Page 27 - Plus_V2.2_C7_Flipbook
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Periodic Assessment                                 1


                                                      (Based on chapters 1 & 2)




                 A. Rewrite the incorrect statements.
                    1.  The total number of digits used in a number system is called its LSD.
                         ______________________________________________________________________________

                    2.  Hexadecimal number system consists of 16 digits from 0–15.
                         ______________________________________________________________________________

                    3.  Pie is a square chart.
                         ______________________________________________________________________________

                    4.  Chart Area is a key which shows the meanings of symbols and colours used in the chart.
                         ______________________________________________________________________________

                    5.  Area chart is also known as XY plotter chart.
                         ______________________________________________________________________________

                 B.  State the use and one example of each.

                    1.  Column chart                    _____________________________________________________
                    2.  Pie chart                       _____________________________________________________

                    3.  Area chart                      _____________________________________________________
                    4.  Bar chart                       _____________________________________________________

                    5.  XY Scatter Plot chart           _____________________________________________________

                 C.  Circle the odd one out.

                    1.   Decimal        Octal            Scientific          Binary
                    2.  A               C                F                   H
                    3.  Bar             Pie              Data                Column
                    4.  Int             Bit              Nibble              Byte

                 D. Match the following columns.

                       Column A                                           Column B
                    1.   (26)                                           a.  (1111) 2
                           10
                    2.  (64)                                            b.  (101.101) 2
                           10
                    3.  (5.625)                                         c.  (11010) 2
                              10
                    4.  (15)                                            d. (100.001)
                          10                                                         2
                    5.  (4.125)                                         e.  (1000000)
                             10                                                       2





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