Word length of a home computer is -
Answer: D
The word length of a home computer is given here as 8 bits.
Word length is the number of bits a processor handles at once. The early home computers of the 1970s and 1980s were 8-bit; modern processors are 64-bit.
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Which of the following is not a valid domain name?
Answer: C
www.fr.yahoo is not a valid domain name.
A domain name must end in a top-level domain such as .com, .uk or .fr. Here 'yahoo' is in the position a top-level domain should occupy, and there is no such TLD.
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Which among following is not necessary for working of a standalone computer ?
Answer: B
A LAN card is not necessary for a standalone computer.
Without a network there is nothing for it to connect to. An operating system, memory and some storage are all essential for the machine to run at all.
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the active medium used in the first working laser ever constructed was?
Answer: C
The first working laser used a ruby rod.
Theodore Maiman built it at Hughes Research Laboratories in 1960, pumping a synthetic ruby cylinder with a photographic flash lamp to produce a deep red pulse at 694 nm.
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Another word for 'Graphics for a word processor'?
Answer: B
Graphics supplied for use in a word processor are clip art.
They are ready-made drawings and images, originally sold on sheets to be literally clipped out and pasted into layouts, which is where the name comes from.
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Which has the maximum capacity?
Answer: A
The Jaz cartridge has the greatest capacity of these, at 1 or 2 GB.
The SuperDisk held 120 MB, the Zip disk 100 to 750 MB, and a floppy only 1.44 MB. All were removable media of the 1990s, swept away by writable CDs and USB drives.
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When a document is opened in computer it is temporarily stored in ?
Answer: A
An open document is held temporarily in RAM.
The file is read from disk into memory, where it can be accessed quickly and altered. Because RAM is volatile, unsaved changes are lost if power fails - which is why saving writes them back to disk.
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Which one of the following is a search engine?
Answer: B
Bing is a search engine.
Microsoft launched it in 2009, replacing Live Search. Macromedia Flash was an animation plug-in, Netscape a browser, and the Librarians' Index to the Internet a hand-built subject directory.
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Which of the following is NOT a type of expansion slot or bus design used in Advanced-Technology class systems?
Answer: C
PROM is not an expansion bus - it is programmable read-only memory.
ISA, EISA and PCMCIA are all expansion bus designs: ISA was the original PC bus, EISA its 32-bit extension, and PCMCIA the card slot used in laptops.
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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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