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.
31. Which of the following can be the source of data?
[A] Computer
[B] Telephone handset
[C] Video Camera
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Typically the source of data is a computer, but it can be any other electronic equipment such as telephone handset, video camera, etc, which can generate data for transmission to some destination.
32. What is the number of bit interval per second known as?
[A] Bit period
[B] Bit lag
[C] Bit capacity
[D] Bit rate
Show Answer
Correct Answer: D [Bit rate]
Notes:
The bit rate is the number of bit interval per second. This mean that the bit rate is the number of bits send in one second, usually expressed in bits per second.
33. Which of the following uses digital signaling, which is inserted in the transmission channel as voltage pulses?
[A] Base-band
[B] Broadband
[C] Narrow band
[D] None of the above
Show Answer
Correct Answer: A [Base-band]
Notes:
Base-band signaling is defined as one that uses digital signaling, which is inserted in the transmission channel as voltage pulses.
34. Which of these standards is used to define Ethernet based networks?
[A] IEEE 802.1
[B] IEEE 802.3
[C] IEEE 802.7
[D] IEEE 802.11
Show Answer
Correct Answer: B [IEEE 802.3]
Notes:
IEEE 802.3 is a set of standards put forth by the Institute of Electrical and Electronics Engineers (IEEE) that define Ethernet-based networks as well as the name of the working group assigned to develop these standards.
35. Which of these standards is used to define higher layer LAN protocols?
[A] IEEE 802.15
[B] IEEE 802.11
[C] IEEE 802.7
[D] IEEE 802.1
Show Answer
Correct Answer: D [IEEE 802.1]
Notes:
IEEE 802 standard is a family of IEEE standards dealing with local area networks and metropolitan area networks. IEEE 802.1 deals with higher layer LAN protocols.
36. What do we call the process of limiting bandwidth consumption by users?
[A] Bandwidth Shaping
[B] Downstreaming
[C] Net Neutrality
[D] Walling
Show Answer
Correct Answer: A [Bandwidth Shaping]
Notes:
Bandwidth Shaping refers to a tool used by ISPs to limit or direct bandwidth consumption by users. Bandwidth shaping is also called bandwidth allocation or referred to as a bandwidth management tool.
37. Which of these Internet protocols work at the Application layer?
[A] IP
[B] UDP
[C] FTP
[D] TCP
Show Answer
Correct Answer: C [FTP]
Notes:
FTP stands for File Transfer Protocol. It works at the Application layer. It enables the uploading and downloading of files from a remote host.
38. Which of these protocols is used to retrieve email messages from a mail server?
[A] IMAP
[B] HTTPS
[C] TFTP
[D] SNMP
Show Answer
Correct Answer: A [IMAP]
Notes:
The Internet Message Access Protocol or IMAP is an Internet standard protocol used by email clients to retrieve email messages from a mail server. The default port used is 143.
39. Which of these ports is used by SNMP?
[A] 161
[B] 465
[C] 22
[D] 143
Show Answer
Correct Answer: A [161]
Notes:
The Simple Network Management Protocol (SNMP) is used to manage networks which is used to monitor, configure and control network devices. It uses port 161/162.
40. Which was the final version of Internet Explorer before it got discontinued?
[A] 9
[B] 10
[C] 11
[D] 12
Show Answer
Correct Answer: C [11]
Notes:
Microsoft Internet Explorer version 11 was the eleventh and final version of the browser. It was officially released in 2013 for Windows 8.1.
