Computer Networking Interview Questions 6

51. The Point-to-Point Protocol (PPP) manages data transfer at which OSI layer?

• A) Network layer
• B) Data link layer
• C) Transport layer
• D) Application layer

52. Which OSI model layers are missing in the TCP/IP protocol suite?

• A) Network and Transport
• B) Presentation and Session
• C) Application and Data link
• D) Physical and Network

53. Which routing method was used in early ARPANET?

• A) Flooding
• B) Link state routing
• C) Hierarchical routing
• D) Distance vector routing

54. In which type of Ethernet does the MAC sublayer govern the access method?

• A) Fast Ethernet
• B) Gigabit Ethernet
• C) Standard Ethernet
• D) Ten-Gigabit Ethernet

55. An ATM cell is _______ bytes long

• A) 32
• B) 48
• C) 64
• D) 53

56. An IP address encodes the _______ and _______

• A) Host ID and subnet mask
• B) Network number and host number
• C) Gateway ID and port number
• D) Class ID and byte count

57. Which statement about Ethernet is incorrect?

• A) Ethernet includes MAC and physical layers
• B) IEEE 802.3 uses CSMA/CD for collision control
• C) CSMA ensures predictable transmission times
• D) IEEE 802.3 uses copper or optical fiber cables

58. Which of the following is not a Medium Access Control (MAC) protocol in wireless networks?

• A) Token passing
• B) CSMA/CD
• C) FDMA
• D) TDMA

59. What is the maximum bandwidth provided by a Cat 5e cable?

• A) 50 MHz
• B) 100 MHz
• C) 200 MHz
• D) 350 MHz

60. IPv6 uses a _______ bit address

• A) 32
• B) 64
• C) 128
• D) 256