Selected MCQ

Current Question
A wireless technology built into electronic gadgets used for exchanging data over short distances is ____.
  • A. Bluetooth
  • B. Wi-Fi
  • C. Modem
  • D. USB
Correct Answer: A
Explanation:
Bluetooth is designed for short-range wireless communication.
Related Question 1
In a compact disc, which technology is used to store data?
  • A. Magnetic strip
  • B. Laser
  • C. Microchip
  • D. Photocell
Correct Answer: B
Explanation:
Compact discs use laser technology to read and write data.
Related Question 2
Computers that are used in large organizations such as insurance companies and banks, where many people frequently need to use same data, are ____.
  • A. Mainframe computers
  • B. Supercomputers
  • C. Hybrid computers
  • D. Desktop computers
Correct Answer: A
Explanation:
Mainframe computers are designed for high-volume data processing in large organizations.
Related Question 3
A network which is used for sharing data, software and hardware among several users owning microcomputers is called ____.
  • A. WAN
  • B. MAN
  • C. LAN
  • D. VAN
Correct Answer: C
Explanation:
LAN (Local Area Network) is used for local sharing.
Related Question 4
CDMA-technology used in Mobile Phones stands for ____.
  • A. Code Division Multiple Access
  • B. Code Division Multiple Access
  • C. Code Division Mobile Application
  • D. None of these
Correct Answer: B
Explanation:
CDMA stands for Code Division Multiple Access.
Related Question 5
Which device is used to process data?
  • A. CPU
  • B. RAM
  • C. DCU
  • D. VDU
Correct Answer: A
Explanation:
The CPU (Central Processing Unit) processes data.