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- What does bandwidth refer to in computer networking?
a. The distance between two devices
b. The amount of data that can be transmitted in a given amount of time
c. The color of network cables
d. The type of network protocol used
Answer: b. The amount of data that can be transmitted in a given amount of timegeeksforgeeks+2 - Which unit is commonly used to measure bandwidth?
a. Hertz (Hz)
b. Watts (W)
c. Bits per second (bps)
d. Decibels (dB)
Answer: c. Bits per second (bps)computernetworkingnotes+2 - If a network connection has a bandwidth of 100 Mbps, how much data can it theoretically transfer in one second?
a. 10 megabytes
b. 100 megabytes
c. 12.5 megabytes
d. 1 gigabyte
Answer: c. 12.5 megabytestechtarget+1 - What is the difference between bandwidth and throughput?
a. No difference
b. Bandwidth is the maximum data rate; throughput is the actual data transferred
c. Throughput is always higher
d. Bandwidth is actual data transferred
Answer: b. Bandwidth is the maximum data rate; throughput is the actual data transferredsolarwinds+1 - In analog signals, what is bandwidth?
a. The highest frequency present
b. The lowest frequency present
c. The difference between the highest and lowest frequencies
d. The sum of all frequencies
Answer: c. The difference between the highest and lowest frequencieswikipedia+2 - What is the effect of high bandwidth on network performance?
a. Lower data transfer rates
b. Increased data transfer rates
c. No effect
d. Prevents all network errors
Answer: b. Increased data transfer ratesshiksha+2 - Which of the following best describes “bandwidth”?
a. Capacity of a communication channel
b. Distance data travels
c. Number of connected users
d. Amount of data stored
Answer: a. Capacity of a communication channelstudocu+2 - What technology allows multiple signals to share the same bandwidth in a channel?
a. Modulation
b. Multiplexing
c. Demodulation
d. Filtering
Answer: b. Multiplexingscribd+1 - How does increased network congestion typically affect bandwidth utilization?
a. Decreases bandwidth utilization
b. Increases bandwidth utilization
c. No effect
d. Random impact
Answer: a. Decreases bandwidth utilizationsolarwinds - Bandwidth is sometimes confused with which parameter?
a. Latency
b. Storage capacity
c. Network speed
d. Error rate
Answer: c. Network speedgeeksforgeeks+2 - What is the bandwidth of a signal ranging from 3 kHz to 8 kHz?
a. 2 kHz
b. 5 kHz
c. 11 kHz
d. 24 kHz
Answer: b. 5 kHzexamradar - What does higher bandwidth enable in a business network?
a. More simultaneous connections
b. Reduced security
c. Lower reliability
d. Higher interference
Answer: a. More simultaneous connectionstechtarget+1 - Which of the following is NOT a factor affecting available bandwidth?
a. Network hardware
b. Transmission medium
c. File type
d. Network congestion
Answer: c. File typetechtarget+1 - What type of internet users require high bandwidth?
a. Casual web browsers
b. Video streamers and gamers
c. Email users
d. Static website administrators
Answer: b. Video streamers and gamersgeeksforgeeks+1 - In digital transmission, bandwidth is directly related to:
a. Voltage amplitude
b. Data rate capability
c. Wire color
d. Hostname
Answer: b. Data rate capabilitysolarwinds+2 - What is the term for the actual amount of data successfully delivered over a network?
a. Bandwidth
b. Latency
c. Throughput
d. Jitter
Answer: c. Throughputgeeksforgeeks+1 - Which device allocates bandwidth among connected LAN segments?
a. Switch
b. Hub
c. Bridge
d. Router
Answer: d. Routerreck+1 - What instrument is used to measure analog bandwidth?
a. Oscilloscope
b. Voltmeter
c. Wattmeter
d. Thermometer
Answer: a. Oscilloscopesanfoundry+1 - Which multiplexing technique requires guard bands to prevent signal overlap?
a. Time-division multiplexing
b. Frequency-division multiplexing
c. Wavelength-division multiplexing
d. Code-division multiplexing
Answer: b. Frequency-division multiplexingtestbook+1 - What is the commonly used abbreviation for bandwidth in bits per second?
a. BW
b. BPS
c. Mbps
d. Hz
Answer: b. BPSsolarwinds+1 - Which protocol is most likely to require high network bandwidth?
a. FTP
b. Telnet
c. SMTP
d. SNMP
Answer: a. FTPtechtarget - Which network media typically supports the highest bandwidth?
a. Twisted pair cable
b. Coaxial cable
c. Fiber optic cable
d. Wireless
Answer: c. Fiber optic cabletechtarget+1 - Bandwidth utilization refers to:
a. Using maximum available bandwidth efficiently
b. Under-utilizing a network
c. Increasing network errors
d. Random access memory
Answer: a. Using maximum available bandwidth efficientlyexamradar+1 - What happens if bandwidth is insufficient for a network task?
a. Task completes instantly
b. Network experiences congestion or slowness
c. Security increases
d. None of the above
Answer: b. Network experiences congestion or slownessshiksha+2 - Which is a valid formula for calculating bandwidth (for analog signals)?
a. Highest frequency plus lowest frequency
b. Highest frequency minus lowest frequency
c. Highest frequency multiplied by lowest frequency
d. Highest frequency divided by lowest frequency
Answer: b. Highest frequency minus lowest frequencywikipedia+1 - What is the unit of bandwidth for digital signals?
a. Mbps
b. MHz
c. W/m
d. db
Answer: a. Mbpsgeeksforgeeks+1 - In networking, bandwidth is considered as:
a. Amount of error
b. Transmission capacity
c. Signal loss
d. Device speed
Answer: b. Transmission capacitystudocu+2 - What does a “narrow bandwidth” connection imply?
a. High data transmission
b. Low data transmission
c. Unaffected data transmission
d. Fast network speed
Answer: b. Low data transmissioncomputernetworkingnotes+1 - Why is bandwidth important in network performance evaluation?
a. It measures device age
b. Determines maximum possible throughput
c. Increases signal attenuation
d. None of the above
Answer: b. Determines maximum possible throughputgeeksforgeeks+1 - Which statement is true regarding bandwidth and latency?
a. Bandwidth and latency are the same
b. Bandwidth is about volume; latency is about speed
c. Latency measures throughput
d. Latency doesn’t affect data transfer
Answer: b. Bandwidth is about volume; latency is about speedshiksha+2 - In FDM, what does more user channels imply for required bandwidth?
a. Less bandwidth needed
b. More bandwidth needed
c. No change
d. Randomly changes
Answer: b. More bandwidth neededtestbook+1 - What can degrade effective network bandwidth?
a. Signal noise
b. Congestion
c. Physical interference
d. All of the above
Answer: d. All of the abovesolarwinds+1 - What is a common misconception about bandwidth?
a. It measures speed
b. It is the same as latency
c. It measures storage
d. It measures error
Answer: a. It measures speedshiksha+2 - Given a 10 MHz channel with a 2 MHz guard band, what is the effective bandwidth?
a. 8 MHz
b. 12 MHz
c. 2 MHz
d. 10 MHz
Answer: a. 8 MHzexamradar+1 - Which method increases bandwidth utilization?
a. Multiplexing
b. Switching cables
c. Disabling protocols
d. Using longer cables
Answer: a. Multiplexingscribd+1 - Bandwidth in wireless networks is affected by:
a. Signal strength
b. Interference
c. Number of users
d. All of the above
Answer: d. All of the abovetechtarget+1 - The effective available bandwidth of a WAN link is affected by:
a. Protocol overhead
b. Error correction
c. Both a and b
d. Color of cabling
Answer: c. Both a and bsolarwinds+1 - What kind of bandwidth is provided by gigabit ethernet?
a. 1 Kbps
b. 10 Kbps
c. 1 Mbps
d. 1 Gbps
Answer: d. 1 Gbpstechtarget - Which scenario requires the highest network bandwidth?
a. Text messaging
b. Web browsing
c. Streaming 4K video
d. Sending email
Answer: c. Streaming 4K videogeeksforgeeks+1 - What can cause actual throughput to be less than available bandwidth?
a. Hardware limitations
b. Network congestion
c. Protocol inefficiencies
d. All of the above
Answer: d. All of the abovegeeksforgeeks+2 - When measuring bandwidth, dividing bits per second by 8 produces:
a. Bytes per second
b. Megabits per second
c. Hertz
d. Kilobytes
Answer: a. Bytes per secondgeeksforgeeks+1 - Best practice for optimizing bandwidth in a wireless network includes:
a. Channel planning
b. Increasing transmit power
c. Reducing noise
d. All of the above
Answer: d. All of the aboveindeed+1 - What does a bandwidth “bottleneck” refer to?
a. Security attack
b. Point where available bandwidth restricts flow of data
c. Physical cable disorder
d. Hardware failure
Answer: b. Point where available bandwidth restricts flow of datasolarwinds+1 - Bandwidth of 1000 Mbps is also referred to as:
a. 1 Kbps
b. 1 Gbps
c. 10 Mbps
d. 1 bps
Answer: b. 1 Gbpstechtarget+1 - How does Quality of Service (QoS) help in bandwidth management?
a. Ignores high-bandwidth users
b. Allocates bandwidth based on priority
c. Randomly blocks connections
d. Increases hardware cost
Answer: b. Allocates bandwidth based on prioritysolarwinds+1 - What network device splits bandwidth among multiple users but doesn’t manage traffic?
a. Hub
b. Switch
c. Router
d. Firewall
Answer: a. Hubstudocu - Which layer of the OSI model is most associated with bandwidth allocation?
a. Physical
b. Data Link
c. Network
d. Transport
Answer: a. Physicalgeeksforgeeks - What happens if demand exceeds available bandwidth on a link?
a. Uninterrupted communication
b. Packet loss or delay
c. Enhanced data security
d. None of the above
Answer: b. Packet loss or delaygeeksforgeeks+2 - What role does bandwidth play in VoIP communication quality?
a. No role
b. Critical, as insufficient bandwidth degrades voice quality
c. Only affects video
d. Affects only text chat
Answer: b. Critical, as insufficient bandwidth degrades voice qualitytechtarget+1 - Which is a typical consequence of under-provisioned bandwidth?
a. Faster downloads
b. Poor application performance
c. Increased security
d. Reduced costs
Answer: b. Poor application performancesolarwinds+1
- https://www.geeksforgeeks.org/computer-science-fundamentals/what-is-bandwidth-definition-working-importance-uses/
- https://www.techtarget.com/searchnetworking/definition/bandwidth
- https://www.computernetworkingnotes.com/career-resources/top-100-networking-interview-questions-with-answers.html
- https://www.solarwinds.com/resources/it-glossary/network-bandwidth
- https://wayground.com/admin/quiz/65b9b600255b633c2e87254b/networks-bandwidth-throughput-and-latency
- https://en.wikipedia.org/wiki/Bandwidth_(computing)
- https://www.shiksha.com/online-courses/articles/networking-interview-questions-answers/
- https://www.studocu.com/row/quiz/network-mcq-mcq-questions-for-computer-networks/1405273
- https://www.scribd.com/document/454690202/CH-6-Bandwidth-Utilization-Multiplexing-and-Spreading-Multiple-Choice-Questions-and-answers-MCQ-PDF-Data-communication-and-networking-pdf
- https://examradar.com/bandwidth-utilization-multiplexing-and-spreading-mcq-data-communication-and-networking/
- https://examradar.com/data-communication-networking-data-signals-mcq-set-behrouz-forouzan/
- https://reck.ac.in/wp-content/uploads/2023/04/DCN_MCQ-Ashwini-.pdf
- https://www.sanfoundry.com/basic-electrical-engineering-questions-answers-bandwidth/
- https://testbook.com/objective-questions/mcq-on-bandwidth–5eea6a1039140f30f369e909
- https://www.geeksforgeeks.org/blogs/networking-interview-questions/
- https://www.indeed.com/career-advice/interviewing/hardware-and-networking-interview-questions
- https://www.geeksforgeeks.org/computer-networks/introduction-to-bandwidth/
- https://testbook.com/objective-questions/mcq-on-bandwidth-and-cutoff-frequencies–5eea6a0e39140f30f369e595
- https://www.sanfoundry.com/computer-network-questions-answers/
- https://www.wecreateproblems.com/interview-questions/networking-interview-questions
