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Question:
a) In relation to network design, give two reasons why the building-block approach is favoured to the traditional approach.
b) Explain the following steps in relation to building-block approach.
i) Geographic Scope ii) Capacity Planning iii) Network Requirement
c) How is a logical network diagram different from that of a physical network diagram?
d) Give four measures that could be taken to reduce overall network costs.
e) Differentiate between each of the following:
i) TCO and NCO ii) Packet-Level and Application-Level firewalls iii) RAID-10 and RAID-5
Describe Ethernet. Ethernet is one of the well-liked networking technologies used these days. It was developed during the early 1970s and is based on specifications as stated i
Calculate data bandwidth requirements from and to each site.
Can you describe screened subnet architecture?
MAC address called Physical address Because it's not changeable
802.11 DSSS a) Direct sequence spread spectrum in a 2.4 GHz band b) Each bit is replaced by a sequence of bits called a chip code, implemented at the physical layer c) Se
Which of the following protocols are used for logical network addressing? Ans) Internet Protocol - IP gives routing and a one interface to the upper layers. No upper layer proto
Explain about the Intranet hardware and software Intranets not only provide a secure environment for companies but also provide an excellent working environment that is full of
Matric define as Formula of path selection
In HTML, a tag shows the browser what to do. When you write an HTML page, you enter tags for lot of reasons -- to change the appearance of text, to show a graphic, or to make a co
Question: (a) Describe the importance of backups and the use of antivirus software. (b) With the help of an example/ illustration, explain the term encryption and explain
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