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EN0-001 Exam Results

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Question 20

When using a Generic Interrupt Controller (GIC), how does code cause a software-generated interrupt?

Options:

A.

By executing an SGI instruction

B.

By writing to a register in the GIC

C.

By writing to the F bit in the CPSR

D.

By writing to the I bit in the CPSR

Question 21

When the software floating point emulation library is used, how will the parameters be passed to the following function?

void foo(float f1, float f2, float f3, float f4);

Options:

A.

On the stack

B.

In registers s0-s3

C.

In registers d0-d3

D.

In registers r0-r3

Question 22

Why does Device memory prohibit speculative accesses?

Options:

A.

Speculative accesses might waste energy

B.

Speculative accesses might reduce performance

C.

Speculative accesses might cause unwanted cache coherency traffic

D.

Speculative accesses might cause undesired system state changes

Question 23

When programming in C, how many bytes of stack are needed to pass parameters when calling the following function?

int foo( int arg_a, int arg_b, int arg_c )

Options:

A.

0

B.

4

C.

8

D.

12

Page: 5 / 7
Exam Code: EN0-001
Exam Name: ARM Accredited Engineer
Last Update: Nov 21, 2024
Questions: 210
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