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  1. What does “bandwidth” represent in networking?
    a. Actual speed
    b. Maximum data transfer capacity
    c. Network protocol type
    d. Data encryption level
    Answer: b. Maximum data transfer capacitysolarwinds+2
  2. Which unit is most commonly used to measure bandwidth?
    a. Hertz
    b. Bits per second
    c. Decibels
    d. Kilowatts
    Answer: b. Bits per secondtechtarget+2
  3. What would increasing bandwidth theoretically allow in a network?
    a. More devices to connect
    b. More data transferred per second
    c. Less data loss
    d. Fewer cables
    Answer: b. More data transferred per secondobkio+2
  4. If a network has a bandwidth of 100 Mbps, how much data can it transfer in one second?
    a. 10 megabytes
    b. 100 megabits
    c. 1 kilobyte
    d. 1000 bytes
    Answer: b. 100 megabitswayground+2
  5. Which factor can affect perceived network speed despite high bandwidth?
    a. Caching
    b. Latency
    c. IP address class
    d. MAC address length
    Answer: b. Latencylearningnetwork.cisco+2
  6. What is the difference between bandwidth and throughput?
    a. None; they are the same
    b. Bandwidth is theoretical capacity, throughput is actual data transferred
    c. Bandwidth is slower
    d. Throughput measures frequency
    Answer: b. Bandwidth is theoretical capacity, throughput is actual data transferredwayground+2
  7. Which device can help increase available bandwidth in a network?
    a. Firewall
    b. Switch
    c. Modem
    d. Network interface card
    Answer: d. Network interface cardsolarwinds+1
  8. What is the main limitation of wired connections compared to wireless regarding bandwidth?
    a. More interference
    b. Less security
    c. Physical cable capacity
    d. Different MAC addresses
    Answer: c. Physical cable capacitygeeksforgeeks+1
  9. In fiber optic networks, bandwidth is typically:
    a. Very low
    b. Moderate
    c. Very high
    d. Zero
    Answer: c. Very hightechtarget+1
  10. A 1 Gbps Internet link is how much faster than a 100 Mbps link?
    a. Twice
    b. Five times
    c. Ten times
    d. Fifty times
    Answer: c. Ten timessolarwinds+1
  11. What term describes the number of bits transmitted per second?
    a. Baud rate
    b. Bandwidth
    c. Frequency
    d. Throughput
    Answer: b. Bandwidthgeeksforgeeks+1
  12. Why might two devices on the same network experience different speeds?
    a. Different bandwidth capacities
    b. Same protocol version
    c. Equal latency
    d. Identical addresses
    Answer: a. Different bandwidth capacitiesobkio+2
  13. What does “Mbps” stand for in bandwidth measurement?
    a. Mega packets per second
    b. Mega bytes per second
    c. Mega bits per second
    d. Multi-bit parameter system
    Answer: c. Mega bits per secondtechtarget+1
  14. The main property distinguishing broadband from dial-up is:
    a. Speed and bandwidth
    b. Cost
    c. Coverage area
    d. Number of users
    Answer: a. Speed and bandwidthsolarwinds+1
  15. Which of the following is NOT affected by increasing bandwidth?
    a. Maximum data transfer
    b. Network congestion
    c. Cable distance limits
    d. Data packet loss
    Answer: c. Cable distance limitsobkio+1
  16. What concept does the “pipe analogy” illustrate best in networking?
    a. Bandwidth
    b. Network topology
    c. Encryption
    d. Routing
    Answer: a. Bandwidthobkio+1
  17. If a link transmits 4000 frames per second with each slot of 8 bits, what is the transmission rate?
    a. 500 kbps
    b. 32 kbps
    c. 32 bps
    d. 500 bps
    Answer: b. 32 kbpssanfoundry
  18. In networking, bandwidth availability can be shared by many users using which technique?
    a. Multiplexing
    b. Scrambling
    c. Encryption
    d. Routing
    Answer: a. Multiplexingscribd
  19. Bandwidth utilization with high user count leads to:
    a. Increased throughput
    b. Reduced speed per user
    c. Increased security
    d. More IP addresses
    Answer: b. Reduced speed per userwayground+2
  20. What is “bandwidth bottleneck”?
    a. Sudden burst in speed
    b. Limited data capacity restricting performance
    c. Increased network security
    d. Extra unused capacity
    Answer: b. Limited data capacity restricting performancelearningnetwork.cisco+1
  21. Which modulation scheme can affect bandwidth usage?
    a. Amplitude modulation
    b. Frequency modulation
    c. Phase modulation
    d. All of the above
    Answer: d. All of the abovetechtarget
  22. To optimize bandwidth in a network, administrators can use:
    a. Network segmentation
    b. Strong passwords
    c. MAC filtering
    d. Proxy servers
    Answer: a. Network segmentationobkio+1
  23. On a LAN, typical wired ethernet bandwidth is:
    a. 1 Mbps
    b. 10 Mbps
    c. 100 Mbps to 10 Gbps
    d. 0.5 Mbps
    Answer: c. 100 Mbps to 10 Gbpsgeeksforgeeks+1
  24. What happens if bandwidth is exceeded on a link?
    a. Data is stored for later delivery
    b. Packets are dropped
    c. Speed increases
    d. Error correction occurs
    Answer: b. Packets are droppedtechtarget+1
  25. What is the implication of bandwidth on streaming video quality?
    a. Higher bandwidth allows higher quality
    b. Bandwidth determines playback device
    c. Lower bandwidth increases quality
    d. Bandwidth does not affect streaming
    Answer: a. Higher bandwidth allows higher qualitywayground+1
  26. Which layer of the OSI model is most closely associated with bandwidth concerns?
    a. Physical
    b. Presentation
    c. Session
    d. Application
    Answer: a. Physicalgeeksforgeeks+1
  27. What is the maximum theoretical throughput of a 100 Mbps link?
    a. 100 MB/s
    b. 100 megabits per second
    c. 1 gigabit per second
    d. Unlimited
    Answer: b. 100 megabits per secondgeeksforgeeks+1
  28. What does “bandwidth throttling” mean?
    a. Increasing user access speed
    b. Deliberately reducing available bandwidth
    c. Adding cables
    d. Encrypting data transfer
    Answer: b. Deliberately reducing available bandwidthlearningnetwork.cisco+1
  29. How can bandwidth be measured?
    a. Using ping command
    b. Using speed test tools
    c. By number of devices
    d. With a firewall
    Answer: b. Using speed test toolsobkio+1
  30. In wireless networking, what commonly limits bandwidth?
    a. Signal interference
    b. Encryption level
    c. MAC address
    d. Protocol age
    Answer: a. Signal interferencetechtarget+1
  31. Which protocol is designed for efficient bandwidth use in streaming?
    a. TCP
    b. UDP
    c. ICMP
    d. SMTP
    Answer: b. UDPgeeksforgeeks+1
  32. How does bandwidth impact VoIP call quality?
    a. Lower bandwidth increases call quality
    b. Higher bandwidth improves call quality
    c. No effect
    d. Only affects video calls
    Answer: b. Higher bandwidth improves call qualityobkio+1
  33. In cloud computing, bandwidth considerations are most important for:
    a. Storage
    b. Data transfer
    c. Boot time
    d. Pricing model
    Answer: b. Data transfersolarwinds+1
  34. What is the biggest challenge of increasing bandwidth in rural areas?
    a. Cost of infrastructure
    b. Lack of devices
    c. Protocol limitations
    d. Encryption requirements
    Answer: a. Cost of infrastructuretechtarget
  35. Which factor besides bandwidth affects data transmission rate?
    a. Latency
    b. Device MAC address
    c. IP version used
    d. Data packet order
    Answer: a. Latencylearningnetwork.cisco+2
  36. Bandwidth can be described as the diameter in which analogy?
    a. Water pipe
    b. Train track
    c. Radio antenna
    d. Electrical circuit
    Answer: a. Water pipeobkio+1
  37. With bandwidth of 1 Gbps, how many bits are transferred per second?
    a. 1,000,000
    b. 10,000,000
    c. 100,000,000
    d. 1,000,000,000
    Answer: d. 1,000,000,000techtarget
  38. What is a multiplexer’s function regarding bandwidth?
    a. Divides bandwidth among multiple signals
    b. Increases speed
    c. Encrypts traffic
    d. Assigns IP addresses
    Answer: a. Divides bandwidth among multiple signalsscribd+1
  39. What technology increases bandwidth in modern networks?
    a. Fiber optics
    b. Coaxial cables
    c. Copper wires
    d. Token ring
    Answer: a. Fiber opticsgeeksforgeeks+1
  40. Bandwidth in wireless networks is typically classified by:
    a. Frequency bands
    b. MAC addresses
    c. Protocol types
    d. Encryption methods
    Answer: a. Frequency bandsgeeksforgeeks+1
  41. To ensure better bandwidth availability, administrators often use:
    a. Quality of Service (QoS)
    b. Firewall rules
    c. DNS records
    d. Subnetting
    Answer: a. Quality of Service (QoS)obkio+1
  42. Which application is most affected if bandwidth is very low?
    a. Email
    b. Video conferencing
    c. Text messaging
    d. Static web browsing
    Answer: b. Video conferencingwayground+1
  43. Bandwidth aggregation is performed using which device?
    a. Load balancer
    b. Switch
    c. Hub
    d. Gateway
    Answer: a. Load balancertechtarget
  44. With packet-switched networks, bandwidth is:
    a. Fixed per user
    b. Shared and dynamic
    c. Not important
    d. Only in LANs
    Answer: b. Shared and dynamicgeeksforgeeks+1
  45. When purchasing Internet service, advertised “speed” usually represents:
    a. Bandwidth
    b. Number of devices
    c. Encryption
    d. Protocol version
    Answer: a. Bandwidthsolarwinds+1
  46. What is the effect of congestion on bandwidth?
    a. No effect
    b. Reduces available bandwidth for each user
    c. Increases total bandwidth
    d. Reduces IP versions
    Answer: b. Reduces available bandwidth for each userobkio+1
  47. The higher the bandwidth, the ____ the cost typically is for service.
    a. Lower
    b. Higher
    c. No effect
    d. Equal
    Answer: b. Highertechtarget
  48. If bandwidth is 500 Mbps, how many bits are transmitted per second?
    a. 5,000,000
    b. 50,000,000
    c. 500,000,000
    d. 500,000
    Answer: c. 500,000,000techtarget
  49. What technique helps efficiently utilize bandwidth among multiple users?
    a. Time Division Multiplexing
    b. Encryption
    c. Routing
    d. Error correction
    Answer: a. Time Division Multiplexingsanfoundry+1
  50. In network monitoring, what metric is crucial apart from bandwidth?
    a. Throughput
    b. Protocol version
    c. DNS response time
    d. Firewall type
    Answer: a. Throughputwayground+2

 

  1. https://www.solarwinds.com/resources/it-glossary/network-bandwidth
  2. https://www.techtarget.com/searchnetworking/definition/bandwidth
  3. https://www.geeksforgeeks.org/computer-networks/introduction-to-bandwidth/
  4. https://obkio.com/blog/network-speed-bandwidth-throughput/
  5. https://wayground.com/admin/quiz/65b9b600255b633c2e87254b/networks-bandwidth-throughput-and-latency
  6. https://learningnetwork.cisco.com/s/blogs/a0D3i000002SKQrEAO/bandwidth-vs-speed
  7. https://www.sanfoundry.com/computer-network-questions-answers/
  8. 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
  9. https://wayground.com/admin/quiz/5e81d5ae1372a7001b78d707/network-bandwidth
  10. https://www.interviewbit.com/computer-network-mcq/
  11. https://testbook.com/objective-questions/mcq-on-transmission-bandwidth–5eea6a0f39140f30f369e61f
  12. https://www.studocu.com/row/quiz/network-mcq-mcq-questions-for-computer-networks/1405273
  13. https://www.geeksforgeeks.org/quizzes/50-computer-networks-mcqs-with-answers/
  14. https://www.uninets.com/blog/computer-networks-mcq
  15. https://testbook.com/objective-questions/mcq-on-networking–5eea6a1639140f30f369f551
  16. https://reck.ac.in/wp-content/uploads/2023/04/DCN_MCQ-Ashwini-.pdf
  17. https://study.com/academy/practice/quiz-worksheet-what-is-bandwidth.html
  18. https://www.youtube.com/watch?v=Y9paMPlq7NM
  19. https://www.indiabix.com/networking/questions-and-answers/
  20. https://www.placementpreparation.io/mcq/computer-network/

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