| 1 |
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
|
| 2 |
All mathematicla opeations in computer are performed by. |
- A. Memory unit
- B. Control Unit
- C. Arithmetic unit
- D. Storage unit
|
| 3 |
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
|
| 4 |
What type of data can be entered into a computer using a microphone. |
- A. Text data
- B. Video data
- C. Audio data
- D. Image data
|
| 5 |
What type of data does a pressure sensor record. |
- A. Magnetic field
- B. Motion
- C. Pressure
- D. Light
|
| 6 |
What two main elements make up a computer system. |
- A. Input and output devices
- B. Hardware and software
- C. Arithmetic and logical unit
- D. Control and memory unit
|
| 7 |
What is the final result of data processing referred to as. |
- A. Input
- B. Processing
- C. Output
- D. Storage
|
| 8 |
What is a hard disk drive. |
- A. A volatile secondary storage device
- B. An optical storage device
- C. Aprimary storage device
- D. A non-volatile secondary storage device
|
| 9 |
What does a light pe consist of |
- A. A laser beam at its base
- B. A sphericla ball at its lower end
- C. A photocell and an opticla system
- D. A microphone
|
| 10 |
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
|
