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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.
Shadow RAM is a copy of Basic Input/Output Operating System (BIOS) routines from read-only memory (ROM) into a particular area of random access memory (RAM) so that they can be acc
S oftware In 1970s less than 1 percent of the public could have intelligently explained what "computer software " means. Nowadays most professionals and various member of the
RISC architecture - computer architecture: What is reduced regarding it? The answer of this question is that to make all instructions the equal length the number of bits that
(a) Explain in a few sentences the difference between a natural frequency and a resonant frequency. Also clarify why for a specific system or component these frequencies may diff
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Refining the Ratio Analysis Basically, refinement leads to purity. Thus to get a cleaner, more understandable and consistent design need to iterate analysis process. R
In order to support IA-32, the Itanium can switch into 32-bit mode with special jump escape instructions. The IA-32 instructions have been mapped to the Itanium's functional units.
How the Kernel handles both the page stealer and the fault handler? The page stealer and the fault handler thrash because of the shortage of the memory. If the sum of the worki
SQL Injection includes entering SQL code into web forms, eg. login fields, or into the browser address field, to access and manipulate the database across the site, application or
desing mode level counter starting at 0011 using D flipflop
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