Object Oriented Programming MCQ with Answers PDF Download eBook - 62

MCQ: Find the wrong initialized constructor

1. obj 1=new obj();
2. obj 1=newobj("Blue Mountain");
3. obj 1=("blue mountain");
4. obj 1=new obj()

MCQ: If a recursive method does not have a base case then

1. an infinite loop condition occurs
2. System gets hanged
3. After 10000 executions program will be automatically stopped.
4. the desired output will never be shown

MCQ: The difference between for and foreach is that

1. The foreach statement repeats a group of embedded statements for each element in an array or an obje
2. The for loop executes a statement or a block of statements repeatedly until a specified expression
3. both a and b
4. For repeats fixed number of times whereas foreach repeats for infinite number of times

MCQ: What could occur in case of no garbage collector used

1. Progressive slow down of the computer
2. A system crash
3. Errors due to wring memory allocation
4. All of the above

MCQ: The keyword to implement an interface is

1. data
2. class
3. enumerations
4. namespace