61. OCR stands for _________________?
A. Optical Character Recognition
B. Optical CPU Recognition
C. Optimal Character Rendering
D. Other Character Restoration
✅ The correct answer is option A.
Basic computer knowledge MCQs
62. A half byte is know is___________________?
A. Nibble
B. Half byte
C. Bit
D. Data
✅ The correct answer is option A.
63. You use a(n) ________________, such as a keyboard or mouse, to input information ?
A. storage device
B. processing device
C. input device
D. output device
✅ The correct answer is option C.
64. Which of the following is not a binary number ?
A. 10010111
B. 111111001
C. 12340001
D. 110011
✅ The correct answer is option C.
65. In digital computer, all the expressions are coded into___________________?
A. Octal digits
B. Binary digits
C. Hexadecimal digits
D. Decimal digits
✅ The correct answer is option B.
66. What would you do to highlight a word? You position the cursor next to the word, and then _____________________?
A. Drag mouse while holding button down
B. Click mouse once
C. Roll mouse around
D. Roll and then click mouse
✅ The correct answer is option A.
67. A ______________ is a computer connected to two networks?
A. server
B. gateway
C. link
D. bridge way
✅ The correct answer is option D.
68. A(n)_________________ uses laser technology to store large amount of information?
A. Floppy disk
B. CD-ROM
C. Hard disk
D. ED-ROM
✅ The correct answer is option B.
69. The device that forwards messages/data packets between networks is known as_________________?
A. Router
B. Server
C. Bridge
D. Backbone
✅ The correct answer is option A.
70. The two types of output devices are____________________?
A. Monitor and Printer
B. Floppy disc nad CD
C. Keyboard and Mouse
D. Windows 2000 and Windows NT
✅ The correct answer is option A.