(i) Electronic wallets (e-wallets) or electronic purses allow users to make electronic transactions quickly and securely over the Internet through smartphones (or) computers.
(ii) The electronic wallet functions almost the same as a physical wallet in term that it holds our money
(iii) Electronic wallets were first recognized as a method for storing money in electronic form, and became popular because It provides a convenient way for online shopping.

(i) The crimping tool is a physical tool is used to connect the patch wire and the Ethernet connector.
(ii) The crimping tool looks like a small cutting handle with two mould of Ethernet part.

1. The RJ45 connector is a small plastic cup used to connect the wire inside the connector and ready to connect the Internet.
2. Each RJ45 connector has eight pins and it has 8-position, 8-contact modular plug, it is also known as 8P8C connector.

Two types of RFID tags were Active RFID and Passive RFID systems.

The browser button defined a file-select filed and a "Browse" button for file uploads.

(i) Form tag is used to mention a method (POST or GET) and control the entire form controls in the HTML document.
(ii) All input values are synchronized and sent to the server via POST or GET method.

Syntax of 'for loop'
for (init counter; test counter; increment counter)
{
code to be executed;
}

(i) It is used to perform different action based on different conditions.
(ii) It works the same as if statement and it can check for multiple values at a time.

The if ... else statement is a conditional statement in PHP. It executes one block of code if a condition is true and another block of code if the condition is false.

Associative arrays are a key-value pair data structure.
Syntax:
array (key⇒ value, key ⇒ value, etc);
key ⇒ Specifies the key (numeric or string)
value ⇒ Specifies the value

(i) Values can be passed from one function to another function thru parameters.
(ii) The parameter is also called as arguments, it is like variables.
(iii) The arguments are mentioned after the function name and inside of the parenthesis.

A server is a computer or a device that provides functionality for other programs or devices, called "clients". This architecture is called the client server model, and a single overall computation is distributed across multiple processes or devices.

(i) PHP can be easily embed with HTML and other client side scripting language like CSS [cascading style sheets) and Java scripts.
(ii) It also creates dynamic and interactive webpages in the real time Web development projects.
(iii) It is competitor of ASP and JSP.
(iv) 78.9% of websites are developed by PHP.

In ER Model, relationship exits between two entities.
Types :
(i) one-to-one Relationship,
(ii) one-to-many Relationship,
(iii) many-to-many Relationship.

Single Valued Attribute: A single valued attribute contains only one value for the attribute and they don't have multiple numbers of values.
Multi Valued Attribute: A multi valued attribute has more than one value for that particular attribute.

Data models define how the logical structure a database is modeled. Data models define how data is connected to each other and how they are  processed andstored inside the system
Types of Data Model :
1) Hierarchical database model 
2) Network model 
3) Relational model 
4) object oriented database model

A text block contains text you type, paste, or import.

(i) A document page is displayed within a dark border.
(ii) The area outside of the dark border is referred to as the pasteboard.
(iii) Anything that is placed completely in the pasteboard is not visible when the document is printed.
(iv) The use of pasteboard is to temporarily hold elements while designing document.

In the Windows 7 operating system, we can open Adobe PageMaker using the command sequence
Start → All Programs → Adobe → PageMaker 7.0 →Adobe PageMaker 7.0

Desktop publishing (abbreviated DTP) is the creation of page layouts for documents using DTP software.

It is any sort of production that user combination of text, audio and graphics to tell about something.
Eg. Educational, Sale of product etc.

Animation is the process of displaying still images with continuous movement.
Features:
(i) Screen object is a vector image.
(ii) Animation tools are very powerful and effective.
(iii) Frame rate: 16 frames/sec for smoothness impression, 25 frames/sec for natural looking.

Text component in multimedia can be classified as
(i) Static text. 
(ii) Hypertext.

Multimedia allows the users to combine and change data from various sources like image, text, graphics,video and audio to a single platform.
Features:
(i) It has become the latest enriching experience in the field of information sector.
(ii) It has brought a lot of changes to computing, entertainment and education.