单项选择题
You want a class to have access to members of another class in the same package. Which is the most restrictive access modifier that will accomplish that will accomplish this objective?()
A. Public
B. Private
C. Protected
D. Transient
E. No access modifier is required.
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单项选择题
Whichwilldeclareamethodthatisavailabletoallmembersofthesamepackageandcanbereferencedwithoutaninstanceoftheclass?()
A. Abstract public void methoda();
B. Public abstract double methoda();
C. Static void methoda(double d1){}
D. Public native double methoda() {}
E. Protected void methoda(double d1) {} -
单项选择题
//point X public class foo { public static void main (String[]args) throws Exception { java.io.printWriter out = new java.io.PrintWriter { new java.io.outputStreamWriter (System.out), true; out.printIn(“Hello”); } } } Which statement at PointX on line 1 allows this code to compile and run?()
A. Import java.io.*;
B. Include java.io.*;
C. Import java.io.PrintWriter;
D. Include java.io.PrintWriter;
E. No statement is needed. -
单项选择题
public class Foo { public void main (String [] args) { system.out.printIn(“Hello World.”); } } What is the result?()
A. An exception is thrown.
B. The code does no compile.
C. “Hello World.” Is printed to the terminal.
D. The program exits without printing anything.
