Computer Science - IT MCQs
Topic Notes: Computer Science - IT
<p>MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.</p>
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
1
Which type of software is responsible for facilitating the execution of user-level applications?
Answer:
System software
System software acts as the foundational layer between the computer hardware and the user applications.
2
What is the process of loading the operating system into the computer's RAM called?
Answer:
Booting
Booting is the initialization process that occurs when a computer is powered on. During this sequence, the computer's firmware loads the operating system from non-volatile storage, such as a hard drive or SSD, into the Random Access Memory (RAM).
3
What was the minimum RAM requirement for installing the Windows 2000 operating system?
Answer:
64 MB
Windows 2000 Professional was designed to run on systems with a minimum of 64 MB of RAM to ensure stable performance. While it could technically boot with less, 64 MB was the official recommended minimum for standard installation and operation.
4
In which configuration file were Windows settings historically recorded?
Answer:
WIN.INI
The win.ini file was a critical system file in early versions of Microsoft Windows (3.x and 9x).
5
Which open-source operating system was developed by Google primarily for mobile devices?
Answer:
Android
Android is a mobile operating system based on a modified version of the Linux kernel and other open-source software. It was designed primarily for touchscreen mobile devices such as smartphones and tablets and is maintained by Google.
6
Where is data temporarily held when performing a cut or copy operation before it is pasted?
Answer:
Clipboard
The clipboard is a small, temporary storage area in the computer's memory (RAM) managed by the operating system. When a user executes a cut or copy command, the selected data is placed onto the clipboard.
7
What graphical elements are used on the Windows desktop to represent various applications, files, and documents?
Answer:
Icons
In a graphical user interface like Windows, icons are small, intuitive images that serve as visual shortcuts.
8
Where is virtual memory typically stored within a computer system?
Answer:
Hard Drive
Virtual memory is a memory management technique that provides an 'idealized' abstraction of the storage resources.
9
Which action is typically performed to cancel a print job that is currently processing or queued in the print spooler?
Answer:
click the printer icon on the taskbar
When a document is sent to a printer, a printer icon usually appears in the system tray or taskbar. Clicking this icon opens the print queue window, which allows the user to view, pause, or cancel pending print jobs effectively.
10
Which software component is responsible for managing and coordinating the computer's hardware resources?
Answer:
operating system
The operating system acts as an intermediary between the user and the computer hardware.