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
711
Short cut Ctrl + R is used to
Answer:
Right align the selected Paragraph
** Ctrl+R is the shortcut for right-aligning text in MS Word.
712
What term describes unauthorized access to another's system?
Answer:
Hacking
Gaining access to another computer system without permission is known as hacking.
713
By default, Windows starts in which mode?
Answer:
Normal Mode
The standard, fully functional operation mode for Windows is Normal Mode.
714
What are computer chips that are specifically designed to control functions within devices such as appliances or cars called?
Answer:
Embedded computer
Embedded computers are specialized chips programmed to handle dedicated tasks inside everyday devices like cars, home appliances, and thermostats.
715
What does "Booting" mean?
Answer:
Restarting computer
Booting is the process of starting or restarting a computer so the operating system loads.
716
Pressing Alt + Enter on the My Computer icon will:
Answer:
Open System Properties dialog box
The Alt + Enter shortcut on My Computer quickly opens the System Properties dialog.
717
A page fault takes place when:
Answer:
The page is not found in the memory
A page fault occurs when a program tries to access a block of memory that is not currently loaded in the physical RAM.
718
When a peripheral device requires urgent operating system attention, it triggers a:
Answer:
Interrupt
An interrupt is a signal that prompts the operating system to prioritize immediate action, such as responding to hardware requests.
719
The concept of "distributions" or "distros" is a key characteristic of which operating system?
Answer:
Linux
A Linux distribution is an operating system made from a software collection that is based upon the Linux kernel and, often, a package management system.
720
What is the function of a command interpreter?
Answer:
To execute commands entered by the user
A command interpreter is the part of a computer operating system that understands and executes commands that are entered interactively by a human being or from a program.