Arrays

Pick up the odd one

• List

• variable

• array

positioning of values inside array is called as

• position

• index

• number

• values

Choose the incorrect format of creating an array

• array_name2=[];

• array-name=[];

• 2arrayname=[];

• array@name=[];

• array$name=[];

var names= ["batMan", "spiderMan", "hulk", "Avengers"];

value = names[1];

console.log(value);

• batMan

• spiderMan

• hulk

• Avengers

var names= ["bat man", "spider man", "hulk", "Avengers"];

value = names[4];

console.log(value)

• Avengers

• hulk

• undefined

Pick the correct syntax to find the number of values inside an array

• arrayname.values;

• arrayname.length;

• arrayname.length();

Code to get the last value in this array

var names= ["bat man", "spider man", "hulk", "Avengers"];

• names[(names.length)-1];

• names[3];

• (names.length)-1

Ways of adding a new value to the end of the array

var names= ["bat man", "spider man", "hulk", "Avengers"];

• names.push("aquaman")

• names[names.length]="aquaman";

• names.pop();

var names= ["bat man", "spider man", "hulk", "Avengers"];

console.log(typeof(names));

• array

• object

• string

Choose all that is true about array

• an array is a variable that is used to store different data types

• stores multiple values in one box

• an array is an ordered list of values

• length of an array is dynamically sized and auto-growing

• Every value is associated with numeric index starting with 1