Answer :

There are so many types of tools for use.some are used for bikes some are used for cars some are used for cooking and etc.A technique is required to how to use them and we learn them from collage and institutes.There are two types of tools manual and automatic manual are cheap in price but automatic tools are expensive.automatic tools are using in big factories for manufacturing and some other uses where manual tools are used in every work like repairing of cars and others. 
there are 2 types of technique
An interaction technique, 
 input technique which is a combination of hardware and software and that provides a way for computer users to accomplish a single task. 
there are 2 type of tools manual and automatic tool.

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