ARM Accredited Engineer EN0-001 Question # 24 Topic 3 Discussion

ARM Accredited Engineer EN0-001 Question # 24 Topic 3 Discussion

EN0-001 Exam Topic 3 Question 24 Discussion:
Question #: 24
Topic #: 3

Before execution:

R0=0xFFFFFFFF

R1 = ?

EOR R0, R0, R1

If R0=0x00000000 after executing the EOR instruction above, what was the value in R1 before the instruction executed?


A.

0x00000000


B.

0xFFFFFFFF


C.

0x11111111


D.

0xAAAAAAAA


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