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WorksheetsARM Cortex-M4 Microcontroller Quiz
Total questions: 16
Worksheet time: 12mins
What does ARM stand for?
Advanced RISC Machine
Advanced Reduced Instruction Model
Automated RISC Mechanism
Advanced Register Instruction Machine
Which of the following is a feature of RISC architecture?
Multiple cycles per instruction
Large and complex instruction set
Simplified instruction set for faster execution
High hardware complexity
What is the maximum addressable range for ARM Cortex-M4 microcontrollers?
2GB
8GB
16GB
4GB
Which series of Cortex processors is designed for high-end application processors?
Cortex-X
Cortex-A
Cortex-R
Cortex-M
What is the primary purpose of the Link Register (LR) in ARM architecture?
To manage stack operations
To hold the return address of a subroutine
To store the current program status
To store general-purpose data
In which mode does the ARM processor use a 32-bit instruction set?
User Mode
ARM Mode
FIQ Mode
Thumb Mode
What is the function of the Current Program Status Register (CPSR)?
To execute arithmetic operations
To manage memory allocation
To hold the current status of the processor
To store the next instruction address
Which of the following is NOT a mode of operation in ARM architecture?
User mode
Kernel mode
FIQ mode
Supervisor mode
What type of architecture do Cortex-M microcontrollers use?
Modified Harvard architecture
Stack architecture
Von-Neumann architecture
Harvard architecture
Which of the following is a characteristic of CISC architecture?
Smaller code size
Lower hardware complexity
Single cycle execution
Complex instruction set
What is the purpose of the Barrel Shifter in ARM architecture?
To perform arithmetic operations
To shift operands before processing
To manage memory access
To store data temporarily
Which register is used as a pointer for the software-managed stack in ARM architecture?
Current Program Status Register (CPSR)
Link Register (LR)
Program Counter (PC)
Stack Pointer (SP)
What does the acronym FPU stand for in the context of Cortex-M4?
Fixed Point Unit
Function Processing Unit
Fast Processing Unit
Floating Point Unit
What is the role of the Arithmetic Logic Unit (ALU) in ARM architecture?
To manage memory
To execute instructions
To perform arithmetic and logical operations
To store data
Which of the following is a feature of the Thumb-2 instruction set?
No instruction compression
Only 16-bit instructions
Mix of 16-bit and 32-bit instructions
Only 32-bit instructions
What is the maximum number of registers in ARM architecture?
32
37
64
16
