Computers and IT MCQs
Computer Awareness Questions and Quiz for Banking, IBPS, RRB, RBI, SBI, NABARD examinations of 2024-2025. Computer Awareness MCQs for Competitive Exams. GKToday Computer Awareness for IBPS PO, IBPS Clerk, Bank PO, Bank Clerk and other entrance / competitive examinations.
1. What are the uses of Structured Query Language (SQL)?
[A] Creating Databases
[B] Creating & Modifying Databases
[C] Creating, Modifying & Querying Databases
[D] None of the above
Show Answer
Correct Answer: C [Creating, Modifying & Querying Databases]
Notes:
Structured Query Language (SQL) is a standard computer language designed for managing data held in a Relational Database Management System (RDBMS). It is used not only for creating and modifying databases but also for querying them. In essence, SQL allows you to interact with databases in all the ways that you might need, making it an essential tool for managing complex data structures.
2. Which of the following best represents the main feature of the sixth generation of computers?
[A] Artificial Intelligence
[B] Integrated Circuits
[C] Vacuum Tubes
[D] Transistors
Show Answer
Correct Answer: A [Artificial Intelligence]
Notes:
The sixth generation of computers, still in its developing stage and largely theoretical as of now, is renowned for its emphasis on Artificial Intelligence. The concept includes AI systems, robotics, nanotechnology, ubiquitous computing, and quantum computation. The aim is to create machines that can learn, adapt and act based on accumulating knowledge.
3. Which of the following audio / video formats was developed by Microsoft?
[A] MPEG
[B] ADX
[C] WMA
[D] AVS
Show Answer
Correct Answer: C [WMA]
Notes:
Windows Media Audio (WMA) is a series of audio codecs and their corresponding audio coding formats developed by Microsoft.
4. Modern computers follow a generalised set of instructions to perform any function. What are these instructions better known as?
[A] Language
[B] Instructions
[C] Commands
[D] Programs
Show Answer
Correct Answer: D [Programs]
Notes:
Computers follow a generalised set of instructions to perform various functions. These are known as programs. These let the computers to perform a huge range of tasks.
5. Which of the following are part of the Logical Operations of the computer?
[A] Addition
[B] Greater Than
[C] Subtraction
[D] Differentials
Show Answer
Correct Answer: B [Greater Than]
Notes:
A computer performs both arithmetic and logical operations. Examples of logical operations are greater than, less than, equal to , opposite etc.
6. What kind of information each of the electrical circuits represents?
[A] Arithmetic
[B] Tertiary
[C] Binary
[D] Quaternary
Show Answer
Correct Answer: C [Binary]
Notes:
Each circuit represents a bit (binary digit) information. When the circuit is on, it represents a “1” and a “0” when it is off in a positive logic representation.
7. Which of the following is a Text-based user interface?
[A] GNOME
[B] KDE
[C] Aqua
[D] Command-line interface
Show Answer
Correct Answer: D [Command-line interface]
Notes:
A text-based user interface is Command-line Interface. It is a text-based application is one whose primary input and output are based on the text.
8. Which of the following is considered a convergence device?
[A] Digital Camera
[B] Desktop Computer
[C] Smartphone
[D] Wristwatch
Show Answer
Correct Answer: C [Smartphone]
Notes:
A conversion device refers to a single piece of hardware that serves functions traditionally performed by multiple devices. A smartphone is a prime example of a convergence device. Besides serving its primary function as a communication tool, it combines the functions of a digital camera, a music player, a computer, a game console, a GPS, and even a television remote control.
9. Which of the following system is also known as desknotes?
[A] Laptop
[B] Notebook
[C] DTR computer
[D] Nettops
Show Answer
Correct Answer: C [DTR computer]
Notes:
A Desktop Replacement computer is also known as desknotes i.e. a combination of desktop and notebook.
10. The system unit of a personal computer typically contains which of the following?
[A] Microprocessor
[B] Disk Controller
[C] Serial Interface
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
The system unit, also known as a “tower”, is the main part of a desktop computer. It includes the motherboard, CPU, RAM, and other components. A CPU is only a small part of a system unit. .
