What does OSI stand for in networking?   

• Open Service Internet   

• Optical Service Implementation   

• Open System Interconnection   

• Operating System Interface 

Which of these is an example of Bluetooth technology?   

• A local area network (LAN)   

• A personal area network (PAN)   

• A virtual private network (VPN) 

• A wide area network (WAN)   

Which layer is used to link the network support layers and user support layers?

• data link layer

• network layer

• transport layer

• session layer

Which type of topology is best suited for large businesses which must carefully control and coordinate the operation of distributed branch outlets?

• Local area

• Hierarchical

• Star

• Ring

TCP/IP model does not have ______ layer but OSI model have this layer.

• transport layer

• session layer

• application layer

• network layer

What kind of transmission medium is most appropriate to carry data in a computer network that is exposed to electrical interferences?

• Optical fiber

• Coaxial cable

• Microwave

• Unshielded twisted pair

Signals with a frequency below 2 MHz use _______ propagation.

• sky

• ground

• line-of-sight

• none of the above

Which address is used to identify a process on a host by the transport layer?

• logical address

• port address

• specific address

• physical address

The term HTTP stands for?

• Hypertext transfer protocol

• Hypertext tracing protocol

• Hypertext transfer program

• Hyper terminal tracing program

The maximum length (in bytes) of an IPv4 datagram is?

• 1024

• 32

• 65535

• 512