Question 1

Port resolution can use the TCP/IP stack services file to determine the correct destination port to use in the TCP or UDP header.

Options :

A : True

B : False

Answer: A

Question 2

Where can you position a hub in the OSI model ?

Options :

A : Data Link Layer

B : Physical Layer

C : Network Layer

D : Transport Layer

Answer: B

Question 3

Choose a display filter expression for the packets displayed in the below image

Options :

A : sip.method == "ACK"

B : sip.method == invite

C : sip.Method == "INVITE"

D : sip ==INVITE

Answer: C

Question 4

Which is true for DNS database ?

Options :

A : Hostname aliases

B : Hostname to address records

C : Name server records

D : All of the above

Answer: D

Question 5

Identify a correct statement for the packet shown in below image.

Options :

A : This packet is establishing window scaling between the two TCP hosts.

B : The Sequence Number field value is too low to allow additional data segments to be received by 10.0.52.164.

C : The Window Size field value indicates that no additional data can be received by 10.0.52.164.

D : The source and destination hosts support window scaling.

Answer: D

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