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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.
Explain a multiprogramming operating system? A multiprogramming operating system: It is system which allows more than one active user program or part of user program to be st
Update -task updates are Asynchronous updates.
How does CPU know that an interrupt has taken place? There needs to be a line or a register or status word in CPU which can be increased on occurrence of interrupt situation.
Capacity and access speed: PC hard disk drive capacity (measured in GB). The vertical axis is logarithmic, so the accurate line corresponds to exponential growth. By using
8086 microprocessor comprises two independent units: 1. Bus Interface unit 2. Execution unit Please refer to Figure below. Figure: The CPU of INTEL 8086 Microp
What is loader? Loader is a system software which having a set of utility programs. It will load the object program to the memory.
Q. What do you mean by Lock Synchronization? Lock Synchronization: In this method contents of an atom are updated by requester process and sole access is granted before atomic
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
Make a data structure to store information about the elements in the periodic table of elements. For each element, store the name, atomic number, chemical symbol, class, atomic we
Creation Deductive Inferences : Here we have shown how knowledge can be represented in first-order logic or how rule-based expert systems expressed in logic can be constructed
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