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Q. Explain Structure of Control Unit?
A control unit has a set of input values on the foundation of which it produces an output control signal which in turn performs micro-operations. These output signals control execution of a program. A general model of control unit is displayed in Figure below.
Figure: A General Model of Control Unit
In the model given above CU is a black box that has certain inputs and outputs.
The lrd_stmt function associates a character string (generally a SQL statement) with a cursor. This function sets a SQL statement to be processed.
S tends to aAS/a and A tends to SbA/SS/ba
What is swapping? A process can be swapped out temporarily of memory to a backing store and after that brought back in memory for execution as continued.
Name the 7400 series TTL chip which is a priority encoder. Write its truth table. Ans. Available IC in 74 series is 74147 that is a priority encoder. Such I
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Create a class called auditorium that specifies the seats in the auditorium. The class should include at least one data item: seat (two dimensional array of Char) and at least thre
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One that can be modified by the class even when the object of the class or the member function doing the modification is const.
What is Demand paging? Virtual memory is commonly executed by demand paging. In demand paging, the pager brings only those essential pages into memory instead of swapping in a
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