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
371
Where is data first stored when you copy it?
Answer:
Clipboard
The clipboard is a temporary storage area used immediately when you copy data.
372
What is the primary goal of an operating system?
Answer:
To make the most efficient use of computer hardware
The main function of an operating system is to manage hardware resources as efficiently as possible, allowing various programs and users to utilize the hardware with maximum effectiveness.
373
The operating system is categorized as what kind of software?
Answer:
System
An operating system is system software, managing hardware and providing fundamental services for other software.
374
A mainframe operating system is designed for:
Answer:
Large, powerful computers that can support many users
Mainframe operating systems are designed to manage the resources of large and powerful computers, such as mainframes, and to support many users at the same time.
375
Where do recently used application files appear in Windows?
Answer:
Documents menu
The Documents menu (or "Recent Documents") shows a list of files and applications recently used for quick access.
376
How would you find out the current directory you are in, in a Windows command prompt?
Answer:
cd
The `cd` command, when used without any arguments, will display the current directory in a Windows command prompt.
377
To verify that the note text is positioned correctly on the page, switch to _____ view or display the document in print preview.
Answer:
print layout
** "Print Layout" view lets you see the true arrangement of notes, text, and graphics as they will appear on the printed page.
378
Identify which is NOT an external DOS command.
Answer:
None of the above
All the commands listed are considered external commands in DOS, so 'None of the above' is correct.
379
What is a key advantage of Linux's open-source nature?
Answer:
All of the above
The open-source nature of Linux leads to many benefits, including increased security, a high degree of customizability, and the fact that it is free to use.
380
Which of the following specifically refers to the memory of a computer?
Answer:
RAM
RAM (Random Access Memory) is a form of temporary computer memory used to store data for active processes.