original: the alu is a fundamental building block of the central processing unit -lrb- cpu -rrb- of a computer , and even the simplest microprocessors contain one for purposes such as maintaining timers .
simplifications: the arithmatic logic unit is a basic building block of the central processing unit of a computer , and even the most simple microprocessors have one for uses such as maintaining timers . even the simplest microprocessors contain an alu for purposes such as maintaining timers , while it is fundamentally a building block of the central processing unit -lrb- cpu -rrb- . the alu is a building block of the central processing unit of a computer . the alu is a basic building block of the cpu -lrb- central processing unit -rrb- of a computer . even the simplest microprocessors contain one alu for purposes like maintaining timers . the alu is fundamental to the central processing unit -lrb- cpu -rrb- of the computer with even the simplest microprocessors having one for functions like maintaining timers . the alu is a fundamental building block of a computer cpu.even the simplest microprocessors contain one for purposes such as maintaining timers . the alu is a fundamental building block of the central processing unit -lrb- cpu -rrb- of a computer , and even the simplest microprocessors contain one for purposes such as maintaining timers . the alu , a fundamental building block of the central processing unit -lrb- cpu -rrb- of a computer , and is contained in even the simplest microprocessors contain one for tasks like maintaining timers .