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
141
Magnetic tape is classified as which type of storage medium?
Answer:
Serial access medium
Magnetic tape is a serial access storage device, meaning data is read or written sequentially along the length of the tape.
142
In file searching, a question mark (?) represents:
Answer:
A single character
The wild card “?” in file searching is used to substitute for exactly one character.
143
The crime of gathering someone’s personal information and pretending to be them is known as:
Answer:
Identity Theft
Identity theft involves stealing personal or financial information and using it fraudulently in another individual’s name.
144
Which operating system is known for its user-friendly interface and strong integration with its hardware?
Answer:
macOS
Apple's tight control over both the hardware and software of its computers allows for a very integrated and user-friendly experience.
145
Which operating system is based on NT technology?
Answer:
Windows 2000, XP
The Windows NT (New Technology) kernel provided a more robust, secure, and stable foundation than the older DOS-based Windows 9x family. Windows 2000, Windows XP, and all subsequent versions of Windows (like Vista, 7, 10, 11) are built on the NT architecture.
146
Which file system is the default for most modern Linux distributions?
Answer:
ext4
ext4 (Fourth extended filesystem) is the default file system for many popular Linux distributions, such as Ubuntu.
147
What is the full form of SMTP as used in email servers?
Answer:
Simple Mail Transfer Protocol
SMTP stands for Simple Mail Transfer Protocol, the standard for sending emails.
148
The operating system organizes computer contents hierarchically, including all except:
Answer:
System
Windows organizes items using drives, folders, and files. "System" is not a part of this hierarchy.
149
The ability of an operating system to manage several programs at the same time is termed:
Answer:
Multitasking
Multitasking enables an operating system to execute multiple programs simultaneously.
150
In Windows OS, deleted files first go to which location?
Answer:
Recycle Bin
Files sent to Recycle Bin can be restored unless permanently removed.