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
571
Which of these is a disk compression utility?
Answer:
Drive space
DriveSpace is a disk compression tool that increases the amount of data stored on a disk by compressing files.
572
Which is used as intermediate storage for deleted files?
Answer:
Recycle bin
Deleted files are first moved to the Recycle Bin, where they can be restored or permanently removed.
573
Which operating system does not implement multitasking truly?
Answer:
MS DOS
MS DOS is unable to run multiple programs simultaneously.
574
What is responsible for transforming one interface into another?
Answer:
Software
Software, specifically interface software or drivers, is used to convert or translate one interface protocol to another.
575
What is it called when several programs are running at the same time?
Answer:
Multitasking
Multitasking is the ability of an operating system to execute multiple applications simultaneously.
576
What is the purpose of a file system's inode?
Answer:
To store the file's metadata, such as its size, permissions, and location on the disk
An inode is a data structure in a Unix-style file system that describes a filesystem object such as a file or a directory.
577
What device lets you write on the screen with a digital pen and converts handwriting into digital text?
Answer:
Monitor RS
Tablet PCs allow users to write on the display with a digital pen, and convert handwriting to digital text.
578
Which component exhibits characteristics of both hardware and software?
Answer:
Operating system
The operating system serves as an interface between hardware and software, directly managing hardware resources through software processes and routines, making it foundationally both hardware-aware and software-based.
579
The graphical user interface (GUI) was popularized by which operating system?
Answer:
Windows
While not the first to use a GUI, Microsoft Windows was instrumental in popularizing it for personal computers.
580
A broadband channel is:
Answer:
The fastest carrier with data rates of 1 Mbps or more
Broadband refers to high-speed internet access that is always on and faster than traditional dial-up access, with data rates typically exceeding 1 Mbps.