Top 1000+ Solved Important Computer MCQs For Competitive Exams part-1 MCQ Questions Answer
Q. Who invented the microprocessor?
a. Mercian E Huff
b. Herman H Goldstein
c. Joseph Jucquard
d. All of these
e. None of these
Q. The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately
a. 16 digits
b. 6 digits
c. 4 digits
d. All of these
e. None of these
Q. A characteristic of card system is
a. slowness in processing data
b. using cards as records of transactions
c. needing a larger DP staff
d. All of these
e. None of these
Q. A digital computer did not score over ananalog computer in terms of
a. speed
b. accuracy
c. cost
d. memory
e. None of these
Q. In analog computer
a. Input is first converted to digital form
b. Input is never converted to digital form
c. output is displayed in digital form
d. All of these
e. None of these
Q. In latest generation computers, the instructions are executed
a. parallel only
b. sequentially only
c. both sequentially and parallel
d. All of these
e. None of these
Q. Personnel who design, program, operate and maintain computer equipment refers to
a. console-operator
b. programmer
c. peopleware
d. System Analyst
e. None of these
Q. An error in software or hardware is called a bug. What is the alternative computer jargon for it?
a. Leech
b. Squid
c. Slug
d. Glitch
e. None of these
Q. Modern computers are very reliable but they are not
a. fast
b. powerful
c. infallible
d. cheap
e. None of these
Q. What is the name of the display feature that highlights areas of the screen which require operator attention?
a. Pixel
b. Reverse video
c. Touch screen
d. Cursor
e. None of these
Q. Which printer is very commonly used for desk-top publishing?
a. Laser printer
b. Inkjet Printer
c. Daisywheel Printer
d. Dot-matrix Printer
e. None of these
Q. Which of the following is classified as an impact printer?
a. Jet Printer
b. Daisywheel Printer
c. Thermal Printer
d. Laser Printer
e. None of these
Q. What is the general name of the device which produces hardcopy graphics?
a. COM
b. Plotter
c. Printer
d. Microfilm
e. None of these
Q. In a computer system, which device is functionally opposite of a Key-board?
a. Mouse
b. Trackball
c. Printer
d. Joystick
e. None of these
Q. The equipment with which the computer talks to its users is called a
a. word processor
b. peripheral
c. software
d. diskette
e. None of these