Networking essentials a comptia network 4th edition beasley test bank

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Networking Essentials, 4e (Beasley) Chapter 6 TCP/IP 1) The three packets exchanged between two hosts when establishing a TCP connection in the correct order are Syn, Ack, Syn + Ack. True or False?

Answer: FALSE 2) Two host bits are borrowed if four subnets are to be created. True or False?

Answer: TRUE 3) Two network bits are borrowed to create a network with four subnets. True or False?

Answer: FALSE 4) A host computer is assigned the IP address 192.168.12.8 and a subnet mask of 255.255.255.192. The host sends a packet to another host with a IP address of 192.168.12.65.

The destination IP address is in the same subnet as 192.168.12.8. True or False?

Answer: FALSE 5) ICANN is the Internet Corporation for Assigned Names and Numbers and coordinates port number assignments. True or False?

Answer: TRUE 6) The User Data Protocol (UDP) is used to speed up data transfers. True or False?

Answer: FALSE 7) A CIDR block is no longer used since the development of IPv6. True or False?

Answer: FALSE 8) The grouping of two or more class networks together is called a CIDR block. True or False?

Answer: TRUE 9) What is/are the port number(s) used by NetBIOS? A) 137 through 139 B) 110 C) 143 D) 25 Answer: A 10) What protocol uses port 2427?

A) RTP B) SIP C) RDP D) MGCP Answer: C

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11) What protocol does RTP rely on?

A) UDP B) TCP C) ICMP D) OSPF Answer: A 12) What protocol relies upon ports 5060 and 5061?

A) RDP B) MGCP C) SIP D) RTP Answer: C 13) Which of the following is not a valid type of unicast address in IPv6?

A) Global B) Unique C) Link-local D) Anycast Answer: D 14) You have enabled IPv6 on two of your routers, but on the interfaces you have not assigned IPv6 addresses yet. You are surprised to learn that these two machines are exchanging information over those interfaces. How is this possible?

A) Due to the link-local IPv6 addresses B) Due to anycast addressing C) Due to ICMPv6 D) Due to the NATv6 capability Answer: A 15) Your host has automatically received an IPv6 address working in conjunction with its local router that is not configured for DHCP. What technology is at work here?

A) ICMPv6 B) SLAAC C) Stateless DHCP D) Stateful DHCP Answer: B

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