Online Access Free EN0-001 Exam Questions

Cross compiling enables a programmer to:

• A.Compile target code using a computer based on a different architecture.
• B.Mix different source languages within the same source file and compile with a single tool.
• C.Produce a binary object that will run on processors based on any architecture.
• D.Run code written for one processor on a processor based on a different architecture.

The Cortex-A9 processor has 6 breakpoint units and 4 watchpoint units. What is the maximum number of breakpoints the debugger can set on code in ROM?

• A.The debugger can use the BKPT instruction to do this.
• B.2
• C.6
• D.10

Which TWO of the following options can the ARM Compiler (armcc) directive__packed be used for? (Choose two)

• A.To tell the compiler to use only Thumb code
• B.To tell the compiler to use the v6 SIMD pack/unpack instructions
• C.To tell the compiler to produce code of minimum size
• D.To tell the compiler not to perform padding inside structures
• E.To tell the compiler that an object can be on an unaligned address

Which of the following is preserved in dormant mode?

• A.CP15 (system) register settings
• B.Core register contents
• C.Cache contents
• D.Debug state

An ARMv7 implementation might include the VFPv4-D32 floating point extension. What does the '32' indicate?

• A.The number of integer operations that can be performed simultaneously
• B.The number of bits of data that can be loaded or stored at once
• C.The number of double precision floating point registers implemented
• D.The width of the datapath in bits