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
871
Lists of commands that appear on-screen in Windows are called:
Answer:
Menus
Menus are collections of commands or options presented to the user within a program or the OS.
872
What was Android 10’s alternative name?
Answer:
Android Q
Google dropped dessert names with Android 10, internally referred to as Android Q.
873
What operating system is MS Excel primarily based on?
Answer:
WINDOWS
Microsoft Excel is a flagship product of Microsoft and is developed as part of the Microsoft Office suite. It is designed and optimized to run on the Microsoft Windows operating system, leveraging its graphical user interface and system libraries.
874
PageUp Key is used for:
Answer:
Moves the cursor one page up
PageUp scrolls the content up by one full screen/page.
875
Which of the following is NOT a typical benefit of open-source operating systems compared to proprietary systems?
Answer:
Wide availability of technical support
While open-source systems allow free use and modification, proprietary systems often offer more consistent technical support.
876
Which of the following is a part of the operating system?
Answer:
Kernel
The kernel is the core component of the operating system, managing system resources and communication between hardware and software.
877
Which key combination is used to minimize all windows in Windows?
Answer:
Windows Key + M
Pressing Windows Key + M minimizes all open windows, showing the desktop.
878
With which view can you see how text and graphics will appear on the printed page?
Answer:
Print Layout
** The Print Layout view shows exactly how text and graphics will be positioned and appear when printed.
879
Software updates that address potential vulnerabilities in an operating system are referred to as:
Answer:
Security patches
Security patches are software updates specifically designed to close security holes and prevent malware infections.
880
In networking, which computer is responsible for storing files and processing data requests?
Answer:
Server
A server in a network is dedicated to managing resources, storing data, and handling requests from other computers or devices (clients).