There are several types of slot machines. Classic ones have levers and elaborate configuration of gears. The reels and pay table are rotated when the lever or button is pushed. Winning combinations award credits according to the paytable. Depending on the theme of a slot machine, symbols may vary. Classic symbols include bells, fruits, and stylized lucky sevens. Modern slot machines have computer-controlled systems, not physical gears. The game features bonus features and bonus rounds that align with the theme.

In computers, a slot is a narrow opening. Sometimes, it’s called an expansion slot. This means that the computer can expand its capabilities with additional hardware. You can install expansion cards or add-on boards in this space. Bays, on the other hand, are sites where disk drives can be installed. The majority of desktop computers have at least one slot. This ensures that you can add new hardware capabilities in the future. There are many types of slots, but most desktop computers are equipped with a set of them.

The most common uses for a slot are for installing underground utilities or other items. Conventional excavation methods can be used for slot trenching. However, minimal impact techniques are often preferred. In these cases, hydro excavation is a better option. Hydro excavation is non-destructive, which minimizes the amount of dirt and water. There are also some types of underground utilities that are suitable for slot trenching. When using conventional methods, always check if the slot trenching method is suitable for the project.