1.
File extensions are used order to:
Answer: Option 'D'
Identify the file type
2.
Ctrl+K are used to_______.
Answer: Option 'A'
Insert a hyperlink
3.
Which of the following was used to program the first computer?
Answer: Option 'B'
Machine language Earliest computers used Machine language.
4.
Main memory works in conjunction with _________.
Answer: Option 'C'
CPU Main memory works in conjunction with CPU
5.
What does GUI stand for?
Answer: Option 'B'
Graphical User Interface A Graphical User Interface (GUI) is a usual interface that allows users to interact with the computer through graphical elements such as pictures and animations.
6.
Which of the following command is required to restart the computer?
Answer: Option 'A'
Ctrl+Alt+Del Ctrl+Alt+Del command is required to restart the computer.
7.
Which among the following is a special visual and audio effect applied in PowerPoint to text or content?
Answer: Option 'B'
Animation Animation is a special visual and audio effect applied in PowerPoint
8.
Which software allows a user to perform calculations on row and columns of data?
Answer: Option 'A'
An electronic spreadsheet A spreadsheet is primarily designed to provide a digital form of the paper-based worksheet. There are numerous rows and columns for storage and available support for mathematical formulas and calculations, data sorting and analysis Integration and visualization of data in the form of graphs and charts. Example: Microsoft Excel and Lotus.
9.
Which type of computer could be found in a digital watch?
Answer: Option 'C'
Embedded computer An embedded system is a computer system with a dedicated function within a larger mechanical or electrical system, often with real-time computing constraints.
10.
In Windows, Icons such as Add / Remove program Add New Hardware, Modems etc., are found in—
Answer: Option 'A'
Control Panel In Windows, Icons such as Add / Remove program Add New Hardware, Modems etc., are found in control Panel.
11.
What is the use of algorithm?
Answer: Option 'C'
To describe a set of procedure by given result is obtained An algorithm is a step-by-step procedure for calculations. Algorithms are used for calculation, data processing, and automated reasoning.
12.
Which of the followings are not an element of multimedia?
Answer: Option 'D'
Business and Medicine Business and Medicine are not an element of multimedia, it is the uses of multimedia.
13.
Which of the followings is/are not an application of wireless technology?
Answer: Option 'D'
Telephone networks Telephone networks is an example of wired network, remaining all of the options are holds wireless network, hence option (d) is correct.
14.
Service that allows a user to log into another computer somewhere on the internet is called?
Answer: Option 'D'
Telnet Service that allows a user to log into another computer somewhere on the internet is called Telnet.
15.
What is the address of IPv4 loopback traffic?
Answer: Option 'A'
127.0.0.1 127.0.0.1 is the loopback address in IP. Message sent to 127.0.0.1 do not appear in the network. The network adapter loopback (send back) all the messages to the sending application. Loopback address is used to test the self-connectivity.
16.
What is the meaning of OSI, in terms of computers?
Answer: Option 'C'
Open System Interconnection The Open Systems Interconnection (OSI) model is a conceptual model that characterizes and standardizes the communication functions of computing system without regard of their underlying internal structure and technology.
17.
What devices operate at the Data Link Layer?
Answer: Option 'B'
Switches A network switch is a multiport network bridge that uses MAC addresses to forward data at the data link layer (layer 2) of the OSI model.
18.
Which of the following statement is true about Parity bit?
Answer: Option 'D'
A parity bit is the last bit in a byte A parity bit is the last bit in a byte.
19.
In mesh topology there are __________________ links between each possible node?
Answer: Option 'A'
Bi-directional In mesh topology there are bi-directional links between each possible node.
20.
_______________ is a device which convert multiple input signals into a single signal for transmission
Answer: Option 'D'
Multiplexing Multiplexing is a device which convert multiple input signals into a single signal for transmission.