__________is a process of encoding data and information into an unreadable form?
Encryption
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Formatting
Transmission
Spooling
Tag: Data Communication MCQs
A(n)___________system is a set of Programs containing instructions that coordinate all the activities among computer hardware resources?
A(n)___________system is a set of Programs containing instructions that coordinate all the activities among computer hardware resources?
Operating
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Disk- Based
Management
Plateform
The________is firmware that contain a computer’s startup instruction.
The________is firmware that contain a computer’s startup instruction.
BIOS
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CMOS
DIOS
POST
The Speed of CPU is measured in_______?
The Speed of CPU is measured in_______?
megahertz & gigahertz
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megahertz
gigahertz
None of the Option is Correct
In a _______ connection, more than two devices can share a single link.
In a _______ connection, more than two devices can share a single link.
Multi-point
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Point-to-point
Primary
Secondary
Communication between a computer and a keyboard involves ______________ transmission
Communication between a computer and a keyboard involves ______________ transmission
Simplex
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Full-duplex
Half-duplex
None of the Option is Correct
Which topology requires a central controller or hub?
Which topology requires a central controller or hub?
Star
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Mesh
Bus
Ring
The _______ is the physical path over which a message travels.
The _______ is the physical path over which a message travels.
Protocol
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Medium
Signal
All Options are Correct
The information to be communicated in a data communications system is the ________
The information to be communicated in a data communications system is the ________
Message
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Protocol
Medium
Transmission
An unauthorized user is a network _______ issue.
An unauthorized user is a network _______ issue.
Security
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Performance
Reliability
All Options are Correct