Coding

Question 1

What is a macro used for?

Answer 1

A macro is used to automate a repetitive or complicated process, or to add functionality to a program

Question 2

What are some of the uses for a scripting language?

Answer 2

Scripting languages can be used to create a macro or to add extra functionality to an application

Question 3

Scripting languages offer all the functionality of a programming language but must be run inside what?

Answer 3

They must be run inside a larger application such as a web browser or word processor.

Question 4

What does HTML stand for?

Answer 4

Hypertext Mark-up Language

Question 5

What can JavaScript be used for in a web page?

Answer 5

• Create a more active page
• Validate input on forms
• Customise page content
• can control the web browser
• Can be used for pop up menus

Question 6

What are some limitations of JavaScript?

Answer 6

• Cannot connect to a web based database on its own
• Cannot access files on your computer
• cannot keep track of settings long-term

Question 7

Explain Client-side scripting?

Answer 7

The scripts for a website are executed on the clients computer. this allows the code to be viewed and copied.

Question 8

Explain Server-side scripting?

Answer 8

the code for a website is executed on the server. this does not allow code to be viewed or copied.

Question 9

What is a script?

Answer 9

A script is a set of instructions for a web page and they provide a change to the way that a web page is displayed.

Question 10

In client side scripting where are the scripts executed?

Answer 10

On the users computer

Question 11

Give two examples of what Client side scripting can be used for?

Answer 11

To show an answer to a question or to display the date and time or to display videos

Question 12

Give two disadvantages of client-side scripting

Answer 12

Scripts might run slow if the users computer is slow or the scripts may not run if the browser does not understand the scripting language.

Question 13

What is a parameter?

Answer 13

A parameter is a piece of data we can pass into a function or procedure

Question 14

What is HTML5 and what does it include?

Answer 14

the newest version of HTML and includes many validation functions which used to be performed on a separate scripting language

Question 15

In server-side scripting where are the codes executed?

Answer 15

Codes are executed on the server

Question 16

Is server-side scripting more secure than client-side scripting?

Answer 16

Server-side scripting is more secure as the code is not available for the user to view

Question 17

Where can server side scripting be used?

Answer 17

Used for logging into websites or for displaying personal preferences on a website

Question 18

What does SQL stand for?

Answer 18

SQL stands for Structured Query Language

Question 19

What does the term optimisation mean?

Answer 19

Optimisation is trying to ensure that a website is returned by a search engine when a search is made

Question 20

Why do websites try to manipulate search engine results?

Answer 20

Websites try to manipulate search engine results in an attempt to have their website ranked higher up

Question 21

What is keyword stuffing?

Answer 21

Keyword stuffing is adding many poplar keywords to the meta tags in a website to try to manipulate the search engine results

Question 22

What is the significance of back links?

Answer 22

Back links can improve a search engines rating of a website in a search engine as the number of links towards a page is counted

Question 23

Name three ways of optimising the load time of a web page?

Answer 23

• Compressing media files used in the page linking to external scripts at the end of a file.
• Minimising code used in the page. specifying different resolution image files in the CSS file.
• Combining external files (eg JavaScript or CSS) so that only one of each type of file is requested from the server.