CH1 vocabulary 1313 programming – Flashcards
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When a program runs on a computer, the part of the computer that carries out the instructions is called the
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CPU
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When a program runs on a computer, it is stored in the
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Main Memory
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when a program is not running it is stored on
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a disk
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monitors, printers, status lights are all examples of
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output devices
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Mice, trackpads, keyboards, scanners, joysticks are all examples of
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input devices
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Flash drives, CDs, external disks are all examples of
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external storage
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The ability of a language to let a programmer develop a program on computer system that can be run on other systems is called
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portability
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A bit is a
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binary digit like 0 or 1
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A byte in memory is identified by a unique number called its
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address
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In modern computer systems, a byte consists of
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8 bits
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RAM, random-access memory, is called that because
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you can pick any two random locations and it will take the same time to access the data
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an operating system
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allocates resources like memory to programs that are running
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application software
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is any software that is runs with the support of the operating system
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a binary digit
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is 0 or 1
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what defines a programming language
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it allows us to express an algorithm
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which is not true
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an algorithm allows ambiguity
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a compiler
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translates source code into executable code
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The ability of a language to let a programmer develop a program on computer system that can be run on other systems is called
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portability
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the code the programmer writes is called the
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source code
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compilers translate the instructions written by the programmer into
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object code
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the rules that govern the correct order and usage of the elements of a language are called the
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syntax
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words that hold special meaning are
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key words
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A location in memory used for storing data and given a name in a computer program is called a
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variable
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before a variable is used it must be
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declared
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An error in a program that involves a violation of language rules will be detected at
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compiler time
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Division by zero when the program is executing is an example of a
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run time error
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The purpose of testing a program with different combinations of data is to expose run-time and
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logical errors
