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السؤال #1
There is not universal agreement on the names of the layers in the TCP/IP networking model. Which of the following is one of the functions of the bottom layer which is sometimes called the Network Access or Link Layer?
A. rovides end-to-end data delivery service for user applications
B. andles the routing of the data packets over the network
C. anages IP addressing and encryption for data packets
D. efines the procedures for interfacing with Ethernet devices
عرض الإجابة
اجابة صحيحة: D
السؤال #2
Which of the following protocols is used by a host that knows its own MAC (Media Access Control) address to query a server for its own IP address?
A. ARP
B. RP
C. NS
D. DNS
عرض الإجابة
اجابة صحيحة: A
السؤال #3
Which of the following are advantages of Network Intrusion Detection Systems (NIDS)?
A. , C, and D
B. , C, and E
C. , D, and E
D. , B, and C
E. nexpensive to manage
عرض الإجابة
اجابة صحيحة: C
السؤال #4
What is the motivation behind SYN/FIN scanning?
A. he SYN/FIN combination is useful for signaling to certain Trojans
B. YN/FIN packets are commonly used to launch denial of service attacks against BSD hosts
C. he crafted SYN/FIN packet sometimes gets past firewalls and filtering routers
D. SYN/FIN packet is used in session hijacking to take over a session
عرض الإجابة
اجابة صحيحة: C
السؤال #5
Which of the following is a private, RFC 1918 compliant IP address that would be assigned to a DHCP scope on a private LAN?
A. 27
B. 69
C. 0
D. 72
عرض الإجابة
اجابة صحيحة: C

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