Market order - you buy or sell at the current market price. This is a fast-executable type of order. Yet you should keep in mind that the market price changes very quickly, and the order can be executed at a price different to that, which was displayed at the time the order was placed.
Limit order - a request to buy or sell at the price you want. That is, you set the price limit beyond which you do not want to make a trade: the upper limit of the buy price and the lower limit of the sell price. With a limit order, you avoid a risk that a trade will be executed at an unwanted price, but you reduce the likelihood that the trade will be executed because there may be no buyers or sellers willing to buy or sell the shares at a specific price.
Stop Loss (SL) is an order to limit losses. A word-for-word English translation is "to stop losses". It is an order to close a position at a specified level in case of a negative price fluctuation. Stop Loss limits possible losses of the investor.
Take Profit (TP) is an order to lock in profits. A word-for-word English translation is "to take profit". By setting TP, we decide where our "target level" is, at which we want to exit the position and take our profit.
A ticker is the short name of a security. The ticker was invented to make it easier to find the security among the hundreds of names on the stock exchange. Typically, the ticker is a combination of several Latin letters and is unique
The market depth or order book is a list of orders to buy and sell securities. It is displayed in the ascending and descending order of prices. In other words, the market depth is a set of supply and demand during the stock exchange opening hours.