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Here is the MCQs guide for the topic of Data Communication. you will find various types of questions along with there answers in this
Q. Communication between a computer and a keyboard involves ______________ transmission
A.
Full-duplex
B.
Half-duplex
C.
Simplex
D.
None of these


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Q. In a _______ connection, more than two devices can share a single link.
A.
Point-to-point
B.
Primary
C.
Multi-point
D.
Secondary


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Q. Half of a byte is called?
A.
Transistor
B.
Compiler
C.
Nibble
D.
Binary Digit


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Q. The Speed of CPU is measured in_______?
A.
megahertz
B.
gigahertz
C.
Both A & B
D.
None


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Q. The________is firmware that contain a computer’s startup instruction.
A.
POST
B.
BIOS
C.
CMOS
D.
DIOS


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Q. A(n)___________system is a set of Programs containing instructions that coordinate all the activities among computer hardware resources?
A.
Operating
B.
Disk- Based
C.
Management
D.
Plateform


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Q. __________is a process of encoding data and information into an unreadable form?
A.
Encryption
B.
Formatting
C.
Transmission
D.
Spooling


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Q. 8 Bits make up a_________?
A.
Byte
B.
Megabyte
C.
Kilobyte
D.
None


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Q. Which of the following shortcut key is used to close the program?
A.
Crt+F3
B.
F4
C.
Shif+F4
D.
Alt+F4


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Q. Which of the following contains the control panel program in the start menu?
A.
Program
B.
Help
C.
Run
D.
Settings


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