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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.
Vulnerability Identification Specific avenues threat agents can exploit to attack an information asset are known as vulnerabilities. Examine how each threat can be generated and
Discuss how developers should apply the following countermeasures to improve the security of their code:
a) Calculate the CRC for the frame below: Frame: 1101011011 Generator: 10011 Message after appending 4 zero bits: 11010110110000 b) OSI refers to a system in which any
You see two IP addresses. The IP address 192.168.58.130 is the one of Bt4. The IP address 192.168.58.133 has ports 135 and 445 open; which indicates that it is a Windows machine. S
Question 1 a) Provide three advantages of using optical fiber. b) Distinguish between "Direct Sequence Modulation" and "Frequency Hopping" c) Decribe the purpose of using "
the advantages and disadvantages of area subdivision and where it is applicable
Explain TCP congestion control.
hi have a look and tell me if u can do it. if u can do Q1then i will allow u to do Q2
What are the main differences between TCP/IP vs OSI?
The Cost Benefit Analysis (CBA) Formula CBA determines that whether the control alternative being evaluated is worth cost incurred to control vulnerability or not. CBA easily ca
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