Examlex
The source port identifier in the TCP header tells the TCP software on the destination computer, which application on the destination it should pass the packet to.
Machine Language
The fundamental language consisting of binary code that can be directly understood and executed by a computer's central processing unit (CPU).
Pascaline
An early mechanical calculator invented by Blaise Pascal in the 17th century, capable of performing addition and subtraction.
Main Memory
The primary storage area in a computer where data and programs that are in active use are stored; also known as RAM (Random Access Memory).
Central Processing Unit
The primary component of a computer that performs most of the processing inside a computer, executing instructions from programs.
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