In which of the 7 layers of OSI will a service handling conversion of characters is from EBCDIC to ASCII be normally implemented ?215
Compare satellite with fiber as a communication medium and enumerate the application areas where satellite still holds a niche(or special)marker.220
A binary signal is sent over a 3-khz channel whose signal-to-noise ratio is 20 db.Calculate the maximum achievable data rate ?264
What does ‘data transparency’ mean ? With the help of a flow chart, explain the process of bit de-stuffing at the receiver’s end.249
Why is IP called ‘best-effort delivery’ protocol?
Compare the maximum window size in go-back-N and selective-repeat ARQs.
How to communicate between difference process?
If i want to crack any serial key using system information then how can i do it? Is it possible?
what is basic of networkin ?2.what is main topik of networkin ? 3.how installed the software and drivers ? 4. how to connect the pc and net?5.what uses of protocol in networking,and tell main proto of netwo
Explain ATM reference model.
Why transport layer protocols like TCP and UDP are called end-to-end protocols. What is the difference between them?
What is ISO-OSI reference model ? Compare it with TCP/IP reference model.
what is upsizing and downizing?
What are the other names of IEEE 802.11 protocol or standard?
How do cryptography-based keys ensure the validity of data transferred across the network?
When you look at a Cisco switch like Cisco 2950, why are the ports labeled with an 'X' behind the number? Like 1x, 2x.....23x, 24x, and what does it mean when there is no 'X'?
Explain 1-persistent, p-persistent and 0-persistent CSMA giving strong and weak points of each.
Assuming classful addressing, find the no of subnets and the no of hosts per subnet for the following blocks: (i) 220.127.116.11/20 (ii) A class B block having mask of 255.255.192.0