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
581
Which file system offers the best compatibility with a wide range of devices, including cameras, game consoles, and smart TVs?
Answer:
FAT32
Due to its age and simplicity, FAT32 is supported by a wide variety of devices.
582
Why is the computer mouse called a "mouse"?
Answer:
Its cable looks like a tail.
The original mouse design featured a cord resembling a mouse’s tail, leading to its name.
583
What is the purpose of the `..` (double dot) in a file path?
Answer:
It represents the parent directory
A double dot (..) is a special directory name that represents the parent directory.
584
The title bar is always displayed at which location?
Answer:
Top of the open windows
The title bar, showing the window’s name and controls, consistently appears at the top of every open window.
585
Which key combination is used to open the Run dialog box in Windows?
Answer:
Windows Key + R
Pressing Windows Key + R opens the Run dialog box, allowing users to execute commands.
586
Which operating system introduced the concept of "plug and play," which allows for the easy installation of hardware devices?
Answer:
Windows
Plug and play is a feature that allows the operating system to automatically detect and configure new hardware devices. It was a major feature of Windows 95.
587
Which mode loads only essential drivers for troubleshooting in Windows?
Answer:
Safe Mode
Safe Mode starts Windows with a minimal set of drivers and services to help identify and solve problems.
588
The component responsible for managing activities and sharing resources in a computer is:
Answer:
Operating System
The operating system manages all hardware, software, processes, and resource sharing in a computer system.
589
Which file system is designed to be copy-on-write, which means that when a file is modified, the original data is not overwritten?
Answer:
Btrfs
Btrfs (B-tree file system) is a modern, copy-on-write file system for Linux that is designed to address some of the limitations of older file systems.
590
How can you remove tab stop markers from ruler?
Answer:
Drag the tab stop marker out of the ruler
** The standard way to remove a tab stop is to drag it off the ruler. Some recent versions may allow other methods, but Option B is universally recognized.