| 1 |
What is the main purpose of a computer. |
- A. to process data and produce the desired information
- B. To save data
- C. To provide input
- D. To display output
|
| 2 |
All mathematicla opeations in computer are performed by. |
- A. Memory unit
- B. Control Unit
- C. Arithmetic unit
- D. Storage unit
|
| 3 |
What type of data can a magnetic field sensor record. |
- A. Magnetic field
- B. Motion
- C. Humidity
- D. Sound
|
| 4 |
What is the most commonly used capacity measurement unit for Hard Disk Drives. |
- A. Magebytes
- B. Gigabytes
- C. Terabytes
- D. Zettabytes
|
| 5 |
What type of memory is used to temporarily store data for processing by the CPU. |
- A. RAM
- B. ROM
- C. Hard disk
- D. Flash Drive
|
| 6 |
OCR stand for |
- A. Optical corret Reading
- B. Optical Character Reader
- C. Optimal Copy Reading
- D. Optical Character Reading
|
| 7 |
What is the final result of data processing referred to as. |
- A. Input
- B. Processing
- C. Output
- D. Storage
|
| 8 |
Which of following is type fo sensor. |
- A. Sound sensor
- B. Pressure sensor
- C. Light sensor
- D. All
|
| 9 |
The device that is used to input sound in the coputer is known as. |
- A. Joystic
- B. Speaker
- C. Microphone
- D. Light pen
|
| 10 |
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
|
