IT &computer MCQ section 5 MCQ Questions & Answers Detailed Explanation

Answer: (d)

Cache memory, also called CPU memory, is random access memory (RAM) that a computer microprocessor can access more quickly than it can access regular RAM. The cache is the fastest and most costly form of storage.

For example, the Level 1 (L1) cache is extremely fast but relatively small and is usually embedded in the processor chip (CPU). Cache memory is volatile and managed by the computer system hardware.

Answer: (b)

Cyberphile refers to a person who loves computers, the internet and electronic gadgets.

However, the net addict is the correct word for a person who spends plenty of time online exploring the Internet. Internet addiction is a serious condition for parents and families.

Answer: (a)

Fetch-Decode-Execute Cycle is the basic operation cycle of a computer. It is the process by which a computer retrieves a program instruction from its memory (fetch), determines what actions the instruction requires (decode), and carries out those actions (execute).

It is repeated continuously by the central processing unit, from boot up to when the computer is shut down.

Answer: (a)

The terabyte is a multiple of the unit byte for digital information.

1 TB = 1012bytes

= 1073741824 Kilobyte

= 1048576 MB = 103 gigabytes

Answer: (d)

Microsoft PowerPoint is a robust tool for creating powerful multimedia presentations. It provides such features as clip art, fancy fonts, animations, charts, graphics, sound, and an array of dazzling color schemes to make the presentations more interactive and effective.

Answer: (c)

A personal computer (PC) is any general-purpose computer whose size, capabilities, and original sales price make it useful for individuals, and which is intended to be operated directly by an end-user with no intervening computer operator.

This contrasted with the batch processing or time-sharing models which allowed larger, more expensive minicomputer and mainframe systems to be used by many people.