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5 Written Questions

5 Matching Questions

  1. for()
  2. krsort()
  3. strcmp()
  4. strtolower()
  5. dechex()
  1. a compares 2 strings, returns +#, -#, or 0 based on comparison
  2. b a loop that takes 3 expressions: initialization, test, and iteration
  3. c inverse of ksort()
  4. d accepts decimal number -> hexadecimal form
  5. e makes letters lowercase in a string

5 Multiple Choice Questions

  1. returns length of string
  2. reverse sorting of sort()
  3. takes 2 arguments: string, replacement string
  4. returns true or false
  5. accepts string -> string with each \n replaced by <br>

5 True/False Questions

  1. substr()takes 3 arguments: string, starting position, number of characters to return

          

  2. preg_match()2 args: value, array -> key

          

  3. unset()sorts an array by keys

          

  4. strval()returns length of string

          

  5. array_key_exists()2 args: value, array -> key

          

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