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
351
What type of operating system MS-DOS is?
Answer:
Command Line Interface
MS-DOS (Microsoft Disk Operating System) is a non-graphical operating system that uses a command-line interface (CLI). Users interact with the system by typing text commands into a prompt, rather than clicking on icons as in a graphical user interface (GUI).
352
BLOB stands for:
Answer:
Both A and B
A BLOB (Binary Large Object) is a data type used in databases to store large, unstructured binary data, such as images or media files, which are essentially long bit strings.
353
The computer's BIOS is typically kept in which storage type?
Answer:
Flash
Modern computers usually store BIOS in Flash memory, enabling updates and retaining data without power.
354
The print quality or resolution of a laser printer is usually specified in:
Answer:
DPI (Dots Per Inch)
DPI measures the number of dots a printer can place within an inch, indicating print sharpness and clarity.
355
Which command would you use to copy a file and rename it in the destination directory?
Answer:
Both A and B, depending on the operating system
You can copy and rename a file in a single command by specifying a new name for the destination file.
356
Which is directly built on hardware?
Answer:
Operating system
The OS serves as the foundational software layer directly operating on hardware.
357
The code used to write a web page commonly uses _____.
Answer:
Hypertext Markup Language
Web pages are built using HTML, which structures and displays content on the web.
358
What is required for a computer to start up properly?
Answer:
Operating System
An operating system (OS) is the essential software that manages all the hardware and software on a computer. Without an OS, the computer cannot perform its basic functions, including the initial startup or 'boot' process.
359
What is the main benefit of a clustered operating system?
Answer:
All of the above
Clustered systems offer several benefits, including high availability, load balancing, and scalability.
360
Which of the following is a distribution of Linux?
Answer:
Ubuntu
Ubuntu is a popular Linux distribution based on Debian.