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To Sum Up

                          Internet is a global network of millions of computers and computer networks all over
                        the world.
                         Some of the popular e-mail service providers are Gmail, Yahoo Mail, etc.
                          Video conference is a live meeting held between two or more geographically separated
                        people.
                         The most common and popular VoIP services used are Skype and GoogleTalk.
                          Online chat  refers  to a communication in the  form of  small messages among  the
                        computers over the Internet.
                          Social networking service is a platform where people with common interest or activities
                        can connect with each other.
                          In order to avoid misunderstanding in online communication, various rules have been
                        designed which are called Netiquettes.
                          Cloud storage is a service where the users are able to store and manage data on
                        remote server in place of their local computer.
                          Cyber threat is a criminal activity in which computers are used to damage data, steal
                        data, or disrupt digital life of a person.
                          The process of protecting computer resources such as networks, devices, programs,
                        and data from unauthorised access, damage, or attack is called cybersecurity.





                                                          Exercise


                                                        Section A (Objective)
                 A.  Tick (✓) the correct option.
                    1.  Which of the following applications is commonly used for video conferencing?

                       a. YouTube                                       b. Google Drive

                       c. Google Meet                                   d. Instagram

                    2.  Which of the following is a netiquette?
                       a. Always type in capital letters

                       b. Use common passwords


                       c. Avoid using the "Reply to All" option when unnecessary

                       d. Meet online friends in person without supervision

                    3.  Which of the following is NOT an advantage of VoIP services?

                       a. Clearer voice quality                         b. Supports multitasking

                       c. High infrastructure cost                      d. Complete portability




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                                                                                 Online Surfing and Cybersecurity
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