMD LED
- C. TFT or LCD
- D. Plasma Display
|
| 5 |
What is the function of a Hard Disk Drive. |
- A. To store data only when the computer is turned off
- B. To store data permanently
- C. To store data temporaily
- D. To store data for a limited time
|
| 6 |
Devices that are used to display the result of processing are called. |
- A. Output devices
- B. Input devices
- C. Storage Devices
- D. Processing devices
|
| 7 |
Which of following is type fo sensor. |
- A. Sound sensor
- B. Pressure sensor
- C. Light sensor
- D. All
|
| 8 |
The device that is used to input sound in the coputer is known as. |
- A. Joystic
- B. Speaker
- C. Microphone
- D. Light pen
|
| 9 |
OCR stand for |
- A. Optical corret Reading
- B. Optical Character Reader
- C. Optimal Copy Reading
- D. Optical Character Reading
|
| 10 |
Which of the following is not an input device. |
- A. Keyboard
- B. Speaker
- C. Mouse
- D. <div>Scanner</div>
|
