Set 19

True or False

QID: 
476

Using a continue in a while loop causes the loop to break the current iteration and start the next iteration of the loop.

Select 1 option

A. True
B. False

Multiple Choice Question

QID: 
475

What is the effect of compiling and running the code shown in exhibit?

public class TestClass{
   public static void main (String args []){
      int sum = 0;
      for (int i = 0, j = 10; sum > 20; ++i, --j)      // 1
      {
         sum = sum+ i + j;
      }
      System.out.println("Sum = " + sum);
   }
}

Select 1 option

A. Compile time error at line 1.
B. It will print Sum = 0 
C. It will print Sum = 20
D. Runtime error. 
E. None of the above.

Multiple Choice Question

QID: 
474

Given the following code fragment, which of the following lines would be a part of the output?

outer:
   for ( int i = 0 ; i<3 ; i++ ){
      for ( int j = 0 ; j<2 ; j++ ){
         if ( i == j ){
            continue outer;
         }
         System.out.println( "i=" + i + " , j=" + j );
      }
   }

Select 2 options

A. i = 1, j = 0
B. i = 0, j = 1
C. i = 1, j = 2 
D. i = 2, j = 1
E. i = 2, j = 2

Multiple Choice Question

QID: 
473

Which of the following are true about the enhanced for loop?

Select 3 options

A. It can iterate over an array or a Collection but not a Map.
B. Using an enhanced for loop prevents the code from going into an infinite loop
C. Using an enhanced for loop on an array may cause infinite loop.
D. An enhanced for loop can iterate over a Map.
E. You cannot find out the number of the current iteration while iterating.

Multiple Choice Question

QID: 
472

Which of these for statements are valid?

1. for (int i=5; i=0; i--) { }
2.  int j=5;
      for(int i=0, j+=5;  i<j ; i++) {  j--;  }
3. int i, j;
    for (j=10; i<j; j--) { i += 2; }
4. int i=10;
    for ( ; i>0 ; i--) { }
5. for (int i=0, j=10; i<j; i++, --j) {;}

Select 1 option

A. 1, 2
B. 3, 4 
C. 1, 5
D. 4, 5 
E. 5

Pages

Search the Web

Custom Search

Searches whole web. Use the search in the right sidebar to search only within javajee.com!!!

Quick Notes Finder Tags

Activities (1) advanced java (1) agile (3) App Servers (6) archived notes (2) ArrayLists (1) Arrays (2) Best Practices (12) Best Practices (Design) (3) Best Practices (Java) (7) Best Practices (Java EE) (1) BigData (3) Chars & Encodings (6) coding problems (2) Collections (15) contests (3) Core Java (All) (52) course plan (2) Database (12) Design patterns (8) dev tools (3) downloads (2) eclipse (9) Essentials (1) examples (14) Exception (1) Exceptions (4) Exercise (1) exercises (6) Getting Started (18) Groovy (2) hadoop (4) hibernate (77) hibernate interview questions (6) History (1) Hot book (4) http monitoring (2) Inheritance (4) intellij (1) java 8 notes (4) Java 9 (1) Java Concepts (7) Java Core (7) java ee exercises (1) java ee interview questions (2) Java Elements (16) Java Environment (1) Java Features (4) java interview points (4) java interview questions (4) javajee initiatives (1) javajee thoughts (3) Java Performance (6) Java Programmer 1 (11) Java Programmer 2 (8) Javascript Frameworks (1) Java SE Professional (1) JSP (1) Legacy Java (1) linked list (3) maven (1) Multithreading (16) NFR (1) No SQL (1) Object Oriented (9) OCPJP (4) OCPWCD (1) OOAD (3) Operators (4) Overloading (2) Overriding (2) Overviews (1) policies (1) programming (1) Quartz Scheduler (1) Quizzes (17) RabbitMQ (1) references (2) resources (1) restful web service (3) Searching (1) security (10) Servlets (8) Servlets and JSP (31) Site Usage Guidelines (1) Sorting (1) source code management (1) spring (4) spring boot (3) Spring Examples (1) Spring Features (1) spring jpa (1) Stack (1) Streams & IO (3) Strings (11) SW Developer Tools (2) testing (1) troubleshooting (1) user interface (1) vxml (8) web services (1) Web Technologies (1) Web Technology Books (1) youtube (1)