IT 238 -- Midterm Review Guide

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IT 238 -- D2L Midterm Exam Review Guide

Last revised Oct 4, 2022, 9:00 pm

Exam Format for D2L Midterm

20 multiple choice questions, 4 answer choices each
Only one attempt is allowed
120 minute time limit
Exam opens on Thursday, Oct 6; closes on Sunday, Oct 9.
Exam cannot be taken late.
Do not refresh your browser which taking the exam. This will cancel your attempt to take the exam.

Study

Review Exercises
Practice Quizzes
Examples
Projects 0, 1a, 1b, and 2a

HTML/CSS/JavaScript Items and Other Definitions

HTML items:

<html> <body> <head> <title> <link> <script> <meta>
<h1> <h2> <p> <ul> <ol> <li> <table> <tr> <th> <td> <hr>
<input> <label> <button> <textarea> <select> <option>
<fieldset> <img> <a>

CSS Styles:

color  background-color  font-family  font-size  font-weight 
font-style  font  width  height

JavaScript Keywords:

else  false  for  function  if  let  new
null  return  this  true  typeof  var  while

Datatypes:

boolean  number  object  string  undefined

Operators:

Arithmetic: +  -  *  /  **  %
Comparison: ==  ===  <  <=  >  >=  !=  !==
Logical:    &&  ||  !
Assignment: =  +=  -=  *=  /=  %=
Elvis:      ? :
Miscellaneous:  .  [ ]  ( )  typeof  new

Control Structures:

if..else if..else if..else while loop traditional for loop modern for loop

Functions:
Named functions, parameters, arguments, anonymous functions.
Array Property: length

Array Methods:

concat  pop  push  shift  splice  toString  unshift

String Property: length

String Methods:

charAt  concat  endsWith  includes  indexOf  
lastIndexOf  repeat  startsWith  substr  
substring  toLowerCase  toUpperCase  trim

Math Class Methods:

abs  ceil  floor  max  min  random  round  sqrt

Objects Literals:
object literals, methods, toString method)
DOM Manipulation document Method:
```
getElementById
```
Element Object Properties:
```
innerHTML  value
```
HTML/JavaScript Events
```
click  load
```

JSON (JavaScript Object Notation)

JSON.stringify  JSON.parse
Example:
kids = [ {"name": "Alice", "age" : 11},
         {"name": "Bob", "age" : 9} ];

Other JavaScript Concepts

JavaScript output (document.write, console.log, alert, HTML element value or innerHTML), expression interpolation (`${x}`), scope (block, function, global),