problem 1) Which layer 4 protocol is used for the Telnet connection?
A. IP
B. TCP
C. TCP/IP
D. UDP
problem 2) Which of the following are TCP/IP protocols used at the Application layer of the OSI model?
a. IP
b. TCP
c. Telnet
d. FTP
e. TFTP
A. 1 and 3
B. 1, 3 and 5
C. 3, 4 and 5
D. All of the above
problem 3) What protocol is used to find hardware address of the local device?
A. ICMP
B. ARP
C. IP
D. RARP
problem 4) Which of the following protocols uses both TCP and UDP?
A. DNS
B. SMTP
C. Telnet
D. FTP
problem 5) What is the address range of the Class B network address in binary?
A. 110xxxxx
B. 0xxxxxxx
C. 10xxxxxx
D. 01xxxxxx