Declaration and Access Control
You have the following code in a file called Test.javaclass Base{ public static void main(String[] args){ System.out.println("Hello"); }}public class Test extends Base{}What will happen if you try to compile and run this?

Compiles and runs printing
Runtime error
It will fail to compile.
Compiles and runs with no output.

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Declaration and Access Control
A method within a class is only accessible by classes that are defined within the same package as the class of the method. Which one of the following is used to enforce such restriction?

Declare the method with the keyword public and private.
Do not declare the method with any accessibility modifiers.
Declare the method with the keyword public.
Declare the method with the keyword private.
Declare the method with the keyword protected.

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Declaration and Access Control
Choose all the lines which if inserted independently instead of "//insert code here" will allow the following code to compile:public class Test{ public static void main(String args[]){ add(); add(1);add(1, 2); }// insert code here}

static void add(int args...){}
static void add(int... args, int y){}
static void add(int...args){}
void add(Integer... args){}
static void add(int[]... args){}

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Declaration and Access Control
What will be the output for the below code?static public class Test{ public static void main(String[] args){ char c = 'a'; switch(c){ case 65 : System.out.println("one");break; case 'a': System.out.println("two");break; case 3 : System.out.println("three"); } }}

Compile error - char can't be permitted in switch statement.
two
one
None of these
Compile error - Illegal modifier for the class Test; only public, abstract & final are permitted.

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Declaration and Access Control
Suppose a class has public visibility. In this class we define a protected method. Which of the following statements is correct?

From within protected methods you do not have access to public methods.
This method is accessible from within the class itself and from within all classes defined in the same package as the class itself.
In a class, you cannot declare methods with a lower visibility than the visibility of the class in which it is defined.
This method is only accessible from inside the class itself and from inside all subclasses.

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