Which data type should you use if you want to store duplicate elements and be able to insert or delete elements anywhere efficiently?

a. ArrayList
b. LinkedList
c. Vector
d. Set
e. Stack

b

Computer Science & Information Technology

You might also like to view...

What are considered great defense mechanisms for malware?

A. restore points B. virus signatures C. cloaking techniques D. concealing techniques

View
Computer Science & Information Technology

What is the output of the following code?

``` ArrayList list = new ArrayList(); String s1 = new String("Java"); String s2 = new String("Java"); list.add(s1); list.add(s2); System.out.println((list.get(0) == list.get(1)) + " " + (list.get(0)).equals(list.get(1))); ``` a. true false b. false true c. true true d. false false

View
Computer Science & Information Technology

Case-Based Critical Thinking Questions ? Case 13-1 ? Kenneth wants to create a custom object for a specific programming task. He has defined the custom object by creating it as an object literal. Kenneth can also use a(n) _____ to define the custom object.

A. base object B. for…inloop C. prototype chain D. object constructor

View
Computer Science & Information Technology

A _____ website structure connects webpages in a treelike structure. ?

A. ?hierarchical B. partitional? C. ?webbed D. ?nested

View
Computer Science & Information Technology