problem 1) Which of the following permits a router to respond to the ARP request that is intended for a remote host?

A. Inverse ARP (IARP)
B. Reverse ARP (RARP)
C. Proxy ARP
D. Gateway DP

problem 2) The DoD model (also called the TCP/IP stack) has four layers. Which layer of DoD model is equivalent to Network layer of OSI model?

A. Application
B. Host-to-Host
C. Internet
D. Network Access

problem 3) Which of the following services use UDP?

a) HTTP
b) SMTP
c) SNMP
d) FTP
e) DHCP
d) TFTP

A. 1, 3 and 6
B.  All of the above
C. 1, 2 and 4
D. 2 and 4

problem 4) Which class of IP address gives the maximum of only 254 host addresses per network ID?

A. Class D
B. Class B
C. Class C
D. Class A

problem 5) If you use either Telnet or FTP, which is the highest layer you are using to transmit data:

A. Application   
B. Presentation
C.  Session   
D. Transport

problem 6) Which of the following is the decimal and hexadecimal equivalents of the binary number 10011101?

A. 185, 0xB9
B. 157, 0x9D
C. 159, 0x9F
D. 155, 0x9B

problem 7) Which statements are true regarding the ICMP packets?

a) They acknowledge receipt of the TCP segment.
b) They guarantee datagram delivery.
c) They could provide hosts with information about the network problems.
d) They are encapsulated within the IP datagrams.

A. 2, 3 and 4
B. 2 and 3
C. 3 and 4
D. 1 only

problem 8) Which of the following are layers in TCP/IP model?

a. Data Link
b. Session
c. Transport
d. Internet
e. Application
f. Physical

A. 3, 4 and 5
B. 1, 3 and 4
C. 2, 3 and 5
D. 1 and 2