Which among following is linux operating system ?
Answer: D
All three - Red Hat, Fedora and Mint - are Linux distributions.
A distribution packages the Linux kernel with GNU tools, a desktop and a package manager. Red Hat is the enterprise product, Fedora its community edition and Mint a Debian-based desktop distribution.
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What is full form of TIFF ?
Answer: B
TIFF stands for Tagged Image File Format.
It stores images with lossless compression or none at all, supports layers and multiple pages, and is the standard for scanning, printing and archival photography where quality matters more than file size.
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What can be considered as basic building blocks of a digital circuit ?
Answer: C
The logic gate is the basic building block of a digital circuit.
AND, OR and NOT gates, built from transistors, can be combined to make any logical function, and from them come adders, multiplexers, flip-flops and eventually the whole processor.
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Which among following is responsible for specifying address of a memory location ?
Answer: D
The address bus specifies the memory location.
The processor puts the address on it and the memory returns or accepts the contents on the data bus. The width of the address bus fixes how much memory can be addressed - 32 lines give 4 GB.
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From the following which is known as the administrative section of the computer system ?
Answer: B
The CPU is the administrative section of a computer.
It directs every other part - fetching instructions, deciding what happens next, and controlling the movement of data between memory, arithmetic unit and peripherals.
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Which function key is used to check spellings ?
Answer: D
F7 checks spelling.
It opens the spelling and grammar checker in Microsoft Word and the other Office applications.
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Charles Babbage designed the first mechanical computer named
Answer: D
Charles Babbage designed the Analytical Engine.
Conceived in 1837, it had a store for numbers, a mill to compute with them, punched-card input and conditional branching - the elements of a general-purpose computer. It was never built in his lifetime.
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One nibble is equal to how many bits ?
Answer: A
A nibble is 4 bits - half a byte.
Four bits give sixteen combinations, exactly one hexadecimal digit, which is why hexadecimal is such a convenient shorthand for binary.
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Which among following is engine of computer ?
Answer: A
The processor is the engine of a computer.
Every instruction is executed there, and everything else exists to supply it with work or to carry away its results. The mouse, scanner and monitor are peripherals.
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Who is known as father of Artificial Intelligence ?
Answer: B
John McCarthy is called the father of artificial intelligence.
He coined the term for the Dartmouth conference of 1956, created the LISP language in 1958 and developed time-sharing. He received the Turing Award in 1971.
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