ARM QUIZ Part 1 -

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1. SIMD instructions are used in :

Scalar Programming

Storing data to EEPROM

Vector Programming

Reading data from EEPROM

2. If a core supports only Thumb and Thumb-2 instruction sets, then which one of the following is True :

Control register bit decides how many instruction bits to fetch

First 5-bits of half word-2(hw2) determine whether fetch or not first half word part.

First 5-bits of half word-1(hw1) determine whether fetch or not second half word part.

complete 32-bit instruction to be fetched

3. User application will run in Thread mode. If any interrupt or exception event occurs, It will automatically enters in :

Background mode

Exception Error mode

Handler mode

Low power mode

4. T32 in ARM architecture is :

Thumb Instruction set) Instructions with 16-bit size instructions.

Thumb Instruction set) Instructions with both 16 and 32-bit size instructions.

Thumb Instruction set) Instructions with 32-bit size instructions.

ARM core based TI SoC

5. Program counter in ARM Cortex M4 is

Run-time Instruction Memory Pointer

Run-time Instruction Execution Pointer

Counter to record total instructions executed

6. Use of two stack pointers in ARM architecture :

Help in Multi-process Applications

Not possible

Wastage of temporary memory

Efficient use of temporary memory

7. What is Industry standard for designing ARM micro-controller bare metal device driver ?

Cortex Microcontroller Software Interface Standard (CMSIS)

Cortex Software Interface Standard (CSIS)

Cortex Microcontroller Software Industry Standard (CMSIS)

Cortex Microcontroller Software Standard (CMSS)

8. Benefits of using Thumb instructions are as follows :

Low power consumption

High Power consumption

Reduction in code memory

Increase in code memory

9. SIMD register size , to process four 32-bit data elements at a time , is :

16 bit

32 bit

64 bit

128 bit

10. M in ARM Cortex -M series stands for :

ARM Multimedia core

Micro-Controller

ARM Multi-core device

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