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
981
The ability of an operating system to run multiple programs concurrently is known as:
Answer:
Multitasking
Multitasking allows a user to work on several tasks at the same time by dividing the CPU time among them.
982
What provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously?
Answer:
Multitasking
Multitasking is a core function of modern operating systems that allows a user to run multiple applications at the same time. The OS manages the computer's resources, such as the CPU and memory, allocating them among the different tasks so they appear to run concurrently.
983
What does the abbreviation VAB stand for?
Answer:
Voice answer back
VAB most commonly refers to "Voice Answer Back," a technology feature allowing automated responses.
984
The word "BLOG" is formed from which two words?
Answer:
Web-log
Blog is a combination of “web” and “log,” originally describing online journals.
985
How do you check properties of a file or item in Windows?
Answer:
Right Click
Right-clicking on an item opens a context menu that includes "Properties" among other options.
986
Multiple office LANs distributed over a wide geographic area are typically connected with a _____.
Answer:
WAN
A Wide Area Network (WAN) covers a broad area, linking distant LANs.
987
Which is the first indigenously developed supercomputer in India?
Answer:
Param
"Param" is the name of India’s first domestically developed supercomputer.
988
In a folder, which function key allows you to rename a file or folder?
Answer:
F2
F2 is the shortcut key for renaming selected files or folders in Windows.
989
What essential component does an inkjet printer require?
Answer:
A cartridge
Inkjet printers rely on ink cartridges loaded with liquid ink for printing.
990
The major distinction between Linux and Windows operating systems is:
Answer:
Any programmer can modify Linux code, which is not permitted with Windows
Linux is open source, allowing anyone to view, modify, and redistribute its code, while Windows is closed and proprietary.