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Assume that a user wants to download from a server a web page that references 3 objects. The base page and each of the objects are of the same size that requires 20 ms transmission time over the path from server to host. The RTT between the host and the server is 50 ms. Assume that the IP address of the server is known to the host (i.e. the host's DNS cache has a valid entry for the server) and that the host uses only a single TCP connection to a particular server at any given time.
a) What is the total time needed to download the page when non-persistent HTTP is used?
b) What is the time needed to download the page when persistent HTTP is used?
You are logged into a router, what command would represent you the IP addresses of routers linked to you? Ans)show cdp neighbors detail
CAM- Content Address Memory. Its another name of MAC address table.
1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss pena
How big can an Intranet be? An Intranet can be as big as a community of interest. Scale is an important factor in web implementation, but it has no bearing on the logical asso
PROBLEM WITH BROADCASTING: There are some issues with the broadcast. For each broadcast frame on the network every computer uses computational sources and places the data into
SONET SDH To satisfy the requirements of ever increasing data rate for diverse applications, ANS developed a standard known as synchronous optical network by utili
Router#setup is the command to run 'setup'
Single Program Multiple Date A common style of writing data parallel programs for MIMD computers is SPMD (single program, multiple data): all the processors implement the same
Describe the term - License-free operation Users would prefer to buy and operate wireless LAN products without having to secure a license for the frequency band used by the LAN
Q. Applications of networks? End systems (hosts): - Run application programs - Example email, Web - At -edge of network Client/server model - Client host
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