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1 how does content caching differ from content delivery2 why do you think some organizations were slow to adopt a
1 what factors might cause peak loads in a network how can a network designer determine if they are important and how
1 investigate the latest versions of snmp and rmon and describe the functions that have been added in the latest
1 what are some differences between lan and wan management2 what is firefighting3 why is combining voice and data a
what is quantizing error what is the term used to describe the placing of two or more signals on a single circuit what
what is 64-qam what factors affect transmission speed what is oversampling why are data compression so usefulwhat
describe how data could be transmitted using phase modulationdescribe how data could be transmitted using a combination
1 explain why most telephone company circuits are now digital what is coding briefly describe three important coding
for what is html used describe how a web browser and web server work together to send a web page to a user can a mail
1 describe how mail user agents and mail transfer agents work together to transfer mail messages2 what roles do smtp
1 what is a virtual server what is telnet and why is it useful what is cloud computing2 explain how instant messaging
which of the common application architectures for email two-tier client server web-based is best explainsome experts
1 investigate the use of the major architectures by a local organization eg your university which architectures does it
what is the function of inverse multiplexing imux if you were buying a multiplexer why would you choose either tdm or
mp3 files are good examples of analog to digital conversion it is simple to take an analog signal-such as your
1 what does the data link layer do2 what is media access control and why is it important3 under what conditions is
1 which is better controlled access or contention explain2 define two fundamental types of errors3 is there any
1 how do amplifiers differ from repeaters2 what are three ways of reducing errors and the types of noise they affect3
1 briefly describe how checksum works how does crc work2 how does forward error correction work3 compare and contrast
1 describe the frame layouts for sdlc ethernet and ppp2 what is transmission efficiency3 are stop bits necessary in
1 under what conditions does a data link layer protocol need an address2 are large frame sizes better than small frame
draw how a series of four separate messages would be successfully sent from one computer to another if the first
how efficient would a 6-bit code be in asynchronous transmission if it had 1 parity bit 1 start bit and 2 stop bits
what is the transmission rate of information bits if you use ascii 8 bits plus 1 parity bit a 1000-character frame 56
search the web to find a software vendor that sells a package that supports each of the following protocols sdlc hdlc