The instruction cycle is the basic operation cycle in a computer. This is what will take in data, process it and execute as required.
The definition of instruction execution is the process of carrying out an instruction by a computer. This is what was formerly known as a command execution in DOS.
The instruction register holds a pointer to the current instruction (in working memory) while the next instruction register points to the next instruction (the first instruction immediately after the current instruction's operands). If the current instruction is a jump instruction, it can change the next instruction register, allowing the program to branch to a new instruction once the jump instruction is processed. The next instruction pointer is automatically moved into the current instruction register once the current instruction has been processed. The entire process of executing an instruction is known as the fetch-decode-execute cycle.
The correct abbreviation for the word instruction is instr. The abbreviation is the same for the word instrumental. Instruction refers to the process of teaching or telling someone how to do something.
Instruction fetch is the process by which the CPU retrieves instructions from memory in order to execute them. The CPU fetches instructions one at a time, and these instructions are then decoded and executed as part of the program being run. Efficient instruction fetching is important for the overall performance of a computer system.
The Hard Drive is the main storage unit in a normal, desktop computer. This is the only internal component in a standard computer that has information when the machine is turned off (all your saved files, the operating system (such as Windows), etc). There are other components (such as RAM, or Random Access Memory) that store data, but this usually serves a special purpose, or is only at run-time.
The process of transferring instruction codes from memory location to instruction queue register is called opcode fetch.
When an instruction is read from memory, it is called "fetching." This process is part of the instruction cycle, where the Central Processing Unit (CPU) retrieves an instruction from memory to execute. Fetching is the initial step, followed by decoding and executing the instruction. This sequence is essential for the proper functioning of a computer's processing capabilities.
instruction register is used to store the next instruction to be executed. instruction pointer is used to store the address of the next instruction to be executed.
A trap instruction is a software interrupt. It's generated by an error or by a user program when it needs the operating system to perform an operation (a system call).
persistent storage
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