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Question 1
Which of the following services use UDP? (Choose three.)
A. DHCP
B. SMTP
C. SNMP
D. FTP
E. HTTP
F. TFTP
Correct answer: ACF
Question 2
Which of the following are TCP/IP protocols used at the Application layer of the OSImodel? (Choose three.)
A. IP
B. TCP
C. Telnet
D. FTP
E. TFTP
Correct answer: CDE
Question 3
If you use either Telnet or FTP, what layer are you using to generate the data?
A. Application
B. Presentation
C. Session
D. Transport
Correct answer: A
Question 4
The DoD model (also called the TCP/IP stack) has four layers. Which layer of the DoD model is equivalent to the Network layer of the OSI model?
A. Application
B. Host-to-Host
C. Internet
D. Network Access
Correct answer: C
Question 5
Which two of the following are private IP addresses?
A. 12.0.0.1
B. 168.172.19.39
C. 172.20.14.36
D. 172.33.194.30
E. 192.168.24.43
Correct answer: CE
Question 6
What layer in the TCP/IP stack is equivalent to the Transport layer of the OSImodel?
A. Application
B. Host-to-Host
C. Internet
D. Network Access
Correct answer: B
Question 7
Which statements are true regarding ICMP packets? (Choose two).
A. ICMP guarantees datagram delivery.
B. ICMP can provide hosts with information about network problems.
C. ICMP is encapsulated within IP datagrams.
D. ICMP is encapsulated within UDP datagrams.
Correct answer: BC
Question 8
What is the address range of a Class B network address in binary?
A. 01xxxxxx
B. 0xxxxxxx
C. 10xxxxxx
D. 110xxxxx
Correct answer: C
Question 9
. Which of the following protocols uses both TCP and UDP?
A. FTP
B. SMTP
C. Telnet
D. DNS
Correct answer: D
Question 10
What is the maximum number of IP addresses that can be assigned to hosts on a local subnet that uses the 255.255.255.224 subnet mask?
A. 14
B. 15
C. 16
D. 30
E. 31
F. 62
Correct answer: D
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