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

Answer: (c)

Body Map is an interactive visual search tool that allows users to explore the human body in 3-D. With easy-to-use navigation, users can search multiple layers of the human anatomy, view systems and organs down to their smallest parts, and understand in detail how the human body works.

Answer: (b)

The kernel (also called nucleus) is a computer program that constitutes the central core of a computer’s operating system. It is the first program loaded on startup, and then manages the remainder of the startup, as well as input/output requests from software, translating them into data processing instructions for the central processing unit. Its failure is called crash.

Answer: (c)

Optical Mark Reader (OMR) is a special type of optical scanner used to recognize the type of mark made by pen or pencil. It is used where one out of a few alternatives is to be selected and marked. It is specially used for checking the answer sheets of examinations having multiple choice questions.

Answer: (b)

A multi-user operating system allows multiple users to access a computer system at the same time.

Although frequently associated with multiprogramming, a multiuser operating system does, not imply multiprogramming or multitasking.

Answer: (d)

Excel is different from the other three. Internet Explorer, Netscaps and Mozilla are navigation programmes. Microsoft Excel is a spreadsheet application.

Answer: (b)

A personal digital assistant (PDA), also known as a palmtop computer, or personal data assistant, is a mobile device that functions as a personal information manager. PDAs are largely considered obsolete with the widespread adoption of smartphones. Nearly all current PDAs have the ability to connect to the Internet.