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Trắc nghiệm kiến thức Java Core - Phần I

Authored by Cuong Hung

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Trắc nghiệm kiến thức Java Core - Phần I
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Java provides some statements that will change the flow of control based on conditions. __________ statement stops the execution of the innermost loop in the program and starts processing the next line of code after the block.

jump

break

change

continue

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

All ___________ in a class must be placed after the package statement and before the class declaration.

class members

Access specifiers

Method modifiers

Import statements

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

__________ inside methods are not given any access specifiers.

Class

Global variables

Instance variables

Local variables

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When methods with the same name but different parameters are defined in the same class, then the process is known as ______________

Method clogging

Method overloading

Method overriding

Method recursing

5.

MULTIPLE CHOICE QUESTION

45 sec • 3 pts

1. Primitive variables are used to store primitive data type values.
2. Primitive instance variables are accessible throughout the class in which they have declared.
3. Primitive local variables are declared outside the methods and their scope is global.
4. Primitive variables are used to store reference to objects.

Statements 1, 2 are true

Statements 3, 4 are true

Statements 1, 3 are true

Statements 2, 4 are true

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

____________ literals are enclosed in single quotes.

String

Character

Floating point

Integer

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

____________ consists of sequence of characters enclosed in double quotes.

Character literals

Null literals

Numeric literals

String literals

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