Malware Analysis Surprise Test 2

What does an opcode specify in assembly language?

• The memory address of the instruction

• The operation to be performed

• The data to be processed

• The size of the instruction

What are operands in assembly language?

• Mathematical operations

• The data or registers an instruction operates on

• Special instructions for the CPU

• Compiler directives

Which register is commonly used as the accumulator in x architecture?

• EAX

• EBX

• ECX

• EDX

What is the purpose of the ESP register in x86 architecture?

• It points to the top of the stack

• It contains the result of mathematical operations

• It stores the program counter

• It contains the memory address of the current instruction

Which assembly instruction is used to call a function?

• JMP

• CALL

• RET

• FUNC

What does the RET instruction do?

• Returns a value from a function

• Resets the CPU

• Returns control to the calling function

• Retains the current value in a register

What is the stack in computer architecture?

• A collection of registers in the CPU

• A LIFO data structure in memory

• A list of instructions to be executed

• A heap memory allocation system

Which instruction is used to push a value onto the stack in x86 assembly?

• PUSH

• ADD

• STACK

• INSERT

What is the primary use of the stack in function calls?

• To store the function's executable code

• To store return addresses and local variables

• To store global variables

• To store the function's documentation

What is a conditional jump instruction in assembly?

• An instruction that always transfers control to another location

• An instruction that transfers control based on certain conditions

• An instruction that sets up conditions for the next instruction

• An instruction that jumps randomly to different code locations