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Q. What is Session Layer in osi model?
Session Layer: Allows two applications to establish, utilize and disconnect a connection between them known as a session. Gives for name recognition and additional functions like security, which are required to allow applications to communicate over the network.
Presentation Layer: Evaluates the format used to exchange data among networked computers.
Application Layer: Gives Applications with access to network services.
What is the disadvantage of a star topology? One major drawbacks of star topology is that once the central hub or switch get damaged, the whole network becomes unusable.
Torus The mesh network with enclose around connections is called Tours Network.
What is the difference between TFTP and FTP application layer protocols? Ans) TFTP - Trivial File Transfer Protocol A stripped down version of FTP, easy to use and fast. TFTP
Extranet and Intranet An Extranet is a type of Intranet (Internal TCP/IP Network) that has been selectively opened to a firm's suppliers, customers. Intranet An intrane
Consider an RTP session consisting of five users, all of which are sending and receiving RTP packets into the same multicast address. Each user sends video at 200kbps. a) What
Question: a) The cpio utility has three operating modes. What are they? b) The characters of the permission string are broken up into three groups of three characters. Ex
Unused Reserved This is a 6 bite field reserved for future use.
QUESTION (a) Name two properties of an agent (b) List the three characteristics used to classify agents according to the Nwana Taxonomy (c) Agent environments can be clas
Data Parallel Programming In the data parallel programming model, main focus is on performing simultaneous operations on a data set. The data set is typically prepared into a c
PROTOCOL SOFTWARE AND ETHERNET WIRING: All wiring methods use identical Ethernet specifications. e.g. they need same message format. They need same CSMA/CD algorithems. They m
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