Share prices change because of supply and demand.
Fundamental analysis is a method of evaluating the company’s detail internally as well as externally to measure its value, economic factors, financial ratios and other qualitative and quantitative factors.
Technical analysis is an methodology to study the market pattern and behavior of prices through the study of past data, primarily price and volume which just gives the demand and supply pattern.
Basically there are 3 types of charts.They are
1-Line chart
2-Bar chart
3-Candlestick chart