Skip to main content
Engineering LibreTexts

5.8: Vocabulary

  • Page ID
    21121
  • \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)

    collection:
    An object that contains other objects, or more specifically, one of the objects in the Java library, like ArrayList, that contains objects.
    inheritance:
    The ability to define a new class that has the same instance variables and methods of an existing class.
    subclass:
    A class that inherits from, or extends, an existing class.
    superclass:
    An existing class that is extended by another class.
    wrapper method:
    A method that calls another method without doing much additional work.
    bottom-up development:
    A way of developing programs by identifying simple pieces, implementing them, and then assembling them into more complex algorithms.
    HAS-A:
    A relationship between two classes where one class “has” an instance of another class as one of its attributes.
    IS-A:
    A relationship between two classes where one class extends another class; the subclass “is” an instance of the superclass.

    5.8: Vocabulary is shared under a CC BY-NC-SA 3.0 license and was authored, remixed, and/or curated by Allen B. Downey (Green Tea Press) .

    • Was this article helpful?