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Q. Explain about Instruction Register and Flags?
The Instruction Register: It comprises the operation code (opcode) and addressing mode bits of the instruction. It assists in determining the numerous cycles to be performed and hence determines related micro-operations that are required to be performed.
Flags: Flags are used by CU for determining the status of CPU and the results of a previous ALU operation. For illustration a zero flag if set conveys to control unit that for instruction ISZ (skip subsequent instruction if zero flag is set) the next instruction has to be skipped.
The OS of a computer might be periodically collect all the free memory space to form contiguous block of free space. Garbage collection
Consider the following set of jobs with their arrival times, execution time (in minutes), and deadlines. Job Ids Ar r ival Time E
Q. Limitations of execution of instructions? 1. Size of memory shown in 16 words while instruction is capable of addressing 210 =1 K words of Memory. However why 210 since 10 b
Q. Illustrate working of rubber dome keyboards? Rubber Dome: In rubber dome keyboards both positioning and contact are controlled by a puckered sheet of elastomer that is a s
Visualization Visualization is a general method in contract to search based tools. In this method visual aids are given like pictures to assist the programmer in evaluating th
The following definition of mapping is adapted from the first edition of the Set Book: Mapping concerns the relationship between controls and their effects in the world. Nearly al
Overriding tell us only the methods, but shadowing tells us the entire element.
What is FIFO? FIFO is used as buffering element or queuing element into the system that is by common sense, is needed only while you slow at reading than the write operation.
Determine the function of Dynamic model Dynamic model: Dynamic model describes how system responds to external events. The implementation of the control flow in a program must
Sript-Fu is the first GIMP scripting extension. Extensions are split processes that communicate with the GIMP in the similar way that plug-ins do. The distinction is that extension
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