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Worksheet 1                                                        (Based on chapters 1 to 4)



                   A.  Give two examples of each of the following:

                       1.  Keywords of Java                 -      ………………………………                ………………………………

                       2.  Operating System                 -      ………………………………                ………………………………

                       3.  Symbols used in flowchart        -      ………………………………                ………………………………
                       4.  Mathematical Functions           -      ………………………………                ………………………………

                   B.  Label the components of BlueJ window.





























                   C.  Guess! Who am I?
                       1.   I am the cell address used in formula to denote a specific cell.             …………………..

                       2.   I am a type of operating system that allows only one user to access
                          the computer system at a time.                                                 …………………..

                       3.  I am a name given to an object in a Java program.                             …………………..

                       4.  I am a function in Excel that returns the square root of a given number.      …………………..
                   D.  Write the names of the following symbols used in a flowchart:




                       1.  ………….....………..     2. ………….....………..      3. ………….....………..      4. ………….....………..

                   E.  Application-based question.

                         Shivam is adding date and time in his Excel sheet. Which function will he use to add for getting
                       the current system date and time?
                       .....................................................................................................................................................................................................




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