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March 31, 2015. 1  An IRQ (Interrupt Request) number is assigned to all the hardware devices installed in a computer that are used to input information, for example the mouse or the keyboard. On a PC, some IRQs are predefined, so the Keyboard controller is always given an IRQ of 1, for example.
In this article we will learn what are SART and EPIRB and what is their purpose of use on board ships. Both these devices are used for marine safety of ships, boats and other marine vessels. SART is called search and rescue transponder. It is very important equipment that is often found in a ship.