Page 6 - Touchpad_Plus_V3.2_Class3
P. 6

INSIDE THE SERIES



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



                                                   Learning Resources



                                                                                          Wireless Mouse
                                                                                          A wireless mouse has no wire. It runs on batteries. It is also
                                                                                          an optical mouse.
                                                                                          Functions of the Mouse
                                                                                                               Wireless mouse
                                                                                          Let us study the various functions of a mouse.
                                                                                           click
                                                                                                 Single-click or Click
                         Your Aim: This section        Tech Funda: This section provides    Clickipedia: This section
                                                                                                 Releasing the left button of the mouse after pressing it once is
                                                                                                 called single-click. A single-click is for selecting an item.
                                                                                                               click
                      describes the objective of the    a practical information or tip to   provides interesting computer
                       1    Computer Networking                                            Single-click        click
                               chapter.                        the students.              Double-click  facts.
                                                                                          Releasing the left button of the mouse after pressing it twice
                                                                                          quickly is called double-click. A double-click opens the selected
                                                                                          item.                 Double-click

                       Your Aim                           Tech Funda
                       to learn about:
                             Computer Network       Need for Computer Network
                             Advantages of Computer Network         Components of a Network  Home key moves the  cursor  to  the  beginning of   Home  The computer mouse was invented by Douglas Engelbart.
                             Network Terminologies           Devices Required for a Network  the line.
                             Types of Networks              Topology                       It was a wooden mouse.
                             Network Architecture              Wireless Networking Technology
                             Protocol
                    The process of connecting computers and peripheral devices with each other, so that they can   Right-click
                    exchange data is called computer networking. Various hardware devices, protocols and software   click
                    are required  for networking. In this  chapter  you are going learn about networking  and the   Releasing  the right button after pressing  it  once is  called

                    concepts related to computer networking.                              right-click. It displays a list of properties of the selected item.
                      COMPUTER NETWORK                                                       Tech Funda
                    A computer network  is a group  of interconnected  computer  systems  and  other  computing
                    devices.
                                                                                             Right clicking on any item   Right-click
                                                                                             displays a pop-up menu.
                                                                                                            Keyboard and Mouse  41
                                                       Printing a Report
                                                       To print a report, follow these steps:
                                                       Step 1  Click on the File menu.
                        Hands-On:  This section        Restart: This section provides a     Lab Session: This is a lab
                                                       Step 2  Select  the  Print  option.  The  Print  dialog
                       2.                                 box appears. It allows you to change the Page
                                                          Orientation and Page Setup.
                      contains craft based activities    summary of the chapter for quick   activity to develop practical
                                Computer Network
                    The computers on the network can communicate with each other as well as work independently.   Step 3  Select the appropriate printer and click on the
                    Each computer in a network is called a node. The computers in the network maybe linked through   Print button. Report will be printed.
                         for home assignment.   7             recapitulation.                       skills.
                    a cable, hub, switch, NIC (Network Interface Card), modem or router.  Print dialog box
                                        Computer Networking
                                                            If a database is like a treasure chest and you're the treasure keeper, how would
                                                            you organise and store your precious items to make sure you can find them
                                                            easily when needed?
                                                                                                          21 st  Century   #Technology Literacy
                                                                                            Lab Session   Skills
                                                         Restart
                                          21 st                                               Register yourself with an e-greeting website such as  http://egreetings.gov.in  and  send  an
                                          Century   #Social Interaction                     e-greeting to your friend.
                                          Skills  #Information Literacy     Forms are used to add, edit and display data from the tables in a user-friendly manner.
                                                           A query is one of the most powerful features in LibreOffice Base, allowing you to retrieve
                      Look around your surrounding and try to find out more examples of input   specific information that may not be easily visible in the tables directly.
                      → processing → output cycle. Note them in you notebook and discuss with      A relationship is a link that associates a field in one table with the same field in another
                      your class.                        table. It works by matching a field with the same name in both the tables.
                                                           A report in LibreOffice Base is a feature which allows you to organize and present your
                                                         data in a user-friendly format so that it can be printed.
                                                                                              Register yourself with a social networking website such as Facebook and send a friend request to
                                                                                            your classmate.
                                                                  Checkpoint               Teacher's Note
                                                                                            1.  Discuss the importance of security and types of threats arising from multiple sources.
                                                                                            2.  Discuss some important services provided by the Internet.
                                                       A.  Tick ( ) the correct option.
                      Lab Session         Century  Skills 21 st   #Creativity     1.  Which feature in LibreOffice Base allows us to retrieve data from a table?
                                                                                            3.  Discuss reasons for increased cyber crimes around the world.
                                           #Technology Literacy
                                                         a.  Form      b.  Query
                      Draw the following output device in Tux Paint.
                                                         c.  Report       d.  None of these
                                                          2.  Which of the following is an organised way of creating, editing and displaying data from the table?
                                                         a.   Report       b.  Form
                                                         c.  Query       d.  Table
                                                                         More on LibreOffice Base  45
                       Speech Drill: This section
                     Teacher's Note                      Explore More: This section        84 Glossary: This section
                     1.  Explain the concept of IPO cycle with the help of real life examples.  Plus (Ver. 3.2)-VIII
                    (in I, II) emphasises on practising   contains supplement topics for     contains definition of
                     2.  Demonstrate the Input-Process-Output  cycle using Calculator  application on the
                      computer.
                   the correct way to pronounce new         add-on knowledge.                 important IT terms.
                               words.
                                                                       Explore  More
                                                             Magical Mouse                      GLOSSARY
                    28  Plus (Ver. 3.2)-II  SPEECH DRILL
                                                                                                  Algorithm:  Algorithm is the sequence of steps or computer operations which collectively
                                                                                                solve a given problem.
                          Learn how to  pronounce these  words correctly.                         Cell reference: A cell reference is a cell address that can be used in a formula to denote a
                                                             Let’s know about the different types of mouse.  specific cell.
                                                             FINGER MOUSE                         Class: A class can be defined as a user defined blueprint or prototype that is used to create
                           Computer      kuhm·pyoo·tr                                           objects.
                                                             Finger mouse  was created  by Michael
                                                             Cole.  As  soon  as  your  index  finger     E-commerce: E-commerce means to buy or sell products on an online service over the Inter-
                                Windows      win•dowz        touches the table,  the mouse pointer   net.
                                                             starts  following  your  fingertip.  When     Functions: Functions are predefined formulas in Excel to perform both simple and complex
                                                             you lift again your fingertip, the mouse
                           Internet      in•tr•net           pointer stops moving.              calculations.
                                                                                                  Gateway: A gateway is a network device that allows to data to flow between two different
                                                                                                networks which may use different protocols.
                                Color      kuh•lr
                                                                                                  Intranet: A computer network that is used for sharing information, devices and other com-
                                                                                                puting services only within an organisation is called Intranet.
                           Input      in•put                         WIRELESS MOUSE               Legend: Legend is a key which shows the meanings of symbols and colours used in the chart.
                                                                     Wireless  mouse  is  connected  with
                                                                     the help of WiFi or Bluetooth to your
                                Curve      kurv                      computer.                    Networking:  The process of connecting computers and peripheral devices with each
                                                                                                other, so that they can exchange data is called computer networking.
                                                                                                  Operating System: An operating system is a system software that works as a mediator be-
                           Linux      li•nuhks                                                  tween user and computer hardware.
                                                                                                  Operator: An operator is a symbol that tells the compiler to perform specific mathematical
                                Tools      toolz                                                or logical.
                                                             GAMING MOUSE                         Protocol: A protocol is set of standard rules used for communication.
                           Portable      pawt•uh•bl          Gaming mouse was made by Min-
                                                                                                  User Interface: A User Interface (UI) refers to a part of an operating system that allows a user
                                                             Liang Tan. It is mainly used to play   to interact with computer.
                                Pointing       poyn•ting     games because it also has some
                                                             keys on it.                          Web app: A Web app is an application program that is stored on a remote server and ac-
                                                                                                cessed over the Internet through a Web browser interface.
                           Ubuntu        oo•boon•too
                                                                                                  Web Portal: A website that is specifically designed to provide a single point of access for in-
                                                                                                formation is called web portal.
                                  Note: These are  American accent  as used in computer  science.
                                       Speech Drill  85
                                                            82  Plus (Ver. 3.2)-II
                                                                                               180  Plus (Ver. 3.2)-VIII
   1   2   3   4   5   6   7   8   9   10   11