Q. In which of the following collections is the I/O based on a key?

View solution

Q. A HashTable t maintains a collection of names of states and capital city of each state.Which among the following finds out whether “New delhi” state is present in the collection or not?

View solution

Q. Which among the given statements are correct about the Stack collection?

View solution

Q. Among the given collections which one is I/O index based?

View solution

Q. Which statements among the following are correct about the Collection Classes available in Framework Class Library?

View solution

Q. Which is the correct statement about an ArrayList collection that implements the IEnumerable interface?

View solution

Q. Which among the following is the correct way to find out the number of elements currently present in an ArrayListCollection called arr?

View solution

Q. Which among the following is not an interface declared in System.Collection namespace?

View solution

Q. Which among the following is not the ordered collection class?

View solution

Q. Which of the following statements are correct about the Collection Classes available in Framework Class Library?

View solution

Q. Which of the following is the correct way to find out the number of elements currently present in an ArrayList Collection called arr?

View solution

Q. Suppose value of the Capacity property of ArrayList Collection is set to 4. What will be the capacity of the Collection on adding fifth element to it?

View solution

Q. Which of the following is NOT an interface declared in System.Collections namespace?

View solution

Q. A HashTable t maintains a collection of names of states and capital city of each state. Which of the following is the correct way to find out whether "Kerala" state is present in this collection or not?

View solution

Q. In a HashTable Key cannot be null, but Value can be.

View solution

Q. How many enumerators will exist if four threads are simultaneously working on an ArrayList object?

View solution