Assembly Exam 2 CH. 5.1-7.3 (Excluding 6.7)

Which register (in 32-bit mode) manages the stack?

ESP

EIP

ESI

EDI

When a 32-bit value is pushed on the stack, what happens to ESP?

ESP is decremented by 4

ESP is incremented by 4

ESP is incremented by 1

ESP is decremented by 1

Local variables in procedures are created on the stack.

False

True

The PUSH instruction cannot have an immediate operand

False

True

The PROC directive begins a procedure and the ENDP directive ends a procedure.

True

False

It is possible to define a procedure inside an existing procedure.

True

False

What would happen if the RET instruction was omitted from a procedure?

Nothing

Execution will continue into the next procedure

All registers used will be reset to 0

The CALL instruction pushes the offset of the CALL instruction on the stack.

True

False

The CALL instruction pushes the offset of the instruction following the CALL on the stack.

True

False

Use the PROTO directive to declare a procedure named MyProc in an external link library.

PROTO /myProc/+

MyProc

PROTO myProc

MyProc PROTO

Which procedure in the link library generates a random integer within a selected range?

Random

RandomIntegerRange

IntegerRandomRange

RandomRange

Which procedure in the link library displays “Press [Enter] to continue. . .” and waits for the user to press the Enter key?

WaitMsg

EnterMsg

EnterPrompt

WaitPrompt

Write statements that cause a program to pause for 700 milliseconds.

Call Delay(700)

Mov eax,700 call Delay

Mov ecx,700 call Delay

Call Delay

What are the required input parameters for the ReadString procedure?

EDX <- offset myArray, ECX <- max number of chars

EDX <- offset myArray, EAX <- max number of chars

EAX <- offset myArray, EDX <- max number of chars

EAX <- offset myArray, EBX <- max number of chars

Which jump instructions follow signed integer comparisons?

JG, JNLE, JGE, JNL, JL, JNGE, JLE, JNG

JA, JB, JZ, JCZ, JECXZ

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Assembly Exam 2 CH. 5.1-7.3 (Excluding 6.7)

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