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. Which among the following can be called an electronic check?
[A] Debit card
[B] Smart card
[C] Credit card
[D] None of the above
Show Answer
Correct Answer: A [Debit card]
Notes:
Electronic cheek is a form of payment system. In this funds from customer’s account are transferred to the merchants account over the ACH (Automated clearing House) network. Debit card is one such payment as the customers funds are transferred.
2. DDL is used to define the structure of a database, including the tables, columns, and data types that it contains. Its full form is?
[A] Data Definition Language
[B] Data Definition Link
[C] Determination Language.
[D] None of these
Show Answer
Correct Answer: A [Data Definition Language]
Notes:
A data definition or data description language (DDL) is a syntax similar to a computer programming language for defining data structures, especially database schemas. DDL statements create and modify database objects such as tables, indexes, and users. Common DDL statements are CREATE, ALTER, and DROP.
3. BSNL, Reliance, Shaw cable, AOL, Tata Indicom all can be kept in which one of the following groups?
[A] ISDN
[B] IRC
[C] ISP
[D] Icons
Show Answer
Correct Answer: C [ISP]
Notes:
all are internet service providers
4. One kilobyte has _____?
[A] 1000 bytes
[B] 128 bytes
[C] 1024 bytes
[D] 1036 bytes
Show Answer
Correct Answer: C [1024 bytes]
Notes:
The kilobyte is equal to 1024 bytes (210 B), a common usage. The usage of the metric prefix kilo for binary multiples rose convenient, because 1024 is approximately 1000.
5. Which of the following lies within the CPU?
[A] Primary Memory
[B] Secondary Memory
Secondary Memory
[C] Mouse
[D] Keyboard
Show Answer
Correct Answer: A [Primary Memory]
Notes:
All input data and instructions are stored in the memory which is of two types-primary memory and the secondary memory. Primary memory resides within the CPU while the secondary memory is external to it.
6. Which of the following is not the basic capability of a computer?
[A] Speed
[B] Accuracy
[C] Prediction
[D] Processing
Show Answer
Correct Answer: C [Prediction]
Notes:
The basic functions of a computer include speed, accuracy, reliability, adaptability and storage. A computer cannot make predictions by itself. It can only make assessments based on the data which is fed into it.
7. A communication system which transfers data between the components inside a computer or even between computers is known as
[A] Bus
[B] Wire
[C] Knot
[D] Line
Show Answer
Correct Answer: A [Bus]
Notes:
In computer architecture, a bus is a communication system which transfers data between the components inside a computer or even between computers.
8. Who has conceived the first automatic digital computer?
[A] Blaise Pascal
[B] Gottfried Leibniz
[C] Charles Babbage
[D] George Boole
Show Answer
Correct Answer: C [Charles Babbage]
Notes:
English inventor Charles Babbage is credited with the being the first one to conceive a successful first automatic digital computer.
9. In the history of computing which computer fits the designation as the first personal computer?
[A] Bendix G15
[B] LGP-30
[C] ENIAC
[D] Programma 101
Show Answer
Correct Answer: C [ENIAC]
Notes:
ENIAC was the first personal computer. It had become operational in 1946. ENIAC stands for Electronic Numerical Integrator and Computer.
10. Which of the following computer component allows you to connect to the internet?
[A] Sound Board
[B] ROM
[C] Hard Drive
[D] Modem
Show Answer
Correct Answer: D [Modem]
Notes:
A modem is a hardware device that converts data between transmission media so that it can be transmitted from computer to computer. Computer information is stored digitally, whereas information transmitted over telephone lines is transmitted in the form of analog waves.
