How many layers are present in the TCP/IP model?

• A.10
• B.7
• C.4
• D.5

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Which of the following protocols sends a jam signal when a collision is detected?

• A.ALOHA
• B.CSMA/CA
• C.CSMA
• D.CSMA/CD

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The SNMP contains various commands that reduce the burden on the network administrators. Which of the following commands is used by SNMP agents to notify SNMP managers about an event occurring in the network?

• A.SET
• B.RESPONSE
• C.INFORM
• D.TRAPS

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Which of the following tools is a free portable tracker that helps the user to trace the laptop if it is stolen?

• A.Nessus
• B.None
• C.SAINT
• D.Adeona
• E.bridle

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Frank installed Wireshark at all ingress points in the network. Looking at the logs he notices an odd packet source. The odd source has an address of 1080:0:FF:0:8:800:200C:4171 and is using port 21. What does this source address signify?

• A.This means that the source is using IPv4
• B.This source address is IPv6 and translates as 13.1.68.3
• C.This address means that the source is using an IPv6 address and is spoofed and signifies an IPv4 address of 127.0.0.1.
• D.This source address signifies that the originator is using 802dot1x to try and penetrate into Frank's network

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