Question 1
Question
1. What must happen if a DHCP IP conflict occurs?
Answer
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A. Proxy ARP will fix the issue.
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B. The client uses a gratuitous ARP to fix the issue.
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C. The administrator must fix the conflict by hand at the DHCP server.
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D. The DHCP server will reassign new IP addresses to both computers.
Question 2
Question
Which of the following Application layer protocols sets up a secure session that’s similar to Telnet?
Question 3
Question
Which of the following mechanisms is used by the client to avoid a duplicate IP address during the DHCP process?
Answer
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Ping
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Traceroute
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Gratuitous ARP
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Pathping
Question 4
Question
What protocol is used to find the hardware address of a local device?
Question 5
Question
5. Which of the following are layers in the TCP/IP model? (Choose three.)
Answer
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Application
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Session
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Transport
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Internet
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Data Link
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Physical
Question 6
Question
Which class of IP address provides a maximum of only 254 host addresses per network ID?
Answer
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Class A
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Class B
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Class C
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Class D
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Class E
Question 7
Question
Which of the following describe the DHCP Discover message? (Choose two.)
Answer
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It uses ff:ff:ff:ff:ff:ff as a layer 2 broadcast.
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It uses UDP as the Transport layer protocol.
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It uses TCP as the Transport layer protocol.
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It does not use a layer 2 destination address.
Question 8
Question
8. Which layer 4 protocol is used for a Telnet connection?
Question 9
Question
Private IP addressing was specified in RFC __________ .
Question 10
Question
Which of the following services use TCP? (Choose three.)
Answer
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DHCP
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SMTP
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SNMP
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FTP
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HTTP
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TFTP
Question 11
Question
Which Class of IP addresses uses the pattern shown here?
Answer
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Class A
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Class B
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Class C
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Class D
Question 12
Question
Which of the following is an example of a multicast address?
Answer
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10.6.9.1
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192.168.10.6
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224.0.0.10
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172.16.9.5
Question 13
Question
The following illustration shows a data structure header. What protocol is this header from?
Question 14
Question
If you use either Telnet or FTP, what layer are you using to generate the data?
Answer
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Application
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Presentation
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Session
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Transport
Question 15
Question
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?
Answer
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Application
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Host-to-Host
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Internet
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Network Access
Question 16
Question
Which two of the following are private IP addresses?
Answer
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12.0.0.1
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168.172.19.39
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172.20.14.36
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172.33.194.30
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192.168.24.43
Question 17
Question
What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model?
Answer
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Application
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Host-to-Host
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Internet
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Network Access
Question 18
Question
Which statements are true regarding ICMP packets? (Choose two.)
Answer
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ICMP guarantees datagram delivery.
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ICMP can provide hosts with information about network problems.
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ICMP is encapsulated within IP datagrams.
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ICMP is encapsulated within UDP datagrams.
Question 19
Question
What is the address range of a Class B network address in binary?
Answer
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01xxxxxx
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0xxxxxxx
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10xxxxxx
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110xxxxx
Question 20
Question
What steps the DHCP process? (Modified)
Answer
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1 DHCPOffer
2 DHCPDiscover
3 DHCPAck
4 DHCPRequest
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1 DHCPDiscover
2 DHCPOffer
3 DHCPRequest
4 DHCPAck
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1 DHCPDiscover
2 DHCPRequest
3 DHCPOffer
4 DHCPAck
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1 DHCPAck
2 DHCPDiscover
3 DHCPRequest
4 DHCPOffer