Chapter 7 Computer Science

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Across
  1. 2. is used to declare the variable in javascript
  2. 3. is a unit of code that is often defined by its role within a greater code structure
  3. 8. a message displayed on a monitor screen or printout indicating that an incorrect instruction has been given or that there is an error resulting from faulty software or hardware
  4. 9. is a mistake in a program's source code that results in incorrect or unexpected behavior
  5. 11. is a script language from Microsoft that is expressly designed for use within Web pages
  6. 13. a string and returns an integer
  7. 15. is an object that corresponds to the window that displays a Web page
  8. 17. is a programmer-readable explanation or annotation in the source code of a computer program
  9. 18. is a value that can change, depending on conditions or on information passed to the program
  10. 19. refers to a particular instance of a class, where the it can be a combination of variables, functions, and data structures
  11. 20. any sequence of one or more symbols given meaning by specific act of interpretation
Down
  1. 1. refer to punctuation marks used to separate relevant information or a comment from the rest of the text, or to enclose mathematical symbols, or the text inside of these marks
  2. 4. is an operator that operates on two operands and manipulates them to return a result
  3. 5. is a whole number (not a fraction) that can be positive, negative, or zero
  4. 6. is an operator Tf defined on some vector space of functions and whose value at a function φ is given by multiplication by a fixed function f
  5. 7. interpreter is a program or interpreter which executes JavaScript code
  6. 10. program error that occurs while the program is running
  7. 12. a character or string incorrectly placed in a command or instruction that causes a failure in execution.
  8. 14. is a mathematical function that takes two operands and performs a calculation on them
  9. 16. A programming language specifies the words and symbols that we can use to write a program