Strike Price
The set price at which an option holder can buy or sell the underlying asset when the option is exercised. Strike price is sometimes called ‘exercise price’. (With options, to ‘exercise’ means to put into effect the right to buy or sell the underlying asset.)

Technical Analysis
The process of forecasting the direction of an asset’s price movements by relying on historical price and volume data.

Testnet
An alternative blockchain network that is used—predominantly by developers and programmers—for testing and experimentation purposes.