Top 1000+ Solved Important Computer MCQs For Competitive Exams part-1 MCQ Questions Answer
Q. An input device used to read text and barcodes or a device to input pictures into a computer.
a. printer
b. scanner
c. reader
d. hardware
e. None of these
Q. The bar that is usually located immediately below the menu bar in a window is called a……
a. tool bar
b. task bar
c. catalog bar
d. window bar
e. None of these
Q. Networks are monitored by security personnel and supervised by………..who set(s) up accounts and passwords for authorized network users.
a. IT managers
b. the government
c. network administrators
d. password administrators
e. None of these
Q. Computer follows a simple principle called GIGO which means :
a. garbage input good output
b. garbage in garbage out
c. great instructions great output
d. good input good output
e. None of these
Q. Multiple choice examination answer sheets can be evaluated automatically by :
a. Optical Mark Reader
b. Optical Character Reader
c. Magnetic tape reader
d. Magnetic ink character reader
e. None of these
Q. Magnetic tapes are good storage media for :
a. backup and low volume data
b. backup and high volume data
c. storing original but low volume data
d. storing original but high volume data
e. None of these
Q. ………is a signaling method that handles a relatively wide range of frequencies.
a. Broadband
b. DSL
c. Dial-up
d. Both (a) & (c)
e. None of these
Q. When you connect to the……..your computer is communicating with a server at your Internet service provider (ISP).
a. Modem
b. Internet
c. Phoneline
d. Mobile
e. None of these
Q. The components that process data are located in the :
a. input devices
b. output devices
c. system unit
d. storage component
e. None of these
Q. When you save to……..your data will remain intact even when the computer is turned off.
a. RAM
b. motherboard
c. secondary storage device
d. primary storage device
e. None of these
Q. The motherboard is the………..
a. circuit board that houses peripheral devices
b. same as the CPU chip
c. the first dup that is accessed when the computer is turned on
d. circuit board that contains a CPU and other chips
e. None of these
Q. Which of the following commands is used for deleting a file permanently from computer?
a. Shift + del
b. Ctrl + del
c. Ctrl + shift
d. Alt + del
e. None of these
Q. You would use ……….software to createspreadsheets, type documents, and edit photos.
a. application
b. system
c. windows
d. designing
e. None of these
Q. Most computer systems rely solely on……..for authentication.
a. logins
b. passwords
c. encryption
d. lock and key
e. None of these
Q. The basic memory in which random access in not possible is called :
a. ROM
b. RAM
c. Cache
d. Flash
e. None of these