ARM Accredited Engineer EN0-001 Question # 27 Topic 3 Discussion
EN0-001 Exam Topic 3 Question 27 Discussion:
Question #: 27
Topic #: 3
Many ARM cores provide two instruction sets, ARM and Thumb. Which THREE of the following statements apply to the Thumb instruction set implemented for the ARMv7-A architecture? (Choose three)
A.
Thumb is a hybrid 16/32-bit instruction set
B.
No Thumb instructions can be conditionally executed
C.
Thumb code is always slower than the equivalent ARM code
D.
Some routines take more instructions in Thumb code than in the equivalent ARM code
E.
The Thumb instruction set can access the Advanced SIMD "NEON" instructions
F.
Thumb code is always more power-efficient than equivalent ARM code
Chosen Answer:
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