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 a personal information management software suite described by its developers as a “Note-to-Self organize”?
[A] Excel
[B] Mac
[C] Chandler
[D] GNU
Show Answer
Correct Answer: C [Chandler]
Notes:
Chandler was a personal information management software suite described by its developers as a “Note-to-Self Organize. It was designed for personal and small-group task management and calendaring.
22. What is the name given to the program capable of running on any computer regardless of the operating system?
[A] Applet
[B] Back-end
[C] Open source software
[D] All of the Above
Show Answer
Correct Answer: A [Applet]
Notes:
An applet is a program capable of running on any computer regardless of the operating system. Many applets can be downloaded from various sites on the Internet.
23. The CAP Theorem concludes that it is not possible for a distributed computer system to provide three guarantees at the same time. Which of the following are among these three guarantees?
[A] Consistency
[B] Availability
[C] Partition Tolerance
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
The CAP Theorem consists three following terms: Consistency states that each computer node contain all of the same data at the same time. Availability states that each database request is responded to as either successful or failure. Partition tolerance states that the database system continues operating even when not all nodes are connected to one another and suffer communication issues.
24. Which of the following LAN technologies uses a token-bus scheme?
[A] Netware
[B] Interface
[C] ARCNET
[D] Ethernet
Show Answer
Correct Answer: C [ARCNET]
Notes:
ARCNET is a LAN technology that uses a token-bus scheme for managing line sharing among the workstations and other devices connected on the LAN.ARCNET is one of four major LAN technologies, which also include Ethernet, token ring and FDDI.
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. Which one of the below is known as the Multi-Port Repeater?
[A] Firewall
[B] HIDS
[C] Hub
[D] Switch
Show Answer
Correct Answer: C [Hub]
Notes:
A hub, in the context of networking, is a hardware device that relays communication data. A hub sends data packets to all devices on a network.
27. What is the time needed by each device on a network, to hold the message before processing, called as?
[A] Propagation time
[B] Queuing time
[C] Transmission time
[D] Jitter
Show Answer
Correct Answer: B [Queuing time]
Notes:
The time needed for each intermediate or end device to hold the message before it can be processed. The queuing time is not constant as it changes with the load imposed on the network.
28. What is the length of each character in ASCII code?
[A] 2-bit
[B] 8-bit
[C] 4-bit
[D] 7-bit
Show Answer
Correct Answer: D [7-bit]
Notes:
ASCII code is used to represent digital data. In ASCII code, each character is represented by a 7-bit code.
29. What is the alteration of the signal due to differing propagation speeds of each of the frequencies called as?
[A] Distortion
[B] Attenuation
[C] Noise
[D] None of the above
Show Answer
Correct Answer: A [Distortion]
Notes:
Distortion is the change in the waveform of the signal due to noise. It is the alteration of the signal due to differing propagation speeds of each of the frequencies.
30. UMTS is a standard for which of the following networks?
[A] 2G
[B] 3G
[C] 4G
[D] 5G
Show Answer
Correct Answer: B [3G]
Notes:
UMTS stands for Universal Mobile Telecommunications Service. It is a third-generation (3G) broadband, packet-based transmission of text, digitized voice, video, and multimedia. It transfers data at rates up to 2 megabits per second (Mbps).
