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Computer Basic Information

Computer Basic Information
What is the most common tool used to restrict access to a computer system?

User log in
Passwords
Computer keys
Access-control software

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Computer Basic Information
Which of the following printers, are you sure will not to use if your objective is to print on multicarbon forms?

daisy wheel
thimble
dot-matrix
laser
All of these

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Computer Basic Information
An adder in which the bits of the operands are added one after another is

All of these
Half-adder
Full-adder
Serial adder
None of these

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Computer Basic Information
What does the SMTP in an SMTP server stand for?

Short Messaging Transfer Protocol
Serve Message Text Process
Simple Mail Transfer Protocol
None of these
Short Messaging Text Process

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Computer Basic Information
Surgeons can perform delicate operation by manipulating devices through computers instead of manually. this technology is known as-

Simulation
Robotics
Forecasting
Computer forensics

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Computer Basic Information
The octal equivalent of the number 11010.1011 is

63.51
32.54
All of these
None of these
32.27

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