VSNL stands for?
Answer: A
Correct answer: Videsh Sanchar Nigam Ltd
VSNL stood for Videsh Sanchar Nigam Limited, the state-owned company that carried India’s international telecommunications and provided the country’s first public internet access in 1995. It was sold to the Tata group in 2002 and later renamed Tata Communications.
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Which is a single integrated circuit?
Answer: A
Correct answer: Chip
A chip is a single integrated circuit - one piece of silicon carrying a complete circuit of transistors, sealed in a package. A gate is one logic element within such a circuit, while a CPU may span several chips and a motherboard is a board carrying many of them.
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FPI stands for?
Answer: B
Correct answer: Frames per inch
FPI means frames per inch, the recording density along a magnetic tape - a frame being one character written across the width of the tape, one bit to each track. It is the tape equivalent of bits per inch.
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The first movie released in 1982 with terrific computer animation and graphics was?
Answer: C
Correct answer: Tron
Disney’s Tron, released in 1982, was the first feature to make extensive use of computer-generated imagery, with about fifteen minutes of fully computer-rendered scenes including the light-cycle sequence. Star Wars (1977) and Forbidden Planet (1956) came earlier and relied on models and optical effects.
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One byte is equivalent to?
Answer: C
Correct answer: 8 bits
A byte is 8 bits, which is why one byte holds \( 2^8 = 256 \) distinct values - enough for one character of extended ASCII. Four bits make a nibble, and 32 bits make a four-byte word.
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Find the odd one out?
Answer: C
Correct answer: C
Oracle, Informix and Sybase are relational database management systems. C is a programming language, so it is the one that does not belong.
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A device that converts digital signals to analog signals is?
Answer: C
Correct answer: A modem
A modem modulates the computer’s digital bits onto an analogue carrier for transmission and demodulates the incoming carrier back into bits - the two operations its name is built from. A packet is a unit of data and a block a group of records; neither is a device.
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Find the odd man out.
Answer: B
Correct answer: Microwaves
Coaxial cable, twisted pair and optical fibre are all guided media - the signal travels inside a physical conductor or fibre laid between the two ends. Microwaves travel through open space between antennas, so they are the unguided, wireless medium in the list.
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The computer that is not considered as a portable computer is?
Answer: C
Correct answer: Mini computer
Notebook and laptop machines are built to be carried, running on batteries with the screen, keyboard and processor in one case. A minicomputer is a cabinet-sized multi-user machine that stays where it is installed, so it is not portable.
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ISDN stands for?
Answer: A
Correct answer: Integrated Service Digital Network
ISDN stands for Integrated Services Digital Network - a telephone network carrying voice, data, fax and video as digital signals over the same subscriber line, with a basic rate of two 64 kbps bearer channels and one 16 kbps signalling channel.
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