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.
21. Which of the following are found in abundance in a relational database?
[A] Keys
[B] Tables
[C] Records
[D] Sets
Show Answer
Correct Answer: B [Tables]
Notes:
In Relational model, data is stored in tables and is represented in form of tuples. RDBMS is used to manage Relational database. Relational database is a collection of organized set of tables related to each other, and from which data can be accessed easily.
22. Which of the following networking devices forwards data packets between computer networks?
[A] Router
[B] Gateway
[C] Switch
[D] Hub
Show Answer
Correct Answer: A [Router]
Notes:
A router is a networking device that forwards data packets between computer networks. Routers perform the traffic directing functions on the Internet.
23. In the OSI model, Bridging is performed in which of the following layers?
[A] Layer 7
[B] Data Link Layer
[C] Session Layer
[D] Transport Layer
Show Answer
Correct Answer: B [Data Link Layer]
Notes:
In the OSI model, bridging is performed in the data link layer. A network bridge is a computer networking device that creates a single aggregate network from multiple communication networks or network segments.
24. Which of the following networking devices is used for delivery of messages between VPN nodes?
[A] Router
[B] VPN connector
[C] Switch
[D] Hub
Show Answer
Correct Answer: B [VPN connector]
Notes:
A VPN concentrator is a type of networking device that provides secure creation of VPN connections and delivery of messages between VPN nodes.
25. What is the full form of Wi-Fi?
[A] Wireless Fidelity
[B] Wireless Find
[C] Wireless Function
[D] Wireless Fiber
Show Answer
Correct Answer: A [Wireless Fidelity]
Notes:
WI-Fi stands for Wireless Fidelity. It is a local area wireless technology. It allows an electronic device to transfer data or connect to the internet using radio waves.
26. Which university was connected for the first time with the Stanford Research Institute under ARPANET?
[A] University of California
[B] University of Michigan
[C] Harvard University
[D] University of New York
Show Answer
Correct Answer: A [University of California]
Notes:
The first ARPANET link was established between the University of California, Los Angeles (UCLA) and the Stanford Research Institute.
27. Which country funded the ARPANET project?
[A] United Kingdom
[B] United States of America
[C] France
[D] Russia
Show Answer
Correct Answer: B [United States of America]
Notes:
ARPANET was developed under the direction of the U.S. Advanced Research Projects Agency (ARPA) in 1969. It was the network that became the basis for the Internet.
28. Which of the following internet connections serves only textual matter of a web page?
[A] Shell connection
[B] TCP/IP connection
[C] ISDN
[D] All of the above
Show Answer
Correct Answer: A [Shell connection]
Notes:
In Shell Connection, the user will get only textual matter of a Web Page as it does not support Graphics display or multimedia files.
29. Which among the following is the cheapest type of internet connection?
[A] Dial-up
[B] ISDN
[C] DSL
[D] Wireless Internet
Show Answer
Correct Answer: A [Dial-up]
Notes:
Dial-up internet connection is the cheapest method to connect to the Internet. But it is a very slow connection and the quality is also not very good. The Internet speeds range from 2400 bps to 56 Kbps.
30. Which of these was the first browser to have a graphical user interface?
[A] Internet Explorer
[B] Erwise
[C] Mosaic
[D] Safari
Show Answer
Correct Answer: B [Erwise]
Notes:
Erwise was the first browser with a graphical user interface, developed as a student project at Helsinki University of Technology and released in April 1992, but discontinued in 1994
