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
81
The rules of a programming language are called its:
Answer:
Syntax
Syntax refers to the set of rules that defines the correct arrangement of symbols in a programming language.
82
Which transforms one interface into another?
Answer:
Software
Software can adapt one interface to work with another through compatibility layers.
83
What type of software acts as the intermediary between computer hardware and application software?
Answer:
System Software
System software is designed to operate and control the computer's hardware and provide a platform for running application software. It includes the operating system, device drivers, and utility programs, all of which work together to manage the computer's basic functions.
84
in which language is source program written:__________?
Answer:
High level
A source program is written by a programmer in a high-level language, which uses English-like words and syntax (like Python, Java, or C++) that are easier for humans to read, write, and understand compared to low-level machine code.
85
Which of the following issues results in an exception?
Answer:
A run-time error
Exceptions are events that occur during the execution of a program (run-time) that disrupt the normal flow of instructions, such as division by zero or file not found.
86
What is a "silent update"?
Answer:
An update that is installed in the background without requiring user interaction.
Many modern applications, like web browsers, use silent or automatic updates to ensure users are always on the latest and most secure version without having to manually approve each small patch.
87
What category of software does Microsoft Power Point belong to?
Answer:
Multimedia software
Microsoft PowerPoint is primarily used for creating presentations, which often incorporate a combination of different media types such as text, images, sound, and video. This integration of various media elements classifies it as multimedia software.
88
A screen saver program can be classified as a type of:
Answer:
Utility Software
Historically, screen savers had the utility function of preventing screen burn-in. Today, they are often considered system utilities for personalization and minor security (locking the screen).
89
A set of programs that help a computer monitor itself and work efficiently is called:
Answer:
System software
System software manages the computer’s core functions and hardware coordination.
90
Which keyword cannot be used with ‘virtual’?
Answer:
Constructor
Constructors cannot be declared virtual in C++.