adplus-dvertising
frame-decoration

Question

How are flags used in arithmetic instructions?

a.

To determine the current state of the processor

b.

To store data in registers

c.

To perform arithmetic operations on data

d.

None of the above

Posted under Reverse Engineering

Answer: (c).To perform arithmetic operations on data Explanation:Flags are used in almost every arithmetic instruction in the instruction set to perform arithmetic operations on data.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. How are flags used in arithmetic instructions?

Similar Questions

Discover Related MCQs

Q. How many status flags are there in IA-32 processors?

Q. What is the EFLAGS register?

Q. What are flags used for in assembly language?

Q. What are the most important status flags used in IA-32?

Q. What is the difference between treating a destination operand as signed or unsigned in arithmetic operations?

Q. What is the significance of the overflow flags in IA-32 arithmetic operations?

Q. What is the Zero Flag used for in IA-32 code?

Q. What value does the Sign Flag denote in signed integers?

Q. What is the Parity Flag?

Q. Which instructions are used for adding and subtracting integers?

Q. Which operands can be used with the ADD and SUB instructions?

Q. Which operand usually reflects a constant that was hard-coded into the source code?

Q. Where is the result stored in addition and subtraction operations?

Q. Does the LEA instruction perform any actual memory accesses?

Q. Which instructions are used to add and subtract integers on IA-32 processors?

Q. Why are LEA instructions used by compilers in some cases?

Q. How do computers deal with multiplication and division?

Q. What is the most efficient instruction to use when multiplying two variables?

Q. What do compilers usually do when the multiplier is a constant?

Q. What is the equivalent of multiplying by powers of 2 in computers?