IT &computer MCQ section 1 MCQ Questions & Answers Detailed Explanation

Answer: (d)

The parity bit is a term used to identify whether a data word has an odd or even number of 1’s. If a data word contains an odd number of 1’s, the word is said to have odd parity.

The binary word 0110111 with five 1’s has odd parity. The binary word 0110000 has an even number of 1’s (two), so it has even parity.

Answer: (b)

An interpreter translates one instruction at a time, and then executes that instruction immediately. It directly executes, i.e. performs, instructions written in a programming or scripting language, without previously compiling them into a machine language program.

Answer: (b)

Both the ALU (Arithmetic Logic Unit) and Control Section have special purpose storage locations called registers.

Answer: (c)

Read Only Memory (ROM) is a class of storage medium used in computers and other electronic devices. A hard disc drive is a data storage device. ROM is a primary storage medium while all others are secondary storage units.

Answer: (a)

Multimedia is media and content that uses a combination of different content forms. This contrasts with media that use only rudimentary computer displays such as text-only or traditional forms of printed or hand-produced material.

Multimedia includes a combination of text, audio, still images, animation, video, or interactivity content forms.

Answer: (a)

EKA (the Sanskrit name for number one) was ranked fourth fastest supercomputer in the world in November 2007. It was built by the supercomputer facility at Computational Research Laboratories (CRL), a wholly-owned subsidiary of Tata Sons, in Pune.

A Hewlett-Packard Cluster Platform 3000 BL460c system, EKA uses nearly 1,800 computing nodes and has a peak performance of 170 teraflops.