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    INSIDE THE SERIES

                      The key features of the series have been designed to ensure better learning, assessment and
                      evaluation.

                                                       Learning Resources

                                                          Tech Funda: This section provides
                                                           a practical information or tip to
                                                                   the students.

                                                                   insErting symbol
                                                                  To insert a symbol, follow the given steps:
                                                                  Step 1  Click on the Symbol tool from the Drawing toolbar.
                                                                  Step 2  Select a shape from the pop-up menu.
                                                                  Step 3  Hold down the left mouse button and drag the pointer to draw the shape.
                                                                   The shape is drawn in the working area.
                                                                            3
                           Goal Glimpse: This section              2 1                          Clickipedia: This section

                           describes the objective of             Hold down the shift key to keep the shape’s aspect ratio (height and width   provides interesting
                                                                   Tech Funda
                                                                  ratio).
                                 the chapter.                      insErting spECial CharaCtErs     computer facts.
                                                                  Special characters are symbols or letters not available directly on the keyboard,
                                                                  such as ©, ™, €, or accented letters like é, ñ, ü. LibreOffice Writer makes it easy to
                                                                  insert them into your document.
                                                                  To insert special character in the document, follow the given steps:
                                                                  Step 1  Open the LibreOffice Writer application.
                                                                  Step 2  Place the cursor where you want to insert the special character.
                                                                                                    E-Mail Address
                                                                 76  Premium Edition-V              You need to have an electronic address to send and receive e-mails. This electronic
                                1  EVOLUTION OF COMPUTERS                                           address is  called e-mail  address. The   orangeeducation123@gmail.com
                                                                                                    e-mail address is unique for  every   Username  Domain name
                                                                                                    Internet user. Some examples of e-mail
                                                                                                    addresses are as under:
                                                                                                     orangeeducation123@gmail.com  vikas@yahoo.co.in
                                                                                                    Although, these e-mail addresses have different formats depending upon the type
                                Goal Glimpse
                                                                                                    of network but, they always have same form—a username and a domain name—
                                  Early Counting Tools     Computer Generations                     separated by @ (pronounced as ‘at’) symbol. The portion before the at (@) symbol
                                  Types of Computers                                                is called the username and the later one is called domain name.
                                                                                                    The username is unique to every  individual sending or  receiving  e-mails. The
                                                                                                    domain name is common to all the individuals using a particular server or network
                               So far, you have learnt about the various uses of the computer. You have also learnt
                                                                                                    for sending or receiving e-mails.
                               that the computer is a powerful device and can be used to accomplish a variety
                               of tasks. In the past, a great deal of research was conducted to develop a powerful   Clickipedia
                               machine. In this chapter, you will learn about the scientists who were responsible   The first email was sent by Ray Tomlinson in 1971. It was a test message sent
                               for creating the effective device you use in your everyday life.     between two computers that were right next to each other. The content was
                                                                                                    likely 'QWERTYUIOP.' He also used the '@' symbol in email addresses to separate
                                 Early Counting tools
                               Since ancient times, people have invented tools for calculations. Early humans tied   the user's name from the computer's name.
                               knots in ropes and carved marks on clay to keep records. They also used fingers,   Creating an E-mail Account
                               toes, pebbles, stones, sticks, knotted strings, and bones to count.
                                                                                                    There are various websites that give e-mail service free of cost. Some of the very
                                                                                                    popular ones are Gmail, Yahoo Mail, Outlook, ProtonMail, Zoho Mail, AOL Mail, GMX
                                                                                                    Mail, iCloud Mail, etc. You can create your e-mail account with any of these service
                                                                                                    providers. The most common general  purpose and  free  e-mail service provider
                                                                                                    is Gmail. You can open account with any of the other service providers also. The
                                                                                                    basics steps involved in creating an e-mail account are:
                                    Early Counting Tools
                               Abacus—First Calculating Device                                      Step 1   Type www.gmail.com at the address bar of the web browser and press
                                                                                                     Enter key. Now, click on the website link of Gmail.
                               The first step towards computing was the invention of the Abacus
                               around 3000 years ago in China. It is a wooden frame with beads        1
                               on parallel wires. It is used to do simple calculations like addition
                               and subtraction. This device is used to calculate numbers at a fast
                               speed.      Abacus
                                                                                                    144  Premium Edition-V
                                         Evolution of Computers  7
                                                          Competency-based Questions:
                                                          Focus on demonstrating learning
                                                              outcomes and achieving
                                                             proficiency in the subject.
                                                                     2.  What do you understand by e-mail address?
                                                                   ........................................................................................................................................................
                                                                   ........................................................................................................................................................
                                                                     3.  Define Netiquettes.
                                                                   ........................................................................................................................................................
                                                                     4.  Explain any four advantages of an e-mail.
                                                                   ........................................................................................................................................................
                            Hands-On: This section                   5.  Differentiate between emoticons and abbreviations.  Restart: This section provides a
                                                                   ........................................................................................................................................................
                                                                   ........................................................................................................................................................
                                                                   ........................................................................................................................................................
                          contains craft based activities              Mind Boggler         summary of the chapter for quick
                                                                  Competency-based questions.
                                                                           Skills Century  21 st  #Technology Literacy
                                                                            #Critical Thinking
                                                                  1.    Ritu wants to send her project file to three friends at once but doesn’t want
                             for home assignment.                  each friend to see the other’s email address. Which email feature should she   recapitulation.
                                                                   use while composing the mail?
                                                                  2.  Meera receives an email from a stranger claiming she has won a large lottery
                                                                   prize and asking for her personal details. What should she do to stay safe?
                                                                           21 st
                                                                   Lab Session  Century  Skills #Technology Literacy
                                                                     Create an e-mail address on Yahoo.com website with the help of your teacher.
                                                                     Write  an  e-mail  to  your  friend  explaining  the  netiquette  that  should  be
                                                                   followed while using the Internet.
                               D.   Given below are the hints about various characteristics   Century  21 st  #Critical Thinking  Step 4:  Release the mouse button.
                                of computers. Complete  the following  crossword  by   Skills  Teacher's Note  The image will be rotated in the specified direction.
                                using the hints.                   1. Discuss the concept of web browsing and search engine.
                                      1.                           2. Demonstrate the steps for creating an email address.
                                  Down                             3. Explain netiquettes and Internet safety to the students.
                                      S
                                1.  It does calculations faster
                                 than man.                                 Internet and E-mail  155
                                4.  It never makes mistakes.
                                           4.
                                  Across   A
                                2.   It never gets tired.  2.  D  G
                                3.  It can store lots of
                                 information.
                                        3.  E  R
                                                                                                     Restart
                                                                                                      Copying content will enable users to duplicate elements making it easy to
                                           Y
                                                                                                    replicate information.
                                          Hands-On                                                    Moving content involves repositioning elements within or across slides to
                                                                                                    enhance the organisation and flow of the presentation.
                                          21 st                                                       Deleting content removes unnecessary information. Deleting text on slides
                                Draw any two output devices in the provided space.  Century   #Creativity
                                          Skills                                                    is an easy process.
                                                                                                      Rearranging slides helps to organise ideas better and present information in
                                                                                                    a logical sequence.
                                                                                                      LibreOffice Impress provides various types of drawing graphic objects, such
                                                                                                    as lines, rectangle, ellipse, etc.
                                                                                                      A rotating object refers to a process in which the object is turned around a
                                                                                                    central point or axis.
                               16  Premium Edition-III
                                                                                                    106  Premium Edition-V

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