Mell What is an instruction in a computer program?
When referring to the computer processor, an instruction is a segment of code that contains steps that need to be executed by the computer processor.
What kind of instructions does a computer execute?
The computeris a computing (reckoning) machine All existing computers (actually the CPU)execute the following 3 types of instructions: Arithmetic and logic operations AND OR NOT The result of an arithmeticand logicoperation is often stored in a general purpose register Memory transfer operations
What are the different types of instruction sets?
Complex Instruction Set Computer (CISC) Minimal instruction set computers (MISC) Very long instruction word (VLIW) Explicitly parallel instruction computing (EPIC) One instruction set computer (OISC) Zero instruction set computer (ZISC) Get an overview of each of the above Instruction Sets:
How is the execution of an instruction performed?
The processor initiates the program execution by fetching the machine instructions one by one from the main memory RAM. The CPU executes these instructions by repetitively performing sequence of four steps called instruction cycle. Each part of the instruction cycle requires number of machine cycles to complete that part.
What is the meaning of a computer program?
A computer program is a set of instructions that tell a computer what to do. I have found the meaning of instruction on the oxford dictionary in google. The meaning of instruction is detailed information about how something should be done. Another meaning I have found in the dictionary for the word instruction is the word order.
How do you get instructions on a computer?
If a program or hardware device includes an instruction manual or online instructions, we recommend reviewing it before asking questions. With many programs, you can press the F1 key to get help and instructions on using that program. 3. Instructions are also a portion of programming that prompts a computer to execute a function.
What are the different types of computer instructions?
Instructions which controls the program together with instructions that check status conditions. Arithmetic, logic and shift instructions provide computational capabilities for processing the type of data the user may wish to employ.