IT &computer MCQ section 6 MCQ Questions & Answers Detailed Explanation

Answer: (b)

In computer networking, the term IP spooling refers to reation of Internet Protocol packets with a forged source IP address, called spoofing, with the purpose of concealing the identify of the sender or impersonating another computing system. IP spooling is used to cover up illegal or unethical practises. The secret data are illegally disturbed.

Answer: (b)

‘Booting the System’ means restarting a computer or its operating system software.

Answer: (c)

A cache memory works on the principle of locality of reference, a term for the phenomenon in which the same values, or related storage locations, are frequently accessed, depending on the memory access pattern. Caching improves access time and reduces data traffic to data sources that have limited throughput.

Answer: (b)

API : Application Programming Interface

Answer: (a)

A dot matrix printer is a printer that uses dots to print letters and even pictures. They can only print one colour.

The advantages of using them are:

• low purchase cost,
• can handle multipart forms,
• cheap to operate,
• just new ribbons,
• rugged and low repair cost and
• the paper is completely connected.

This allows printing long banners that span across several sheets of paper.

Answer: (b)

American Standard Code for Information Interchange (ASCII) is the predominant character set encoding of present-day computers.

ASCII codes represent text in computers, telecommunications equipment, and other devices.

Most modern character encoding schemes are based on ASCII, although they support many additional characters.