Program Counter Notes: Definitions & Explanations PDF Download
Study Program Counter lecture notes PDF with operating system definitions and explanation to study “What is Program Counter?”. Study program counter explanation with operating system terms to review operating system course for online degree programs.
Program Counter Definition:
Instruction address register.
Operating Systems by William Stallings
Program Counter Notes:
A program counter is a register in a computer processor that contains the location of the instruction that is being executed at the time. As each instruction gets fetched, the program counter increments its stored value by 1.
Keep Learning with Operating System Notes
What is Sequential Access?
Sequential access means that a group of elements, such as data in memory array or magnetic disk storage, is accessed ...
What is Multiprocessing?
Multiprocessing is a computer system's ability to support more than one process at the same time. Multiprocessing operating systems enable ...
What is Semaphore?
A semaphore is a variable or abstract data type used to control access to a common resource by multiple processes ...
What is Compaction?
Compaction is a process in which the free space is collected in a large memory chunk to make some space ...
What is Process Migration?
Process migration refers to the mobility of executing processes in a distributed computing environment. It indicates that a process uses ...
What is Processor?
A processor is an integrated electronic circuit that performs the calculations that run a computer. A processor performs, input/output (IO), ...