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
1121
A mobile operating system is designed for:
Answer:
Smartphones and tablets
A mobile operating system is an operating system for mobile phones, tablets, smartwatches, or other mobile devices.
1122
HTML viruses infect which of the following?
Answer:
A Web page in the HTML code
An HTML virus targets and embeds itself within a webpage’s HTML, potentially affecting anyone who views the page.
1123
How can you adjust the width of the taskbar and its components?
Answer:
If the taskbar is not yet locked
To resize the taskbar or its parts, the taskbar must first be unlocked; only then can it be dragged to the desired width.
1124
"Ctrl + Right Arrow" is used to:
Answer:
Moves the cursor one word right
Ctrl + Right Arrow jumps the cursor one word to the right.
1125
In computing, files with the '.TMP' extension are usually:
Answer:
Temporary files
TMP files are used by programs to temporarily store information while they are running.
1126
A collection of web pages is called a ______, and the first page you see when visiting it is the ______.
Answer:
Web-site, Home-page
A website consists of multiple web pages, and the homepage is the initial page usually displayed when the site loads.
1127
Virtual memory is typically located on:
Answer:
Hard drive
Virtual memory uses a portion of the hard drive as an extension of RAM to increase available memory.
1128
Which key combination is used to open Task Manager in Windows?
Answer:
Ctrl + Shift + Esc
Ctrl + Shift + Esc opens Task Manager directly, showing active processes and system performance.
1129
Which of the following is not a function of the operating system?
Answer:
Compiling source code
Compiling source code is the function of a compiler, not the operating system.
1130
Which of the following is a disk compression tool?
Answer:
Drive space
DriveSpace is a utility that compresses data on a disk to increase available storage space.