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
1541
What kind of programming language is Java?
Answer:
Object-oriented programming language
Java is an object-oriented programming language that allows the creation of reusable code through classes and objects.
1542
Backup software is a prime example of:
Answer:
Utility software
Backup software is a utility designed for the specific system maintenance task of creating copies of data to protect against loss, which is a core function of system management.
1543
A loader is a part of the operating system responsible for:
Answer:
Loading programs from storage into memory to be executed.
The loader is an essential system software utility. When you run a program, the loader's job is to take the executable file from your hard drive and load it into the main memory (RAM) so the CPU can execute it.
1544
The Linux operating system is a well-known example of:
Answer:
Open-source software
Linux is the most famous example of free and open-source software development and collaboration. Its source code is available for anyone to view, modify, and distribute.
1545
Which of the following is NOT a characteristic of proprietary software?
Answer:
The user has the freedom to redistribute the software to anyone.
Redistributing proprietary software is typically a violation of the End-User License Agreement (EULA) and copyright law. This freedom is a hallmark of open-source software, not proprietary software.
1546
What is the relationship between the OS kernel and device drivers?
Answer:
Device drivers are part of the kernel or plug into it to manage hardware.
Device drivers are essential extensions of the operating system's kernel. The kernel uses these drivers to communicate its general commands into specific instructions for each piece of hardware.
1547
AutoCAD is a sophisticated application used by engineers and architects for:
Answer:
2D and 3D design and drafting.
AutoCAD is a commercial Computer-Aided Design (CAD) software application. It is used extensively in industry for creating precise technical drawings and models.
1548
When a software program is first made available to the general public, this version is often called the:
Answer:
Stable Release or General Availability (GA)
The stable release is the version that has passed all testing phases and is considered ready and reliable for production use by the public.
1549
A company that builds its business around providing services and support for an open-source product (e.g., Red Hat for Linux) is an example of:
Answer:
A commercial open-source business model.
These companies don't sell the software itself (which is open-source) but instead sell valuable services like enterprise-grade support, maintenance, and expert consulting related to the software.
1550
C++ and C are examples of languages that are typically:
Answer:
Compiled
C and C++ are classic examples of compiled languages. Their source code is translated by a compiler into a fast and efficient executable file for a specific platform.