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programming languages Online Quiz - 259

Description: programming languages Online Quiz - 259
Number of Questions: 20
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Tags: programming languages
Attempted 0/20 Correct 0 Score 0
  1. One

  2. Zero

  3. Two

  4. None of the Above


Correct Option: B
  1. Data Hiding

  2. Encapsulation

  3. Operator Overloading

  4. None Of the Above


Correct Option: C

Which of the following is used to store data of different types

  1. Arrays

  2. Structures

  3. Both a and b

  4. None of the Above


Correct Option: B
  1. LinkedList l=new LinkedList();

  2. List l=new LinkedList();

  3. LinkedList l=new LinkedList();

  4. LinkedList l=new LinkedList()

  5. List l=new LinkedList();


Correct Option: B,C
  1. numeric will be represented by blank and character will be represented by .

  2. both character and numeric will be represented as blanks

  3. numeric will be represented by . and character will be represented by blank

  4. numeric will be represented by . and character will be represented by NULL values


Correct Option: C

what could be replaced with the "XX" in the following program to compile and run sucessfully? select four choices. class Parent{ public void amethod(int i) throws IOException{ } } public class Child extends Parent{ //XX }

  1. public void amethod(int i) throws FileNotFoundException{ }

  2. public void amethod(int i) throws IOException, RuntimeException{ }

  3. public void amethod(int i) throws RuntimeException{ }

  4. public void amethod(int i) throws Exception{ }

  5. public void amethod(int i) { }

  6. public void amethod(int i) throws Throwable{ }


Correct Option: A,B,C,E

Class Foo{ Int num; Baz comp=new Baz(); } Class Bar{ Boolean flag; } Class Baz extends Foo{ Bar thing=new Bar(); Double limit; }

  1. A Bar is a Baz

  2. A Foo has a Bar

  3. A Baz is a Foo

  4. A Foo is a Baz

  5. A Baz has a Bar


Correct Option: C,E
  1. It exhibits high cohesion

  2. It exhibits low cohesion

  3. It exhibits tight coupling

  4. It exhibits loose coupling

  5. None of the Above


Correct Option: B

Select correct answer Given: Class A{ A(){ System.out.print(“A”); } } Class B extends A{ B(){ this(4); super(); System.out.print(“B”); } B(int i){ System.out.print(“C”); } }

  1. Does not compile

  2. prints "ABC"

  3. prints "ACB"

  4. prints "CAB"

  5. run time exception


Correct Option: A
  1. java.util.HashSet

  2. java.util.LinkedHashMap

  3. java.util.Hashtable

  4. java.util.Vector

  5. none of these


Correct Option: E

Which date function advances a date, time or date/time value by a given interval?

  1. INTCK

  2. INTNX

  3. INTCX

  4. INTNK


Correct Option: B

Which of the following can be used to read numeric values that contain numeric values and commas into a SAS dataset?

  1. comma. informat

  2. dollar. format

  3. comma. format

  4. w.d informat


Correct Option: A
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