Computer and Information Technology (Physics) Part-VI

Total Questions: 50

21. '3D printing' has applications in which of the following? [I.A.S. (Pre) 2018]

1. Preparation of confectionery items

2. Manufacture of bionic ears

3. Automotive industry

4. Reconstructive surgeries

5. Data processing technologies

Select the correct answer using the code given below:

Correct Answer: (d) 1, 2, 3, 4 and 5
Solution:

The term 3D printing covers a variety of process in which material is joined or solidified under computer control to create three-dimensional objects, with materials being added together, typically layer by layer.

The 3D printing is used in the preparation of confectionery items, manufacturing of bionic ears, automotive industry, reconstructive surgeries and data processing technologies.

22. Which description is appropriate among the following for e-governance? [M.P.P.C.S. (Pre) 2022]

Correct Answer: (c) To provide technology driven governance
Solution:

E-governance, meaning 'electronic governance' is using information and communication technologies (ICTs) (such as Wide Area Networks, the Internet, and mobile computing) at various levels of the government and the public sector and beyond, for the purpose of enhancing governance.

23. The use of Computers in Governance known as- [Uttarakhand P.C.S. (Mains) 2006]

Correct Answer: (d) E-Governance
Solution:

The use of computers in governance for delivering government services is known as E-Governance.

24. A computer derives its strength from- [Uttrakhand U.D.A./L.D.A. (Mains) 2006]

Correct Answer: (d) All of the above
Solution:

The computer does the calculation at high speed, a micro-computer can perform millions of calculations per second. A computer is a device which performs all the calculations accurately without any mistake. A computer has also, its temporary and permanent memory which helps in processing of data.

25. Multimedia can contain: [Uttarakhand P.C.S. (Pre) 2012]

Correct Answer: (b) Graphics, animation, video, music and voice
Solution:

Multimedia is the field concerned with the computer-controlled integration of text, graphics, drawings, moving images (video), animation, audio and any other media where every type of information can be represented, stored, transmitted and processed digitally.

26. The practice of using more than one type of medium in computer at the same time is called: [Uttarakhand P.C.S. (Pre) 2012]

Correct Answer: (a) Multimedia
Solution:

Multimedia applications can include many types of media. The primary characteristic of a multimedia system is the use of more than one kind of media to deliver content and functionality.

27. The ability of an operating system to run more than one application at a time is called: [U.P. Lower Sub. (Mains) 2015]

Correct Answer: (d) Multitasking
Solution:

In computing, multitasking is a concept of performing multiple tasks over a certain period of time by executing them concurrently.

28. When an information is dialled on the telephone and read on the television screen, it is known as- [R.A.S/R.T.S. (Pre) 1994-95]

Correct Answer: (b) Telefax

29. What can we send through video mail? [M.P.P.C.S. (Pre) 2010]

Correct Answer: (d) All of these
Solution:

Video mail is a system for sending a pre-recorded video as an email with a link to the video. Graphics and video clips are the examples of the video message.

30. The service of the Internet that provides 'audio' and 'video' conversation, is called: [M.P.P.C.S. (Pre) 2017]

Correct Answer: (c) video conferencing
Solution:

Video conferencing (or video conference) means to conduct a conference between two or more participants at different sites by using computer network to transmit audio and video data.

Video conferencing system works much like a video telephone. Each participant has a video camera, microphone, and speakers mounted on his or her computer.