Nine white flashing lights in boating typically indicate a distress signal or an emergency situation. This signal is often used to attract attention, as it is not a common navigational light pattern. If observed, nearby vessels should be alert and ready to assist. It's important to follow proper protocols and communicate with maritime authorities if you encounter such a signal.
Five short blasts on a horn in boating typically signal a warning or indicate that a vessel is unsure of another vessel's intentions, often in situations of restricted visibility or when navigating in close quarters. It can also mean that a vessel is backing up or has an emergency situation. This sound signal is part of the International Regulations for Preventing Collisions at Sea (COLREGs) and is important for maintaining safety on the water.
To indicate that you are braking while riding a bicycle, you should use your left hand to extend downward with your palm facing backward.
Jam signal
To indicate stopping or coming to a halt while driving, use the hand signal of extending your left arm out of the window and pointing downward. To signal a left turn, extend your left arm straight out to the side. To signal a right turn, extend your left arm out of the window and point upward.
When making a turn, signal in advance to indicate your intention to turn. Check for pedestrians in the crosswalk and at the intersection before proceeding with the turn.
How Memory interface with CPU indicate the direction of signal and control signals?
The flashing signal in the picture indicates a warning or alert.
indicate left or right, it depends what side lane you want to go on then you should Check your mirrors, signal, check your blind spot and then proceed.
Turn signal indicators are lights. The flash to tell you, or indicate, that a turn signal is on, and which way the lights are flashing.
5 short blasts is a signal warning of imminent danger (or disagreement).
A bell ringing rapidly for 5 seconds every minute is the signal for a vessel at anchor in restricted visibility.