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a) Wireless local area network (WLAN) technologies constitute a fast-growing market introducing the flexibility of wireless access into office, home, or production environments. Give two advantages and two disadvantages of WLANs.
b) There are modes of wireless networks. One is known as an infrastructure network and the other one is the ad-hoc network. Show two diagrams to represent each one of them, putting emphasis on the difference between them.
c) Name an example of each type of the wireless network named above.
d) Outline two popular standards of the IEEE 802.11x Wi-Fi standard. Specify the operating frequency and speed of each standard.
e) Name one security issue with this wireless technology (IEEE 802.11x) and describe how this issue will be addressed.
f) With the aid of a diagram, show the architecture behind the Bluetooth technology.
Mapping between a hardware address and a protocol address is known Address Resolution. A router or host uses address resolution when it requires to transmit a packet to another dev
TRANSPORT PROTOCOLS: Give application-to-application communication. Require extended addressing mechanisms to check applications. Are known end-to-end communicatio
QUESTION: (a) Show the Negative Cycle Algorithm in Minimum Cost Flows. (b) List the steps added in finding a Negative Cycle. (c) Apply Dijkstra's algorithm on the subs
NSTISSC SECURITY MODEL The NSTISSC Security Model provides a detailed perspective on security. While the NSTISSC model covers the 3 dimensions of information security, it removes
Identify Possible Controls For each threat and linked vulnerabilities which have residual risk, create primary list of control ideas. Residual risk is the risk which remains to
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ROUTING TABLES AND ADDRESS MASKS Additional information is saved in routing table. Destination is kept as network address. Next hop is saved as IP address of router. Address m
For this assessment, students must research and analyse two different scenarios. The two scenarios must be chosen from those described below and submitted as one Microsoft PowerPoi
table for inverse z transform
Around the globe the bank controlled Co-ops (Visa, MasterCard, Discover, and American Express) have rolled out millions of smart cards under the EMV (Europay, MasterCard, VISA) sta
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