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What is the need of MODEM in data communication?
Need of Modem: Modems are utilized to interface computer networks, computers and other terminal equipment for radio channels and telecommunication lines. The term Modem is a contraction derived from the words demodulator and modulator. The modems at the transmitting station changes the digital output from the computer another data terminal equipment to a form that can be easily sent through a communication circuit, whereas the receiving modem reverse the process. Modems are different in rate of data transmission, bandwidth, modulation methods and standards have been developed to give compatibility in between different manufacturers' equipment and systems.
What is BSS(Block Started by Symbol)? A data showing at the machine level, that has initial values when a program begins and tells about how much space the kernel assigns for t
a. List the ACID properties. Describe the usefulness of each. b. During its implementation, a transaction passes by several states, until it finally commits or aborts. List all
State the advantages of Bespoke Software - specifically designed for application and hence more efficient and will only contain the features wanted; as it will be devoid of
Shape : A shape is any area that can be perceived to have height and width. Shapes within an image can be created by the use of line, or by the edges created by variations in c
Q. Is tcp Connection-oriented? TCP is connection-oriented. This means a connection is established between source and destination machines before any data is sent it implies tha
Q. Collective Communications? A number of message-passing systems allow communication involving more than two processors. Such type of communication can be known as collective
Explain briefly Loop-invariant code motion of the commonly used code optimization techniques. Loop-invariant code motion If a quantity is calculated inside a loop duri
What is the prominence of RS232-C in serial communication? Name some application where you see its use. RS-232 stands for Recommend Standard number 232 and C is the latest re
What are program invisible registers? Global and local descriptor tables are found in memory system. In order to specify and access the address of these tables, program invisi
What is replacement algorithm? When the cache is full and a memory word that is not in the cache is referenced, the cache control hardware must decide which block should be del
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