Scripting and Programming Foundations - D278 exam with correct answers

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Scripting and Programming Foundations - || || || || ||




D278 exam with correct answers || || || ||




Three basic instruction types - Correct answer ✔Input, process, output
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Computational thinking - Correct answer ✔Creating a sequence of instructions
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to solve a problem (aka algorithm)
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Algorithm - Correct answer ✔A sequence of instructions that solves a problem
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Flowchart - Correct answer ✔A graphical language for creating or viewing
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computer programs ||




Coral Code Language - Correct answer ✔A language intended for learning to
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program

Two versions: flowchart and code
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Looks like pseudocode, but follows rules that allow execution
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Program - Correct answer ✔A list of statements
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Each statement is carrying out some action and executing one at a time
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String literal - Correct answer ✔consists of text (characters) within double
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quotes



Ex: "Go #57!".
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Cursor - Correct answer ✔Indicates where the next output item will be placed
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in the next output
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The system automatically moves the cursor after the previous output item
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Newline - Correct answer ✔\n || || || ||




Special sequence who appearance in an output string literal causes the cursor to
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move to the next output line
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Exists visibly in the output
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Comment - Correct answer ✔// this is an example of a comment || || || || || || || || || || ||




Text a programmer adds to a program to be read by humans but ignored by a
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program when executing || ||




Use // before the comment
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Includes the entire line of text. || || || || ||

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White space - Correct answer ✔Refers to blank spaces between items within a
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statement and to newlines || || ||




Improves readability ||




Ignored in execution || ||




Moore's Law - Correct answer ✔Observation that switch sizes reduce by half
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every two years
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Bit - Correct answer ✔A single unit of binary consisting of only one place
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whose value can be 0 or 1.
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Byte - Correct answer ✔8 bits
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ASCII - Correct answer ✔A popular code for characters
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Pseudocode - Correct answer ✔Text that resembles a program in a real
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programming language but is simplified to aid human understanding. || || || || || || || ||




Variable - Correct answer ✔A named item used to hold a value
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Assignment statement - Correct answer ✔Assigns a variable with a value; and
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keeps that value during subsequent statement until X is assigned again.
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Assignment's left side must be a variable (ex. x=5) || || || || || || || ||