GIAC GIAC Information Security GSSP-JAVA Questions & Answers

• Question 61:

  Mary works as a Software Developer for XYZ Inc. She writes the following code.

  1.

  class Alpha {

  2.

  public static class Beta { }

  3.

  }

  4.

  class Delta {

  5.

  // insert code here

  6.

  }

  Which of the following code statements can be inserted at line 5 to create an instance of the Beta class

  defined in the class Alpha?

  A. Beta b = new Beta();

  B. Alpha a = new Alpha();

  C. Beta = new a.Beta();

  D. The class Beta cannot be instantiated at line 5.

  E. Alpha.Beta b = new Alpha.Beta();

  Correct Answer: D

• Question 62:

  You work as a Software Developer for Developer Inc. You write the following code.

  interface A {public boolean b = false;}

  class C implements A {public static void main(String args[]) {b = true;System.out.println(b);}} Which of the

  following will be the result, when you try to compile and execute the above code?

  A. The code will compile and print false.

  B. The code will compile, but it will not execute.

  C. The code will compile and print true.

  D. The code will not compile.

  Correct Answer: D

• Question 63:

  Which of the following statements about various authentication mechanisms in J2EE are true?

  A. The FORM based authentication requires a user to possess a Public Key Certificate.

  B. The realm string of the BASIC authentication must reflect a security policy.

  C. In case of the CLIENT-CERT authentication, a base-64 encoded user name and password is used.

  D. The DIGEST authentication may or may not be supported for a J2EE 1.4 compliant Web container.

  Correct Answer: D

• Question 64:

  Mark works as a Programmer for InfoNet Inc. He writes the following programs.

  1.

  package book;

  2.

  public class read

  3.

  {

  4.

  (access modifier) int r1=10;

  5.

  }

  1.

  package book1;

  2.

  import book.read;

  3.

  class Doread extends read

  4.

  {

  5.

  public void test()

  6.

  {

  7.

  System.out.println("The value of r1 is." +r1);

  8.

  }

  9.

  }

  Which of the following access modifiers will be put in the place of the word, (access modifier), to compile

  the program successfully?

  A. default

  B. public

  C. protected

  D. private

  E. volatile

  Correct Answer: C

• Question 65:

  Which of the following data type values is returned by the System.in.read() console input function?

  A. String

  B. Integer

  C. Float

  D. Character

  Correct Answer: B

• Question 66:

  Which of the following exceptions will be thrown by the validate method if the result type does not match the Source type, or if the specified source is neither SAXSource nor DOM Source?

  A. SAXException

  B. NullPointerException

  C. IllegalArgumentException

  D. IOException

  Correct Answer: C

• Question 67:

  Which of the following CLDC connector modes is used only for data input over a connection?

  A. READ_WRITE

  B. READ

  C. WRITE

  Correct Answer: B

• Question 68:

  Which of the following is a valid constructor for the DataInputStream class?

  A. DataInputStream(File file)

  B. DataInputStream(FileInputStream fin)

  C. DataInputStream(String str)

  D. DataInputStream(FileInputStream fin, int size)

  Correct Answer: B

• Question 69:

  Which of the following TextField constraints hides the input while a user is entering the data in the text box?

  A. ANY

  B. NUMERIC

  C. PASSWORD

  D. CONSTRAINT_MASK

  Correct Answer: C

• Question 70:

  Which of the following fields is required when a user is authenticated using FORM authentication?

  A. j_security_check

  B. password

  C. j_pw

  D. jid

  E. _jid

  F. jpassword

  Correct Answer: A