Information Technology

Q.       What is MIDI?

Ans.: MIDI: MIDI (Musical Instrument Digital Interface) is an electronic musical instrument industry specification that enables a wide variety of digital musical instruments, computers and other related devices to connect and communicate with one another. The primary functions of MIDI include communicating event messages about musical notation, pitch, velocity, control signals for parameters (such as volume, vibrato, audio panning, cues, and clock signals (to set and synchronize tempo) between multiple devices; these complete a signal chain and produce audible sound from a sound source. For users, MIDI enables a single player to sound as though they are playing two or more instruments simultaneously. As an electronic protocol, it is notable for its widespread adoption throughout the music industry.

Q.       What are the components of a standard multimedia PC?

Ans.: Components of a standard multimedia PC:

CPU	386SX or compatible microprocessor
RAM	2 megabytes of RAM
Magnetic Storage	1.44-MB floppy disk drive, 30-MB hard disk drive
Optical Storage	CD-ROM with CD-DA outputs
Audio	DAC, ADC, music synthesizer, on-board analog audio mixing
Video	VGA graphics adapter
Input	101 key keyboard, two button mouse
I/O	Serial port, parallel port, MIDI I/O port, joystick port
System software	Windows 3.1 or Windows 3.0 with Multimedia Extensions (or binary compatible)