Whiteboarding Problems

Whiteboarding problems from The Iron Yard-Austin Front End Engineering class

October-November 2015

greater-integer.js

Create a function that, given two integers, returns the greater of the two

hello-name.js

Create a function that takes a name and display "hello" plus that name

• Display "hello" plus that name if the name begins with "A-L"
• Display "goodbye" plus that name if the name begins with "M-Z"

dice-roll.js

Create a function "dice" that will return a roll of 2 dice between 1 & 6

month-number.js

Given a month number, return the name of the month

absolute-value.js

Create a function that determines the absolute value of a given number

smallest-integer.js

Create a function that, given three numbers, returns the smallest of the three

random-element.js

Given an array, return one randomly selected element

value-in-array.js

Given an array and a value:

• Return true if the value exists in the array
• Return false if it does not exist in the array
• Do not use indexOf or .find

largest-in-array.js

Given an array of integers, return the largest integer

sum-of-array.js

Given an array of numbers, return the sum of all numbers

number-positive.js

Given an array of numbers, return the number of positive numbers

ask-input.js

Create a function that will ask user a yes or no question.

• It will continue to ask until their input is "yes" or "y" or "no" or "n"

has-own-property.js

Recreate the method hasOwnProperty

• Takes an object and string as arguments
• Return true if the property exists in the object
• Return false if the property does not exist in the object

number-of-each-letter.js

Create a function that takes a string

• Return an object with each letter and number of times it occured in the string

insert-string.js

Given two strings, put the second string in the middle of the first string