Which is faster array or list?
Which collection is fail safe?
Why set will not allow duplicates?
What is the capacity of arraylist?
Which list does not allow duplicates?
What is static array?
What is the time complexity of hashmap get () and put () method?
Which collection allows null values?
What is the default size of an arraylist?
Why we use linked list?
Why is hashmap faster than arraylist?
Why is arraylist not thread safe?
Which is better hashset or treeset?
What is the default capacity of hashmap?
What is difference between set and map?