Prüfung Exam study guide EN0-001 Testfragen ARM Accredited engineer www.it-pruefungen.ch
QUESTION NO: 1
What view in a debugger displays the order in which functions were called?
A. The Call Stack view
B. The Memory view
C. The Registers view
D. The Variables view
QUESTION NO: 2
Printf statements could be used to achieve which of the following debug tasks?
A. Observe changes to a local variable in a function
B. Capture a real-time trace of program execution
C. Debug boot code, before a call to the C main() function
D. Stop the processor at an interesting location in the code
QUESTION NO: 3
When the processor is executing in Thumb state, which of the following statements is correct about the values stored in R15?
A. Bits[31:16] are duplicated with bits[15:0]
B. The PC value is stored in bits[31:1] and bit is treated as zero
C. The PC value is stored in bits[31:16] and bits[15:0] are undefined
D. The PC value is stored in bits[15:0] and bits[31:16] are undefined
EN0-001 Prüfungsfragen, EN0-001 Examensfragen ARM Accredited engineer (ICND2 v3.0) www.it-pruefungen.ch
QUESTION NO: 4
A standard performance benchmark is being run on a single core ARM v7-A processor. The performance results reported are significantly lower than expected. Which of the following options is a possible explanation?
A. L1 Caches and branch prediction are disabled
B. The Embedded Trace Macrocell (ETM) is disabled
C. The Memory Management Unit (MMU) is enabled
D. The Snoop Control Unit (SCU) is disabled
QUESTION NO: 5
When setting the initial location of the stack pointer and the base address of the heap, the ARM EABI requires that the:
A. Base address of the heap must be the same as the initial stack pointer.
B. Stack pointer must be 8-byte aligned.
C. Heap must be in external RAM.
D. Initial stack pointer must be the lowest addressable memory location.
Prüfungsvorbereitung Studienmaterial EN0-001 deutsch ARM Accredited engineer www.it-pruefungen.ch
QUESTION NO: 6
In an ARMv7-A processor, which control register is used to enable the Memory Management Unit (MMU)?
A. The ACTLR
B. The SCTLR
C. The TTBCR
D. The CONTEXTIDR