write about history and write about computer
Answers
Answer:
History
History is the study of past events. People know what happened in the past by looking at things from the past including sources (like books, newspapers, and letters) and artifacts (like pottery, tools, and human or animal remains.)History is the study of change over time, and it covers all aspects of human society. Political, social, economic, scientific, technological, medical, cultural, intellectual, religious and military developments are all part of history.
Computer
A computer is a machine that uses electronics to input, process, and then output data. Input of data means to read information from a keyboard, a storage device like a hard drive, or a sensor. The computer processes or changes the data by following the instructions in software programs.