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. The word bandwidth is also used to mean ________?
[A] width of the data cable
[B] amount of data transferred
[C] number of the computers on a particular network
[D] none of the above
Show Answer
Correct Answer: B [amount of data transferred ]
Notes:
Bandwidth refers to the amount of data that can be transmitted in a fixed amount of time. For digital devices, the bandwidth is usually expressed in bits per second(bps) or bytes per second.
3. Which among the following key is used for checking grammar and spelling?
[A] F3
[B] F5
[C] F7
[D] F9
Show Answer
Correct Answer: C [F7]
Notes:
F7 is the key to check grammar and spellings in a document. Ribbon at start also can be used to check spellings.
4. What kind of operations can a computer carry out?
[A] Arithmetic and Logical
[B] Verbal and Logical
[C] Logical and Cognitive
[D] Verbal and Arithmetic
Show Answer
Correct Answer: A [Arithmetic and Logical]
Notes:
A computer is a device which can carry out sequences of arithmetic and logical operations automatically with the help of computer programming.
5. Which of the following is the basic function of a computer?
[A] Input
[B] Storage
[C] Processing
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A computer basically has four different functions. They are input, processing, storage and accuracy.
6. Which of the following includes Logic Operations?
[A] AND
[B] XOR
[C] NOT
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Logic Operations involve Boolean logic: AND, OR, XOR and NOT. These are used for creating complicated conditional statements and processing boolean logic.
7. Who had conceived the idea of the first ever Graphical User Interface?
[A] Steve Jobs
[B] Douglas Engelbart
[C] Alan Kay
[D] Bill Gates
Show Answer
Correct Answer: C [Alan Kay]
Notes:
The idea of the very first Graphical User Interface was conceived by Alan Kay. It was then pronounced as gooey.
8. What can possibly be contained by an Integrated Circuit chip?
[A] CPU
[B] Memory
[C] Peripheral Devices
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Most modern microprocessors are usually contained in a single integrated circuit chip that contains a CPU, memory, peripheral interfaces and even other components of the computer. These are usually called the systems on a chip.
9. Which of the following functions are associated with a Workstation?
[A] Computer-Aided design
[B] Drafting and Modeling
[C] Computation-intensive scientific and engineering calculations
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A workstation is a high-end personal computer which was originally made for technical, mathematical and scientific applications. They are used for computer-aided design, drafting and modelling, computation-intensive scientific and engineering calculations, processing of images etc.
10. Which of the following is the name given to the number of concentric circles on a diskette?
[A] Sectors
[B] Cylinders
[C] Tracks
[D] Clusters
Show Answer
Correct Answer: C [Tracks]
Notes:
The platters of a hard disk have two sides for recording the data. Every surface of the platter has invisible concentric circles on it. These circles are called tracks.
