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Explain services of Application Layer.
Application Layer:
As the highest layer within the OSI reference model, the application layer gives services to the users of OSI environment. The layer gives services as follows:
a. Electronic mail or message handling service
b. Directory services
c. Cost allocation
d. Determination of quality of service
e. File transfer and management
f. Editors and terminal support services
g. Telematic services like videotext.
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What is a parallel port? A parallel port transfers data in the form a number of bits, typically 8 to 16, concurrently to or from the device.
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define resolution in CRT
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write a short note on good blend of engineering and managerial economics
Problem Show which of the weighted arithmetic mean, geometric mean or harmonic mean, you would use in each of the following case. Justify your answer in each case. (a)
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