Page 147 - Viva ICSE Computer Studies 7 : E-book
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6.  The worm sends its fi les through the cables that connect hardware.         ___________
                           7.  You should not login to unwanted websites.                                  ___________

                           8.  Transmission of messages over Internet costs nothing.                       ___________

                           9.  Unlimited worksheets are visible on the screen.                             ___________

                          10.  Excel is an application used to perform calculations.                       ___________

                          11.  Custom List saves our time.                                                 ___________

                          12.  Excel compares the selected data and tries to fi nd out the next
                                values that will be inserted.                                              ___________

                          13.  Cellpadding attribute sets the spacing between the border and
                                the contents of the cell.                                                  ___________
                          14.  The size attribute specifi es the width of the cell.                        ___________

                          15.  We use either ‘/’ or ‘-‘ to separate date and time elements.                ___________

                          16.  Deleting a cell’s content deletes the cell.                                 ___________

                          17.  RDBMS prevents the duplication of data.                                     ___________

                          18.  The rows of a table are called records.                                     ___________

                          19.  Query is a question.                                                        ___________

                          20.  A query is formed on topics and the result of a query is also placed in the
                                form of table.                                                             ___________


                     D   Choose the correct answer.

                           1.  Which of the following is not a feature of SMPS?

                               (a)  It is essential for safe running of power consuming appliances.
                               (b)  It contains inbuilt fans to release the excessive heat generated during the computer
                                    use.

                               (c)  It has low effi  ciency.

                               (d)  It is widely used in equipments requiring stable and effi  cient power supply.
                           2.  Which of the following is a feature of EPROM?

                               (a)  Information can be erased later on by ultraviolet light.

                               (b)  Information can be erased by using a high voltage current.
                               (c)  Information cannot be altered or erased later.

                               (d)  Information is stored by programmers after its manufacturing.






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