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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.
that answer like assignment
Define addressing modes. The dissimilar ways in which the location of an operand is specified in an instruction are referred to as addressing modes.
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Which Technologies of this age had tended to the emergence of computer network? Ans: The technologies are Communication technology and Computer technology with the support of V
what is an interface and perpheral device
What are conversion routines? Non-standard conversions from present format to sap internal format and vice-versa are executed with so known as conversion routines.
Operations from Functions As we know, function is actually operations on object. These functions could be simple and summarized on object model. Organise functions into oper
Give difference between compiler and interpreter. Compiler: It is a translator for machine independent HLL as FORTRAN and COBOL etc. Interpreter: It analysis the source
Commutatively of Connectives You will be aware from the fact that some arithmetic operators have a property that it does not matter which way around you give the operator input
Execution error and compilation error: Errors like as mismatch of data types or array out of bound error are called as execution errors or runtime errors. These errors are us
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