Computer Science - Computer Fundamentals - Discussion
Discussion Forum : Computer Fundamentals - Section 10 (Q.No. 49)
49.
The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is known as
Discussion:
4 comments Page 1 of 1.
Shewangizaw Bogale said:
9 years ago
Instruction register : is the part of a CPU's control unit that holds the instruction (itself) that is currently being executed or decoded.
Program counter : contains the address of the instruction being executed at the current time.
As each instruction gets fetched, the program counter will increase its stored value by 1.
The answer is correct. Program counter.
Program counter : contains the address of the instruction being executed at the current time.
As each instruction gets fetched, the program counter will increase its stored value by 1.
The answer is correct. Program counter.
Priya said:
1 decade ago
Memory address register holds the address of currently executed instruction, decoding of instruction takes place in instruction register.
Ajay Pathak said:
1 decade ago
Instruction Register holds the address of Instruction currently being executed or decoded.
Mrudula said:
1 decade ago
Program counter holds address of next instruction.It must be memory address register.
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers