181. The most common input devices are_____________________?
A. Microphone and Printer
B. Scanner and Monitor
C. Digital camera and Speaker
D. Keyboard and Mouse
✅ The correct answer is option D.
Basic computer knowledge MCQs
182. A sizeable geographical area with communication based on the telephone system is though as_____________________?
A. Local area network
B. Wide area network
C. Modulator-Demodulator
D. All of the above
✅ The correct answer is option B.
183. Secondary storage ____________________?
A. does not require constant power
B. does not use magnetic media
C. consists of four main types of devices
D. does not store information for lateral retrieval
✅ The correct answer is option A.
184. Which device can understand difference between data and programs ?
A. Input device
B. Output device
C. Memory
D. Microprocessor
✅ The correct answer is option D.
185. The most common storage device for the personal computer is the __________________?
A. floppy disk
B. USB thum drive
C. zip drive
D. hard disk drive
✅ The correct answer is option A.
186. A DNS client is called____________________?
A. DNS updater
B. DNS resolver
C. DNS handler
D. None of these
✅ The correct answer is option B.
187. Which of the following places the common date elements in order from smallest to largest ?
A. Character, record, field, file, database
B. Character, field,record,file,database
C. Character,file,record,field,database
D. Database,file,record,field,character
✅ The correct answer is option B.
188. The light pen was developed in_________________?
A. 1950
B. 1942
C. 1948
D. 1956
✅ The correct answer is option A.
189. Which type of device is the computer monitor ?
A. Input
B. Output
C. Processing
D. Software
✅ The correct answer is option B.
190. Word processing, spread sheet, and photo editing are examples of___________________?
A. system software
B. platform software
C. application software
D. operating system software
✅ The correct answer is option C.