Computer — All MCQs
4795 questions available
Q1521.Which of the following is a graphical representation of data?
Correct Answer: A
A chart represents data visually (graphically), making it easier to compare and analyze information. Examples include bar, line, and pie charts.
Q1522.What is Labeling?
Correct Answer: A
Labeling means assigning a descriptive name, title, or label to identify an object, table, figure, or data point.
Q1523.A physical connection between the microprocessor memory and other parts of the microcomputer is known as?
Correct Answer: B
An address bus is the physical pathway of connections carrying memory addresses between the microprocessor CPU and system memory.
Q1524.____ includes the selected text in the index of document.
Correct Answer: A
In MS Word, the 'Mark Entry' command (often referred to under index options like Table Mark Entry) is used to flag selected text for inclusion in a document index.
Q1525.Where is RAM located?
Correct Answer: B
RAM (Random Access Memory) is installed directly on the motherboard in dedicated slots (DIMM slots) for rapid volatile storage access.
Q1526.What is the purpose of the “Compare” feature in Microsoft Word?
Correct Answer: B
The Compare feature in MS Word allows users to select two document files and highlights all differences, edits, additions, and deletions between them.
Q1527.Which of following shortcut keys is used to change the case in MS Word?
Correct Answer: B
The shortcut key to change text case (Toggle, Sentence, Lower, Upper, Title) in Microsoft Word is Shift + F3.
Q1528.Which of the following functions is used to calculate the average of a range of cells in Excel?
Correct Answer: A
The AVERAGE function in Excel calculates the arithmetic mean of a range of cells (e.g., =AVERAGE(A1:A20)).
Q1529.The purpose of a device driver is ______?
Correct Answer: B
A device driver is specialized system software that allows hardware peripherals to communicate properly with the operating system.
Q1530.What is the purpose of Insert >> Picture >> Clip Art?
Correct Answer: C
In older Microsoft Office suites, the path Insert >> Picture >> Clip Art was used to select and insert ready-made illustrations and images into documents.
Q1531.Which function in Excel tells how many numeric entries are there?
Correct Answer: B
The COUNT function in MS Excel counts the number of cells that contain numerical values. COUNTA is used to count all non-empty cells.
Q1532.In MS Excel = Now () is used ______?
Correct Answer: C
The =NOW() function in MS Excel returns the current date and time formatted as a date and time. It updates dynamically.
Q1533.What does the “Pivot Table” tool primarily allow users to do?
Correct Answer: C
Pivot Tables are used to aggregate, group, summarize, and analyze large datasets rapidly to identify trends and comparisons.
Q1534.What is Cloud Computing?
Correct Answer: A
Cloud computing represents the on-demand delivery of IT resources, storage, databases, and applications over the Internet.
Q1535.Facebook and Instagram are examples of ______?
Correct Answer: B
Facebook and Instagram are highly popular online social networking and social media platforms owned by Meta Platforms.
Q1536.In which part of computer execution of instructions done?
Correct Answer: C
The ALU (Arithmetic Logic Unit) of the CPU performs all arithmetic operations (like addition, subtraction) and logical comparisons required to execute program instructions.
Q1537.A collection of system programs that controls and co-ordinates the overall operations of a computer system is called _______ ?
Correct Answer: B
An Operating System (OS) is a set of core system software programs that coordinates and controls all hardware and software activities on a computer.
Q1538.Programs designed to perform specific task is known as?
Correct Answer: C
Application software (such as MS Office, web browsers, or media players) consists of programs designed specifically to help users complete targeted tasks.
Q1539.What is the best definition of topology in networking?
Correct Answer: A
Network topology defines the physical or logical arrangement and configuration of nodes, links, and devices in a computer network.
Q1540.The language that the computer can understand and execute is called ____?
Correct Answer: A
Machine language is the fundamental programming language consisting of binary instructions (0s and 1s) directly understood and executed by the computer CPU.