Top 150+ Solved Introduction to Computers MCQ Questions Answer
Q. There are two types of scanners_______________ .
a. Contact
b. Laser
c. Digital
d. Both (A) and (B)
Q. _______________ contact scanners make contact as they are brushed over the printedmatter to be read.
a. Laser
b. Digital
c. Hand-held
d. None of the above
Q. _____________ scanners are more versatile and can read data passed near the scanning.
a. Laser-based
b. Hand-held
c. Contact
d. Either (A) or (B)
Q. Source data automation is the _________________ development for data inputtechnologies.
a. Last
b. Second
c. Fifth
d. Recent
Q. The ______________ devices can scan marks from a computer-readable paper.
a. CRT
b. OMR
c. LCD
d. All of the above’
Q. A___________ film transistor is comprised of a semiconductor layer.
a. Thin
b. Broad
c. Long
d. Straight
Q. The role of semiconductor layer is to add polysilicon layer whose electron mobilityis_____________times higher than that of an amorphous silicon layer.
a. One-Third
b. 100
c. 110
d. One-Fourth
Q. _________________ are based on the use of a series of nozzles for propelling dropletsof printing ink directly on almost any size of paper.
a. Dot-matrix
b. Laser Printers
c. All-in-One Printers
d. Inkjet Printers
Q. Daisy-wheel printer comes in the category of output device and quite similar to______________ .
a. Keyboards
b. Typewriters
c. Lasers
d. None of the above
Q. Another type of impact printer somewhat similar to the daisy-wheel is the _________printer.
a. Line
b. Dot-matrix
c. Inkjet
d. Either (A) or (B)
Q. The page printers are _______________ speed non-impact printers.
a. Slow
b. High
c. Medium
d. Fixed
Q. The printing speed of page printer is very high and the output is __________ at a time.
a. Three
b. Multiple
c. Ten
d. A page
Q. _________________ are formed by heated elements being placed in contact with special heat sensitive paper forming darkened dots when the elements reach a critical temperature.
a. Numerical
b. Words
c. Characters
d. None of the above
Q. ___________________ printers are the oldest print technologies still in activeproduction.
a. Impact
b. Ink
c. Laser
d. Dot-matrix
Q. These are the devices used for getting out information from the computer
a. Input
b. Keyboard
c. Output
d. None of the above