Chapter One Quiz Questions – Flashcards
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What does the term Hardware refer to?
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The physical components that a computer is made of.
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At the heart of a computer is its central processing unit. The CPU's job is:
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Fetch instructions, carry out operations commanded by the instructions, produce some outcome or resultant information.
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What best describes an operator?
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An operator allows you to perform operations on one or more pieces of data.
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An Integrated Development Environment typically consists of:
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Text editor, compiler, and debugger.
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The purpose of a memory address is:
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To identify the location of a byte in memory.
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The programming process consists of several steps, which include:
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Design, creation, testing, and debugging.
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Programmer-defined names of memory locations that may hold data are:
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Variables
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Characters or symbols that perform operations on one or more operands are:
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Operators
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The computer's main memory is commonly known as:
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RAM
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The -blank- decodes an instruction and generates electrical signals.
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Control Unit
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A -blank- is a set of instructions that the computer follows to solve a problem.
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Program
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Are used to translate each source code instruction into the appropriate machine language instruction.
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Compilers
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During which stage does the central processing unit retrieve from main memory the next instruction in the sequence of program instruction?
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Fetch
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What statement best describes a variable and its primary purpose?
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A variable is a named storage location in the computer's memory used for holding a piece of information.
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This step will uncover any syntax errors in your program.
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Compiling
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This term refers to the programmer reading the program from the beginning and stepping through the statement.
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Desk Checking
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This is used in a program to mark the beginning or ending of a statement, or separates items in a list.
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Punctuation
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A set of well-defined steps for performing a task or solving a problem is known as:
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Algorithm
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The statements written by the programmer are called:
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Source code
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Internally, the CPU consists of two parts:
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The control unit and the arithmetic and logic unit
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Even when there is no power to the computer, data can be held in:
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Secondary storage
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Words that have a special meaning and may be used only for their intended purpose are:
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Key words
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The name for a memory location that may hold data is:
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Variable
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This is a complete instruction that causes the computer to perform some action.
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Statement
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A variable declaration announces the name of a variable that will be used in a program, as well as:
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The type of data it will be used to hold.
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Three primary activities of a program are:
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Input, processing, and output
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An example of a secondary storage device is:
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A hard disk
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During which stage the central processing unit analyze the instruction and encode it in the firm of a number, and then generate an electronic signal?
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Decode
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Mistakes that cause a running program to produce incorrect results are called:
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Logic errors
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Computer programs are also known as:
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Software
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Unix and Windows 2000 are examples of -blank- operating systems.
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Multi-tasking
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This is a volatile type of memory, used for temporary storage.
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RAM
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This is a set of rules that must be followed when constructing a program.
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Syntax
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What is a preprocessor directive?
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#include
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The programmer usually enters source code into a computer using:
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A text editor
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In a broad sense, the two primary categories of programming languages are:
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Low-level and high-level
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Which of the following is not one of the five major components of a computer system?
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Preprocessor
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In the process of translating a source file into an executable file, what is the correct sequence?
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Source code, preprocessor, modified source code, compiler, object code, linker, executable code.
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Software engineering is a field that encompasses designing, writing, testing, debugging, documenting, modifying, and maintaining computer programs.
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True
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Pseudo code is a form of program statement that will always evaluate to "false"
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False
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In programming, the terms "line" and "statement" always mean the same thing.
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False
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In C++, key words are written in all lowercase letters.
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True
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The preprocessor executes after the compiler.
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False
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Machine language is an example of s higher-level language.
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False
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A CPU really only understands instructions that are written in machine language.
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True
