nerdexam
Oracle

1Z0-409 · Question #31

Match the following Regular Expression Character classes with their class descriptions: 1) [:alnum:] 2) [:alpha:] 3) [:graph:] 4) [:print:] 5) [:cntrl:]

The correct answer is D. 1-c, 2-d, 3-b, 4-e, 5-a. See the full explanation below for the reasoning.

Question

Match the following Regular Expression Character classes with their class descriptions: 1) [:alnum:] 2) [:alpha:] 3) [:graph:] 4) [:print:] 5) [:cntrl:]

Options

  • A1-d, 2-c, 3-b, 4-e, 5-a
  • B1-c, 2-d, 3-e, 4-a, 5-b
  • C1-d, 2-c, 3-e, 4-b, 5-a
  • D1-c, 2-d, 3-b, 4-e, 5-a
  • Ematch all printable characters

How the community answered

(32 responses)
  • A
    9% (3)
  • B
    16% (5)
  • C
    3% (1)
  • D
    72% (23)

Community Discussion

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Full 1Z0-409 Practice