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
1321
The stage of software development where the software is only tested internally by the development team is called:
Answer:
Alpha Testing
Alpha testing is the first phase of formal testing, conducted in-house by the QA and development teams to find bugs before the software is released to any external users.
1322
The "kernel" is the central and most fundamental part of:
Answer:
An operating system
The kernel is the core component of an operating system. It has complete control over everything in the system and manages the CPU, memory, and peripheral devices.
1323
What do we call a series of instructions designed to complete a task?
Answer:
Algorithm
An algorithm outlines a logical sequence of actions needed to solve a problem or perform a function.
1324
What are the instructions that tell a system what, how, and when to do something?
Answer:
Program
A program is a set of instructions that directs a computer to perform tasks.
1325
A collection of software applications bundled together and sold as a single package, like Microsoft Office, is known as a:
Answer:
Software suite
A software suite (or productivity suite) is a set of related applications that share a common user interface and can easily exchange data. Microsoft Office, which includes Word, Excel, and PowerPoint, is a classic example.
1326
A "rollback" feature in a software update process allows a user to:
Answer:
Revert the software back to the previous version if the update causes problems.
Rolling back an update is a safety measure that uninstalls the new version and restores the prior, stable version. This is useful when a new patch introduces critical bugs.
1327
The category of software that a user has the most direct interaction with to get work done is:
Answer:
Application Software
While the system software runs in the background, the user directly opens and interacts with application software (like browsers, email clients, and office suites) to perform their tasks.
1328
The software that is permanently stored in a read-only memory (ROM) chip on a hardware device is called:
Answer:
Firmware
Firmware is a specific class of software that provides low-level control for a device's specific hardware. It is embedded on the device (like a BIOS chip on a motherboard) and is considered a hybrid of hardware and software.
1329
A next-generation web development language that allows developers to store data in a readable format is:
Answer:
XML
XML (Extensible Markup Language) allows data to be stored in a structured format that is both readable and machine-readable.
1330
A programming paradigm where the program is built from objects that contain both data and methods is called:
Answer:
Object-Oriented Programming (OOP)
OOP is a major programming paradigm based on the concept of "objects". Languages like Java, C++, and Python are heavily object-oriented.