Term pt.2(Arrays)

Question 1

Arrays

Answer 1

An array is a single variable that is used to store different elements. You start an array declaration with an opening and closing square bracket

Question 2

Array Indexes

Answer 2

Array indexes are used to access the data inside arrays. Arrays use zero-based indexing.

Question 3

Multi-Dimensional Array

Answer 3

Is an array or arrays or a multi-leveled array.

Question 4

Push()

Answer 4

An array function. The push() function is a way to append or push data to the end of the array.

Question 5

Pop()

Answer 5

Another array function. The pop() function is used to remove or pop a value off the end of an array and returns that element or data.

Question 6

Shift()

Answer 6

Another array function. The shift() function removes or shifts the first element of the array, the opposite of the pop() function.

Question 7

Unshift()

Answer 7

Another array function. Unshift() adds data to the beginning of an array, the opposite of push().

Question 8

Zero-based Indexing

Answer 8

Zero-based indexing is the indexing that array uses to count data. Which means you count from 0 instead of 1.