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. 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.
2. 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
3. Which among the following is not a security / privacy risk?
[A] Spam
[B] Virus
[C] Hacking
[D] Phishing
Show Answer
Correct Answer: A [Spam]
Notes:
Spam is any kind of unwanted, unsolicited digital communications. They are sent in bulk. The Spam today is becoming a serious threat.
4. As a person working in internet banking environment, why you should be aware of the “Dictionary attack”?
[A] It is used to inject worms or viruses in the system
[B] It is used to determine a password
[C] It is used to access customer’s account by determining other details
[D] It is used for stealing info from the Credit Card
Show Answer
Correct Answer: B [It is used to determine a password ]
Notes:
A dictionary attack is a method of breaking into a password-protected computer or server. It is done by systematically entering every word in a dictionary as a password. A dictionary attack is used as an attempt to decrypt a message or document.
5. Who is the founder of Wikipedia?
[A] Peer Schneider
[B] Byron Looper
[C] Rickard Eriksson
[D] Jimmy wales
Show Answer
Correct Answer: D [Jimmy wales]
Notes:
Jimmy Wales is an American-British Internet entrepreneur. He is a co-founder of the online encyclopedia Wikipedia. It was founded in 2001.
6. In each of the computer parts, there are many trillions of electrical circuits which can be turned on or off with the help of an electronic switch. How are these arranged?
[A] Circuit Gates
[B] Circuit Bypass
[C] Logic Gates
[D] Data Knots
Show Answer
Correct Answer: C [Logic Gates]
Notes:
Each of the electrical circuits is arranged in logic gates so that one of the circuits may control the other circuits.
7. Which of the following is not an arithmetic capability of a computer?
[A] Addition and Subtraction
[B] Calculation
[C] Copy and Paste
[D] All of the above
Show Answer
Correct Answer: C [Copy and Paste]
Notes:
A computer is much more than an arithmetic number crunching device and performs many other operations like copy, paste, delete, print etc.
8. Which of the following is / are operating systems?
[A] Windows
[B] UNIX
[C] Linux
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
All of the mentioned options are called as Operating Systems.
9. Which of the following was the first commercially available computer?
[A] UNIVAC I
[B] IBM 5150
[C] IBM System/360
[D] Cray-1
Show Answer
Correct Answer: A [UNIVAC I]
Notes:
The UNIVAC I (UNIVersal Automatic Computer I) was the first commercially available computer, developed by J. Presper Eckert and John Mauchly at the University of Pennsylvania. It was first installed and used by the US Census Bureau in 1951. The machine was used mainly for governmental and scientific applications. It marked a significant step forward in computing technology, paving the way for the development of modern computing systems.
10. 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.
