Computer Networking

Which of the following uses UDP as the transport layer protocol?

• HTTP

• DNS

• Telnet

• SMTP

Which of the following is an application layer service?

• Remote login

• File transfer and access

• Mail Service

• All of the above

What is the primary purpose of ARP?

• Resolve IPV4 addresses to MAC addresses.

• Translate URLs to IP Address.

• Provide dynamic IP configuration to network devices.

• Convert interval private addresses to external public addresses.

127.0.127.195 is a:

• Limited Broadcast Address

• Direct Broadcast Address

• Multicast Address

• Loopback Address

In the network layer stack, which layer is responsible for the link to link communication:

• Physical layer

• Data Link Layer

• Network Layer

• Transport Layer

Which of the following is a private address:

• 11.1.2.3

• 100.10.0.1

• 192.168.1.1

• 255.255.0.0

Which of the following layer is responsible for routing

• Physical Layer

• Network Layer

• Data Link Layer

• Transport Layer

SMTP uses which protocol at the transport layer

• TCP

• UDP

• IP

• None of the above

 

What does PoP stand for?

• Pre Office Protocol

• Post Office Protocol

• Pre or Post

• Protocol of Post

What is the number of layers in the OSI model?

• 2

• 4

• 7

• 9