121. Expand IDEA. IDEA stands for International Data Encryption Algorithm. 122. What is wide-mouth frog? Wide-mouth frog is the simplest known key distribution center (KDC) authentication protocol. (100)
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111. Why should you care about the OSI Reference Model? It provides a framework for discussing network operations and design. 112. What is logical link control? One of two sublayers Continue Reading »
91. What is MAC address? The address for a device as it is identified at the Media Access Control (MAC) layer in the network architecture. MAC address is usually stored Continue Reading »
81. What is Beaconing? The process that allows a network to self-repair networks problems. The stations on the network notify the other stations on the ring when they are not Continue Reading »
71. What is Sliding Window? The sliding window is an abstract concept that defines the range of sequence numbers that is the concern of the sender and receiver. In other Continue Reading »
61. What is Fixed Size Framing? In fixed-size framing, there is no need for defining the boundaries of the frames. The size itself can be used as a delimiter. 62. Continue Reading »
51. Compare Error Detection and Error Correction: The correction of errors is more difficult than the detection. In error detection, checks only any error has occurred. In error correction, the Continue Reading »
41. What are the categories of Transmission media? a. Guided Media i. Twisted – Pair cable 1. Shielded TP 2. Unshielded TP ii. Coaxial Cable iii. Fiber-optic cable b. Unguided Continue Reading »
31. Which layer links the network support layers and user support layers? The Transport layer links the network support layers and user support layers. 32. What are the concerns of Continue Reading »
21. Define the terms Unicasting, Multiccasting and Broadcasting? If the message is sent from a source to a single destination node, it is called Unicasting. If the message is sent Continue Reading »