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What is a Priority Interrupt?
Ans: A priority interrupt is a type of interrupt that establishes a priority over the many sources to determine which condition is to be serviced first when 2 or more requests arrive simultaneously.
Describe bus.
Ans: When a word of data is transferred among units, all the bits are transferred in parallel over a set of lines which is called bus. In apart to the lines that carry the data, the bus must have lines for control purposes and address.
Explain synchronous bus.
Ans: Synchronous buses are the ones of the bus in which each item is transferred during a time slot (clock cycle) known to the source and destination units both. Synchronization can be gain by connecting both units to a common clock source.
Erasable programmable read only memory (EPROM) This is a special type of PROM which can be erased by exposing it to ultraviolet (UV) light. Once it has been erased, it can be r
Register-to-Register Architecture In this organization results and operands are not accessed straight from main memory by scalar or vector registers. The vectors that are neede
Stack overflow causes (A) Hardware interrupt. (B) External interrupt. (C) Internal interrupt. (D) Software interrupt. Stack overflow occurs whereas execution
What is Virtual memory The term virtual memory signifies something that appears to be present though actually it is not. Virtual memory technique enables users to use more mem
Define buffering. A buffer is a memory area that keeps data while they are transferred among two devices or among a device and an application. Buffering is done for three reas
what is software crisis
E ngaged tone is generated in the: (A) Telephone instrument of calling subscriber (B) Telephone instrument of called subscriber (C) Exchange (D) Repeater
Hashing collision resolution techniques are a) Chaining, b) Bucket addressing
If a table that is to be extended contains a long field, we cannot use append structures why? Long fields in a table must always be located in the last, as the last field of th
Define Time Sharing. Time Sharing: Sharing of a computing resource among various users by means of multiprogramming and multi-tasking is termed as timesharing. By permittin
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