單項(xiàng)選擇題Which of the following protocols use both TCP and UDP ports?()

A. FTP
B. SMTP
C. Telnet
D. DNS
E. All of the above


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1.多項(xiàng)選擇題What statements are true regarding ICMP packets?()

A. They acknowledge receipt of TCP segments.
B. They guarantee datagram delivery.
C. They can provide hosts with information about network problems.
D. They are encapsulated within IP datagrams.
E. They are encapsulated within UDP datagrams.

2.多項(xiàng)選擇題Which three address ranges are used for internal private address blocks as defined by RFC 1918?()

A. 0.0.0.0 to 255.255.255
B. 10.0.0.0 to 10.255.255.255
C. 172.16.0.0 to 172.16.255.255
D. 172.16.0.0 to 172.31.255.255
E. 127.0.0.0. to 127.255.255.255
F. 192.168.0.0 to 192.168.255.255
G. 224.0.0.0 to 239.255.255.255

3.單項(xiàng)選擇題What does the term computer language refer to?()

A. Binary
B. Decimal
C. Hexadecimal
D. Octal
E. All of the above

5.單項(xiàng)選擇題Which protocol below uses TCP port 443?()

A.HTML
B.HTTPS
C.TFTP
D.Telnet
E.SMTP

最新試題

TestKing.com has allocated the IP add 199.144.27.0 is its network, to provide flexibility for the LAN design, a subnet mask of 255.255.255.240 has been chosen. Which of the following address can be assigned to LAN on the resulting subnets.()

題型:多項(xiàng)選擇題

Which Frame Relay feature is responsible for transmitting keepalives to ensure that the PVC does not shut down because of inactivity?()

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Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational? ()

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Which of the following host addresses are member of networks that can be routed across the public Internet? ()

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Which of the following describe router functions?()

題型:多項(xiàng)選擇題

How many usable sub network and usable hosts per subnet result in the network address 201.105.13.0 is sub netted with a mask of /26? ()

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Which command is used to display the placement and direction of an IP access control list on a router?()

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All WAN links is side the TestKing.com network use PPP with for authentication security. Which command will display the CHAP authentication process as it occurs between two routers in the network?()

題型:?jiǎn)雾?xiàng)選擇題

Which of the following contribute to congestion on an Ethernet network?()

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Identify three valid host addresses in the 192.168.27.0 network with a subnet mask of 255.255.255.240. ()

題型:多項(xiàng)選擇題