ECX (Counter) - General purpose register

Q.  In Intel x86 architecture, which general purpose register is used for repeated string instructions as well as shift, rotate and loop instructions?
- Published on 24 Nov 15

a. EAX (Accumulator)
b. ECX (Counter)
c. EDX (Data register)
d. EBP (Data Pointer)

ANSWER: ECX (Counter)

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