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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.
ICQ is an open source instant messaging computer program that was first developed and popularized by the Israeli company Mirabilis in 1996. The name ICQ stands for I Seek You. Its ownership was passed to AOL in 1998 and to Mail.Ru Group in 2010.