How to externally synchronize hashmap?
A. HashMap.synchronize(HashMap a);
B. HashMap a = new HashMap();
a.synchronize();
C. Collections.synchronizedMap(new HashMap<String, String>());
D. Collections.synchronize(new HashMap<String, String>());
Answer: Option C
This Question Belongs to Java Program >> Collections Framework In Java
What is the purpose of the Java Collections Framework?
A. To provide a unified architecture for representing and manipulating collections
B. To provide a way to create arrays
C. To define primitive data types
D. To handle exceptions
A. `Collection`
B. `Map`
C. `Set`
D. `List`
What is the primary difference between a `List` and a `Set` in the Java Collections Framework?
A. A `Set` allows duplicate elements, while a `List` does not
B. A `List` is unmodifiable, while a `Set` is modifiable
C. A `List` allows duplicate elements, while a `Set` does not
D. A `Set` is indexed, while a `List` is not
Which class is typically used to implement a `List` in the Java Collections Framework?
A. `HashMap`
B. `ArrayList`
C. `LinkedList`
D. None of These
Join The Discussion