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Q. _______ in the data link layer separates a message from one source to a destination, or from other messages going from other sources to other destinations.

Q. Which topology features a point to point line configuration

Q. The ________ address, also known as the link address, is the address of a node as defined by its LAN or WAN.

Q. Which of the following is a wrong example of network layer?

Q. In the sending computer, UDP sends a data unit to the _______ layer.

Q. Error detection at the data link level is achieved by

Q. Which one of the following algorithm is not used for congestion control?

Q. One of the responsibilities of the transport layer protocol is to create a ______ communication.

Q. Start and stop bits are used in serial communication for

Q. A(n) _____ is a trusted third party that assigns a symmetric key to two parties.