Network + : TCP/IP Addressing

network-tcp-ip-addressing

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Question 1 of 1

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What port number for FTP-Data?

Select the correct answer(s).

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Explanation

FTP-Data uses port 20.

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Which TCP/IP setting is not required if you want to communicate on the LAN only?

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Explanation

If you want to communicate with systems on the local network, you will not need to configure a default gateway.

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How many bits in an IP address?

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Explanation

An IP address is made up of four 8-bit octets, which gives a total of 32 bits.

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How many octets in an IP address?

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Explanation

An IP address is made up of four 8-bit octets

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A computer with a subnet mask of 255.255.255.0 has how many octets for the network ID?

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Explanation

A subnet mask of 255.255.255.0 means that the first three octets are part of the network ID and the last octet is the host ID portion of the address

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A computer with the IP address of 134.67.89.12 and a subnet mask of 255.255.0.0 is on the same network with which of the following systems?

Select the correct answer(s).

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Explanation

Because the subnet mask is 255.255.0.0, the network ID of the IP address is 134.67.x.y—which means that anyone else with the same first two octets is on the same network

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Which network address class supports 65,534 hosts?

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Explanation

Class B networks support 65,534 hosts because the last two octets are the host ID and each octet supports 256 possible values. 256 × 256 = 65,536—but don’t forget there are two addresses that are unusable (the network ID and the broadcast address).

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What is the default subnet mask for a class C network?

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Explanation

C. The default subnet mask of a class C network is 255.255.255.0, which means that the first three octets are the network ID and the last octet is the host ID.

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Which address is reserved for internal loopback functions?

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Explanation

The loopback address is typically known as the 127.0.0.1 address, but it could be any address starting with 127.x.y.z.

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What is the well-known port number for the HTTP service?

Select the correct answer(s).

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Explanation

The port used by HTTP is port 80.

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Which of the following addresses is a private IP address? (Select all that apply.)

Select the correct answer(s).

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Explanation

10.0.0.34 and 172.16.7.99 are examples of addresses that fall into the private IP address ranges, which are not routable on the Internet.

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Which port is used by SMTP?

Select the correct answer(s).

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Explanation

Port 25 is used by SMTP to send e-mail over a TCP/IP network.

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What is the subnet mask for 171.103.2.30?

Select the correct answer(s).

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Explanation

171.103.2.30 is a class B address, so it has a subnet mask of 255.255.0.0.

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Which network service is responsible for assigning IP addresses to systems on the network when they boot up?

Select the correct answer(s).

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Explanation

. DHCP is responsible for assigning IP addresses to systems automatically so that the network administrator does not have to perform that job manually.

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Network + : TCP/IP Addressing

Question 1 of 1

Time Left

What port number for FTP-Data?

Select the correct answer(s).

(0/0)

Explanation

Which TCP/IP setting is not required if you want to communicate on the LAN only?

Select the correct answer(s).

(0/0)

Explanation

How many bits in an IP address?

Select the correct answer(s).

(0/0)

Explanation

How many octets in an IP address?

Select the correct answer(s).

(0/0)

Explanation

A computer with a subnet mask of 255.255.255.0 has how many octets for the network ID?

Select the correct answer(s).

(0/0)

Explanation

A computer with the IP address of 134.67.89.12 and a subnet mask of 255.255.0.0 is on the same network with which of the following systems?

Select the correct answer(s).

(0/0)

Explanation

Which network address class supports 65,534 hosts?

Select the correct answer(s).

(0/0)

Explanation

What is the default subnet mask for a class C network?

Select the correct answer(s).

(0/0)

Explanation

Which address is reserved for internal loopback functions?

Select the correct answer(s).

(0/0)

Explanation

What is the well-known port number for the HTTP service?

Select the correct answer(s).

(0/0)

Explanation

Which of the following addresses is a private IP address? (Select all that apply.)

Select the correct answer(s).

(0/0)

Explanation

Which port is used by SMTP?

Select the correct answer(s).

(0/0)

Explanation

What is the subnet mask for 171.103.2.30?

Select the correct answer(s).

(0/0)

Explanation

Which network service is responsible for assigning IP addresses to systems on the network when they boot up?

Select the correct answer(s).

(0/0)

Explanation

Which network service is responsible for resolving (or converting) FQDNs to IP addresses?

Select the correct answer(s).

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Explanation

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