Computer Science/IT MCQs
Topic Notes: Computer Science/IT
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
1481
What programs are classified as word processing software?
Answer:
All of the above
Word processing software is used to create and edit text documents. MS Word is a full-featured word processor, Wordpad is a basic word processor included with Windows, and WordPerfect is another long-standing word processing application. All of them fall under this category.
1482
What is the purpose of a software license key or product key?
Answer:
To prove that the user has a legitimate, paid-for copy of the software and to activate it.
A license key is a unique string of characters used to certify and activate proprietary software, ensuring that the user is complying with the End-User License Agreement (EULA).
1483
Software developed to help users perform specific tasks, such as creating documents or browsing the internet, is known as:
Answer:
Application Software
Application software is designed for end-users to accomplish specific tasks. Examples include word processors, web browsers, media players, and games.
1484
What does it mean when a software version reaches its "End-of-Life" (EOL)?
Answer:
The developer will no longer provide any support or security updates for it.
EOL marks the official end of a product's lifecycle. Using software after its EOL date is risky because any newly discovered security vulnerabilities will not be fixed by the developer.
1485
What does a software version number (e.g., 3.1.2) primarily indicate?
Answer:
The unique release of the software at a specific point in time.
A version number is an identifier assigned to a specific release of a piece of software. It helps developers and users track changes, identify bugs, and understand the compatibility between different releases.
1486
What do you call the rules of a programming language?
Answer:
Syntax
Syntax defines the rules for writing valid statements in a programming language.
1487
The user interface (e.g., GUI or command line) is provided by the:
Answer:
Operating System
The operating system provides the interface that allows a user to interact with the computer, whether it's a Graphical User Interface (GUI) with icons and windows or a text-based command-line interface.
1488
The language that is directly understood and executed by the computer's CPU, consisting of 0s and 1s, is:
Answer:
Machine Language
Machine language (or machine code) is the only language a CPU can execute directly. It is a low-level language represented in binary and is specific to a particular CPU architecture.
1489
7-Zip is a popular software utility whose main purpose is:
Answer:
File compression and archiving.
7-Zip is a free and open-source file archiver, a utility program used to place groups of files within compressed containers known as "archives".
1490
What type of software manages and coordinates a computer's overall operations?
Answer:
Operating system
An operating system is a fundamental type of system software that acts as the primary interface between the computer hardware and the user. It is responsible for managing hardware resources, scheduling tasks, and providing a platform for application software to run.