最新的Oracle Java Foundations - 1z0-811免費考試真題

A. A compilation error occurs at line n1.

B. 100
100

C. A compilation error occurs at line n2.

D. 100
200

A. java.io

B. java.lang

C. java.util

D. java.math

A. It can be a non-static method.

B. Its parameter can be of type Integer [].

C. It cannot be defined in a non-public class.

D. It cannot be invoked by its name.

A. The commands:
javac Student.java
java Student Richard William Java
are used to print Richard William is studying Java.

B. The commands:
javac Student.java
java Student "Richard William" Java
are used to print Richard William is studying Java.

C. The commands:
javac Course.java
javac Student.java
java Course
java Student "Richard William" Java
are used to print Richard William is studying Java.

D. The commands:
javac Student.java
java Student Richard William Java
throw an error about a missing Course.class file.

A. code reuse

B. information hiding

C. information sharing

D. modularity

E. separation of state and behavior

A. System.out.println(c.name + ":" + Course.count);

B. System.out.println(name + ":" + count);

C. System.out.println(Course.name + ":" + c.count);

D. System.out.println(c.name + ":" + count);

A. 25.00

B. 25.7

C. 26

D. 25.67

A. They can be compared with the compareTo method only.

B. They can be compared with the == operator.

C. They can be compared with the equals method only.

D. They cannot be compared.