Questions and Correct Detailed Answers
Already Graded A+
What does SQL stand for? - CORRECT ANSWER-Structured Query Language
Who determines the standards for SQL? - CORRECT ANSWER-The American
National Standards Institute
What are the versions of SQL? - CORRECT ANSWER-SQL-86 to SQL:2016
What are users vs schemas? - CORRECT ANSWER-A schema is collection of
database objects, including tables, views, sequences, stored procedures, etc. A
user owns a schema.
What is CSS and how does it work? - CORRECT ANSWER-Cascading style
sheets. It styles the website by describing how the HTML elements are to be
displayed.
,How do you change the background color? - CORRECT ANSWER-<background-
color>
What are the different HTMl elements - CORRECT ANSWER-html, head, title,
body
What is doctype used for? - CORRECT ANSWER-It tells the browser what
version of markup language is being used.
How can you create a button in HTML? - CORRECT ANSWER-<button
type="button">My Button </button>
How do you comment in HTML? - CORRECT ANSWER-<!-- This is a single line
comment -->
What is MVC? - CORRECT ANSWER-Model View Controller
it consists of three parts"
one that is the visual part that users interact with - the view,
, one that represents the object being modeled, and
something that manages data between the different parts - the controller.
What is a getter/setter? What is their purpose? - CORRECT ANSWER-Functions
that modify private variables.
How do you select all tables in a database? - CORRECT ANSWER-SELECT*
FROM sys.Tables
or SELECT*FROMinformation_schema.tables
How do you link a style sheet to an html document? - CORRECT ANSWER-By
using the link element
<link rel="stylesheet" type="text/css" href="css/style.css">
Can we overload or override static methods in java? - CORRECT ANSWER-Yes,
we can overload static methods by having the same method but with different
parameters in the sub class. No, we can't override a static method because static
methods are done at compile time while method overriding only occurs at
runtime.