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
621
Typically, which memory technology does cache RAM use?
Answer:
SRAM
Cache memory is generally built using SRAM (Static Random Access Memory) because of its high speed.
622
What is the portion of an operating system that permanently resides in memory called?
Answer:
Kernel
The kernel is the part of the operating system that stays loaded in main memory, controlling essential operations and managing hardware.
623
In a standard network, the most powerful computer is called the _____.
Answer:
Network server
The network server administers and provides services to other computers on the network.
624
Small pictures that appear on the desktop are called:
Answer:
Icon
Icons are graphical representations of programs, files, or functions, found on the desktop for easy access.
625
Which file system is the default for modern versions of Windows?
Answer:
NTFS
NTFS (New Technology File System) is the default file system for all modern versions of Windows.
626
What is the function of a radio button in software interfaces?
Answer:
To select single option
Radio buttons are used when only one option should be selected among multiple choices.
627
When a computer is switched on or rebooted, which special loader runs first?
Answer:
Bootstrap loader
The bootstrap loader is a small program that initializes hardware and loads the operating system at startup.
628
What mode is a compromise between shutting down and sleep—using no power, but preserving your session for later?
Answer:
Hibernate
Hibernate saves the system state to the hard drive and completely powers off, conserving energy while allowing quick restoration.
629
When the Language bar is _____, it means that you do not see it on the screen but it will be displayed the next time you start your computer.
Answer:
hidden
If the language bar is hidden, it's not visible currently, but will appear the next time Windows starts.
630
In MS Word, Ctrl+S is for.....
Answer:
Save
** Ctrl + S is the universal shortcut for the Save command in Word and most other applications.