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Test Sheet 1



                                                                                       (Based on units 1 & 2)


                 A.  Tick ( ) the correct option.
                     1.  Which of the following is an example of Process according to IPO cycle?

                        a. Displaying data on screen                   b. Calculating the sum of two numbers

                        c. Typing on a keyboard                        d. Storing data on a hard disk
                     2.  Which memory type loses its data when the computer is turned off?

                        a. ROM                                         b. RAM

                        c. Hard Disk                                   d. SSD
                     3.  Identify the symbol used to represent process in a flowchart.

                        a. Square                                      b. Rectangle

                        c. Oval                                        d. Diamond

                 B.  Fill in the blanks.
                     1.  .............................. refers to the steps used to convert raw data into meaningful information.

                     2.  A .............................. is a pointing device shaped like a pen with a light-sensitive tip.
                     3.  .............................. is defined as an order of execution of a statement in an algorithm.

                 C.  Write ‘T’ for true and ‘F’ for false statements.
                     1.  The set of instructions that we give to the computer to get the work done
                        is the hardware.                                                                   ....................

                     2.  Visuals have more impact on the human brain as compared to text.                  ....................
                     3.  Rectangle is used for input and output of data in a flowchart.                    ....................

                 D.  Short answer type questions:
                     1.  What are hybrid devices?

                     2.  What are device drivers?
                     3.  What is the primary role of control structures in managing algorithms?


                 E.  Long answer type questions:
                     1.  Differentiate between hardware and software. Give suitable examples for the same.
                     2.  What do you mean by an operating system? Name few examples of OS.
                     3.  Explain the symbols used for creating a flowchart.












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