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q explain standard set of procedure used in completing a callcompleting a local telephone call between two subscribers linked to the same telephone
q tone used in stronger telephonydial tone this tone is used to specify that exchange is ready to accept dialled digits from subscriber subscriber
a mixture of calcium sulfate caso4 and calcium uranate cauo4 contains 10 sulfur by mass what is the mass percentage of uranium in the
when i read the details of how a transformer works and apply those rules to a transformer where the primary core cross-sectional area is twice that
state about csmacait belongs to a class of protocols known as multiple access methods csmaca stands for carrier sense
explain about csmacd it is an access method used mainly with lans configured in a bus topology with csmacd any station node can transmit a message to
what are the end-to-end layers of osi structurethe layers 4-7 of iso-osi reference model communicate with peer entities in end systems there is not
what are the categories of radio communication1 sky wave or ionosphere communication2 line-of-sight los microwave communication limited by
explain mechanisms of propagation of radio communicationradio communication deals with electronic radiation of electromagnetic energy from one point
what are wired and wireless transmission systems transmission systems modern long distance transmission systems can be placed under three main
explain time division switching time division switching a switching element can be shared by number of
what are the advantages of store program control i easy to maintainii easy to controliii wide range of services can be provided to customersiv
determine the approaches to organizing stored program controlthere are 2 approaches to organizing stored program control1 centralized in this
what is store program control spc in stored program control systems a set of instructions or program
graphics adapters video card converts digital output from computer into an analog video signal and transmits the signal through a cable to monitor
what is mmx technologymmx technology mmx multimedia extensions technology adds 57 new instructions to instruction set of pentium - 4 microprocessors
what is virtual memory the term virtual memory signifies something that appears to be present though actually it is not virtual memory technique
memory - management modesystem memory-management mode smm is on the same level as protected mode real mode and virtual mode though it is provided to
paging unitpaging mechanism functions with 4k - byte memory pages or with a new extension available to pentium with 4m byte-memory pages in the
state the features of pentium series of microprocessorspentium is a 32-bit superscalar cisc microprocessor the term superscalar is used for
what is dram what do you understand by dram refreshing with the help of a block diagram demonstrate how dram can be interfaced to a
what do you mean by term procedure differentiate between far call and near callproc proc and endp directives indicate the start and end of a
elaborate protected mode memory addressing in briefprotected mode interrupt in protected mode interrupts have exactly the same assignments as in real
differentiate between protected and real modes of an intel microprocessoroperation of real mode interrupt when microprocessor completes executing the
determine the bios function with one illustrationbios stands for basic input output system it is a set of programs to provide most basic low-level