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Computer Basic Information

Computer Basic Information
The computer code for interchange of information between terminals is

ASCII
None of these
BCD
BCDIC

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Computer Basic Information
Which one is not an input device ?

Scanner
Keyboard
Speaker
Mouse

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Computer Basic Information
Which was an early mainframe computer ?

UNIC
FUNTRIA
BRAINIA
ENIAC

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Computer Basic Information
A memory bus is mainly used for communication between

processor and memory
input device and output device
processor and I/O devices
I/O devices and memory
None of these

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Computer Basic Information
Which one of the following is the first second-generation computer?

IBM 801
None of these
IBM 7070
IBM 7090
IBM 650

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Computer Basic Information
Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):

Firewall
Encryption safe wall
Hacker-proof program
Hacker-resistant server

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