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Given the following declarations Super1 objSuper1 = new Super1(); Sub1 objSub1 = new Sub1(); Question: True or False - assuming that Sub1 extended Super1 (i.e.
Given the following declarations Super1 objSuper1 = new Super1(); Sub1 objSub1 = new Sub1(); Question: True or False - assuming that Sub1 extended Super1 (i.e. Super1 is the superclass for Sub1), can objSub1 be typecasted to Super1 without error?
True | ||
False |
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Database Management An Organizational Perspective
Authors: Richard T. Watson
1st Edition
0471305340, 978-0471305347
