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
911
What is the name for personal journals posted on the internet?
Answer:
Blogs
Blogs are regularly updated web pages or sites for personal commentary or news.
912
Which file menu command saves a document to disk?
Answer:
Save
The "Save" option stores current document data permanently on the disk.
913
The Unix operating system can be classified as:
Answer:
All the Above
Unix is known for supporting multiple users, multitasking, and implements time-sharing, making all options valid.
914
What is the primary goal of using an offline device?
Answer:
To save computer operating time
Offline devices perform tasks separately from the main computer to reduce its workload and maximize efficiency.
915
Which operating system does not support networking between computers?
Answer:
Windows 3.1
Windows 3.1 lacks built-in networking capabilities present in later versions.
916
Which of the following is the primary function of an operating system?
Answer:
All of the above
The operating system acts as an intermediary between the user and the computer hardware. It manages hardware resources, provides a user interface, and runs applications.
917
First-in-First-Out (FIFO) is what type of scheduling algorithm?
Answer:
Non Preemptive Scheduling
FIFO scheduling serves processes in the order of their arrival and does not interrupt running processes.
918
Mac is a ________?
Answer:
Operating System
Mac, or more accurately macOS, is the proprietary graphical operating system developed and marketed by Apple Inc. It is the primary OS for Apple's line of Macintosh computers.
919
Which example below demonstrates the concept of connectivity?
Answer:
Internet
The internet is a global network that enables connectivity and communication among computers and devices.
920
Columns dialog box can be opened from:
Answer:
All of above
** All listed methods give access to the Columns dialog: via menu, ruler, or keyboard shortcut.