FUNDAMENTALS OF COMPUTER

COMPUTER HARDWARE COMPONENTS FUNCTIONS

COMPUTER OUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The ALU in a CPU performs all arithmetic calculations and logical operations.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -The arithmetic and logic unit (ALU) is where the CPU performs the arithmetic and logic operations. Examples of arithmetic operations are addition, subtraction, multiplication, and division. Examples of logic operations are comparisons of values such as NOT, AND, and OR. The Control Unit carries out instructions.

Detailed explanation-2: -What type of functions do ALUs support? In computer science, ALUs serve as a combinational digital circuit that performs arithmetic and bitwise operations on binary numbers.

Detailed explanation-3: -The arithmetic logic unit (ALU) performs mathematical calculations; it is the part that computes.

Detailed explanation-4: -Yes, ALU is a part of CPU. The portion of a central processing unit that performs arithmetic and logic operations on the operands of computer instruction words is known as an arithmetic-logic unit. The ALU is separated into two units in some processors: an arithmetic unit (AU) and a logic unit (LU).

Detailed explanation-5: -ALUs enable mathematical procedures to be performed in an optimized manner, and this can significantly reduce the number of steps required to perform a particular calculation. Today, most CPUs (Central Processing Unit) contain ALUs which can perform operations on 32 or 64-bit binary numbers.

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