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
451
Which would NOT be used with a flatbed plotter?
Answer:
Paper
Paper is essential for all plotters, so the correct answer is B. Eraser. (Note: The original options may contain an error, as erasers are typically not used, but according to your original key, C is marked.)
452
When your PC is switched off, where are your programs stored?
Answer:
Hard Disk Drive
Permanent data such as software and files are saved on the hard disk drive, which retains information even when power is off.
453
Which of the following windows do not have start button?
Answer:
Windows 8
One of the most significant and controversial changes in Windows 8 was the removal of the traditional Start button and Start menu from the desktop taskbar. It was replaced by a full-screen Start screen, which was accessed by clicking in the bottom-left corner or pressing the Windows key.
454
Which Microsoft Windows XP version is designed specifically for media center PCs?
Answer:
Media center edition
Windows XP Media Center Edition includes specialized features for multimedia functions like TV, video, and music playback.
455
An operating system is a program or group of programs that:
Answer:
Manages the resources of the computer
The operating system is responsible for overseeing and coordinating all hardware and software resources in a computer, including processor time, memory, and input/output devices.
456
What is meant by a dedicated computer?
Answer:
Which is assigned one and only one task
A dedicated computer is designed or configured to perform a specific function exclusively.
457
An IDE (or SATA) interface connects the motherboard directly to which component?
Answer:
Hard disk
IDE (ATA) and SATA are standard interfaces for connecting hard drives and optical drives to the motherboard.
458
Which operating system is based on the Unix-like Berkeley Software Distribution (BSD)?
Answer:
macOS
The core of macOS is a Unix-like operating system, called Darwin, which is based on BSD.
459
The use of windows and icons is a feature of what kind of interface?
Answer:
Graphical user
A graphical user interface (GUI) is characterized by the use of visual elements like icons and windows.
460
What are the possible file extensions for executable files?
Answer:
All of the above
Windows recognizes files with extensions .EXE, .BAT, and .COM as executable, meaning they can be run as programs.