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 is the numerical computing software for scientists and mathematicians?
[A] MATLAB
[B] EDGE
[C] Excel
[D] Arc
Show Answer
Correct Answer: A [MATLAB]
Notes:
MATLAB is a multi-paradigm numerical computing environment and proprietary programming language developed by Math Works. It is the easiest and most productive software environment for engineers and scientists.
22. Which of the following issues are related to the Software aging?
[A] Quality of Software decreases
[B] Entropy of Software increases
[C] Both a and b
[D] None of the Above
Show Answer
Correct Answer: C [Both a and b]
Notes:
Software aging refers to progressive performance degradation of a software system due to exhaustion of operating system resources, fragmentation and accumulation of errors.
23. Which of the following is the term used for Nirvana Graphical Editor?
[A] NEdit
[B] AutoZip
[C] WinZip
[D] NrvEdt
Show Answer
Correct Answer: A [NEdit]
Notes:
Nedit is also known as the Nirvana editor. It is a graphical text editor for the X Window System. It is primarily used for editing source code.
24. Which of the following are the primary ways to enable LAN connections?
[A] Ethernet
[B] Wi-Fi
[C] Both a and b
[D] None of the Above
Show Answer
Correct Answer: C [Both a and b]
Notes:
Ethernet and Wi-Fi are the two primary ways to enable LAN connections. Ethernet is a specification that enables computers to communicate with each other. Wi-Fi uses radio waves to connect computers to the LAN.
25. 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.
26. What is the name given to the device that converts between two different types of transmission for interoperation?
[A] Bridge Router
[B] Protocol Convertor
[C] Multilayer Switch
[D] Hub Jointer
Show Answer
Correct Answer: B [Protocol Convertor]
Notes:
A Protocol Converter is a device used to convert standard or proprietary protocol of one device to the protocol suitable for the other device or tools to achieve the interoperability.
27. Which of the following device is used to convert the native data into signal?
[A] OCR
[B] Modem
[C] Printer
[D] Monitor
Show Answer
Correct Answer: B [Modem]
Notes:
As data cannot be sent in its native form, it is necessary to convert it into signal. This is performed with the help of a transmitter such as modem.
28. Which of these network topologies has every computer and network device connected to single cable?
[A] Mesh
[B] Ring
[C] Star
[D] Bus
Show Answer
Correct Answer: D [Bus]
Notes:
Bus topology is a network type in which every computer and network device is connected to single cable. It is ideal for small networks.
29. What role does fibers play in Optical Fiber cables?
[A] Prevent loss of signals
[B] Provide immunity against electromagnetic interference
[C] Both a and b
[D] None
Show Answer
Correct Answer: C [Both a and b]
Notes:
Fibers are used instead of metal wires because signals travel along them with less loss. Also, fibers are immune to electromagnetic interference, a problem from which metal wires suffer excessively. In addition, Fibers are also used for illumination and imaging.
30. Which of the following network protocol are described by GSM?
[A] 2G
[B] 3G
[C] 4G
[D] 5G
Show Answer
Correct Answer: A [2G]
Notes:
GSM is a standard developed to describe the protocols for second-generation (2G) digital cellular networks used by mobile devices such as mobile phones and tablets.
