Process a program in execution also known as a job

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Unformatted text preview: such as entertainment, home management, and hobbies. Personal Digital Assistant (PDA): A pocked-sized computer having facilities such as calendar, calculator, notepad, etc. Phase Alternating Line (PAL): A television broadcasting standard used in India and Western Europe (except France). Phase modulation: A form of modulation in which two binary values of digital data are represented by the shift in phase of the- carrier signal. That is, a sine wave with phase = 0° represents a digital 1 and a sine wave with phase = 180° represents a digital 0. Picosecond: One trillionth of a second. Pixel: A picture element. It is used to represent one point in a raster scan display device. PL/1 (Programming Language One): A high-level programming language designed for handling both scientific and business applications. Plotter: An output device often used by architects, engineers, city planners, and others who need to routinely generate high-precision, hard-copy graphic output of widely varying sizes. Point-and-draw devices: Input devices that can be used to rapidly point to and select a particular graphic icon or menu item from the multiple options displayed on the screen. Many of these devices can also be very effectively used to create graphic elements on the screen, such as lines, curves and freehand shapes. Some of the commonly used point-and-draw devices are mouse, trackball, joystick, electronic pen and touch screen. Point-Of-Sale (POS) device: An I/O device capable of immediately updating sales and inventory records at a central CPU and producing a printed sales transaction receipt. Portrait mode: A mode of printing in which the printed lines are parallel to the shorter edge of the paper. Positional number system: A number system in which there are only a few symbols called digits, and these symbols represent different values depending on the position they occupy in the number. The value of each digit in such a number is determined by the digit itself, the position of the digit in the number, and the base of the number system. Power On S...
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