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Author Question: In order to determine the type that a polymorphic variable refers to, the decision is made (Read 188 times)

ap345

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  • Posts: 537
on: Aug 30, 2020

Question 1

If you instantiate an Abstract class, the class or object you wind up with
◦ is also an Abstract class
◦ is a normal class
◦ is an Interface
◦ is a reference to an Object
◦ can't exist-you cannot instantiate an Abstract class

Question 2

In order to determine the type that a polymorphic variable refers to, the decision is made
◦ by the programmer at the time the program is written
◦ by the compiler at compile time
◦ by the operating system when the program is loaded into memory
◦ by the Java run-time environment at run time
◦ by the user at run time
Java Software Solutions: Foundations of Program Design ¦ Lewis, Loftus ¦ 8th Edition
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Marked as best answer by ap345 on Aug 30, 2020

stillxalice

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Reply #1 on: Aug 30, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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ap345

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Reply 2 on: Aug 30, 2020
Excellent

isabelt_18

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Reply 3 on: Yesterday
Wow, this really help

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