Computer Network Essay

ASIA PACIFIC INSTITUTE OF INFORMATION TECHNOLOGY

BACHELOR OF SCIENCE (HONS) IN APPLIED INFORMATION TECHNOLOGY
Level C

Fundamentals of Computer Networks
Individual Assignment

Dinindu Shachintha Dahanayake (CB005494)
CF13A1AIT

Supervised By Mr Udesh Amarasinghe
Hand Over On 11th September 2014
Total Word Count 5000
ACKNOWLEDGEMENT
First I would like to thank my mom and dad for allowing me to realize my own potential. All the support they have provided over the years was the greatest thing anyone has ever given me.
Thank you mom & dad for your unwavering love and inspiration and for being such a huge courage through my experience and minimizing my stress level by being every step of the way.
Next I thank my lecturer Mr.UdeshAmarasinghewho guided me learning the fundamentals of Networking. I am so very grateful

But it is generally the slowest method. A computer with a modem, a telephone line, Internet account obtained from an Internet Service Provider (ISP) are needed in order to connect internet through a dial up connection. Computer dials the number provided by the ISP and connects to the internet. Before the data is sent; the modem, which is used in a dialup connection(56k modem),converts the digital signal from a computer to analogue and those converted signals are transmitted through the telephone lines. And when data is received it is converted to digital signals from the analogue signals. Maximus download speed of dial up connection is about 56KBps.There are some advantages as well as some disadvantages in a dial up connection. Widely availability and low cost are the only advantages of a dialup connection. As mentioned earlier biggest or the main disadvantage is this connection is very slow when compared to the other types of connections. Another one is when the telephone line is used to connect the internet user can’t receive the normal telephone