up vote 2 down vote. The 'exhaust' meaning of the word enervate is a figurative sense that came in later. The original, now archaic/DSL meaning of enervation is to 'cut the nerve (of)', early 15C. The figurative sense is from the 1550s. enervate: (medicine) To partially or completely remove a nerve.
Lesson Summary. A computer system unit is the enclosure that contains the main components of a computer, typically made of steel or aluminum. It holds all other components together and protects the sensitive electronic parts from the outside elements.
Unit 1 basic structure of computers. 1  1. UNIT 1 - Basic Structure of Computers. 2  2. 3  Functional Units. 4  3. Functional Units Arithmetic Input and logic Memory Output Control I/O Processor Figure 1.1. 5  Basic functional units of a computer.6  4.nit 1 basic structure of computers. 1  1. UNIT 1 - Basic Structure of Computers. 2  2. 3  Functional Units. 4  3. Functional Units Arithmetic Input and logic Memory Output Control I/O Processor Figure 1.1. 5  Basic functional units of a computer. 6  4.