IT &computer MCQ section 1 Practice Questions Answers Test with Solutions & More Shortcuts

Answer: (c)

ENIAC was the first electronic general-purpose computer. It was Turing-complete, digital, and capable of being reprogrammed to solve a full range of computing problems.

It was designed to calculate artillery firing tables for the United States Army's Ballistic Research Laboratory.

Answer: (d)

ASCII stands for The American Standard Code for Information Interchange, which is a character-encoding scheme originally based on the English alphabet that encodes 128 specified characters -

• the numbers 0-9,
• the letters a-z and A-Z,
• some basic punctuation symbols,
• some control codes that originated with Teletype machines, and
• a blank space - into the 7-bit binary integers.

Answer: (d)

The Pan-India mobile Tele-network was launched in Coimbatore. Dr A. Jayathilak, Chairman, Spices Board India launched the programme at a farmers meet held at Tamil Nadu Agricultural University, Coimbatore.

Around 300 farmers across the state attended the programme where around 6000 farmers have already registered in the Tamil Nadu spices community. The purpose of the scheme is to get in direct touch with the spice farmers of the state who are the core section of the society.

Answer: (d)

Google derived its name from the word “googol”, a term coined by then nine-year-old Milton Sirotta, nephew of the American mathematician Edward Kasner.

The story goes, Kasner had asked his nephew to invent a name for a very large number - ten to the power of one hundred (the numeral one followed by 100 zeros), and Milton called it a googol.

Answer: (c)

Garbage collection involves traversing the entire file system, marking everything that can be accessed. Then, a second pass collects everything that is not marked onto a list of free space.

Garbage collection for a disk-based file system, however, is extremely time-consuming and is thus seldom attempted. Garbage collection is necessary only because of possible cycles in the graph.