what are the titles that i should write about in a powerpoint presentation about history of computer science ?!i need anwsers ASAP ; thank you !

Why should characters such as / \ " ' * ; - ? [ ] ( ) ~ ! $ { } < > # @ & | space, tab, and newline be avoided in file names?

List a few alternative options and input and output over the standerd keyboard and monitor. explain their functioning in details.

Suppose you have 9 coins and one of them is heavier than others. other 8 coins weight equally. you are also given a balance. develop and algorithm to determine the heavy coin using only two measurements with the of the balance. clearly write your algorithm in the form of a pseudocode using the similar notation that we have used in the class to represent sorting algorithms