Oracle 1Z0-808 Quiz 10 Topic 17 Questions 46-50

Question: 1

Which two are benefits of polymorphism? (Choose two.)

AFaster code at runtime

BMore efficient code at runtime

CMore dynamic code at runtime

DMore flexible and reusable code

ECode that is protected from extension by other classes

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Question: 2

Given:

q2_1Z0-808

What is the result?

AmyStr: 9009, myNum: 9009

BmyStr: 7007, myNum: 7007

CmyStr: 7007, myNum: 9009

DCompilation fails

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Question: 3

Which three statements are true about exception handling?

AOnly unchecked exceptions can be rethrown.

BAll subclasses of the RuntimeException class are recoverable.

CThe parameter in a catch block is of Throwable type.

DAll subclasses of the RuntimeException class must be caught or declared to be thrown.

EAll subclasses of the Exception class except the RuntimeException class are checked exceptions.

FAll subclasses of the Error class are checked exceptions and are recoverable.

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Question: 4

Given:

q4_1Z0-808

What is the result?

AmyStr: 9009, myNum: 9009

BmyStr: 7007, myNum: 7007

CmyStr: 7007, myNum: 9009

DCompilation fails

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Question: 5

Given:

q5_1Z0-808

Aa, e i, o

Ba, e o, o

Ce, e i, o

De, e o, o

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Oracle 1Z0-808 Quiz:10 Topic:17 Questions:46-50