Don Bosco Matriculation Hr. Sec. School
# 13, Casa Major Road, Egmore, Chennai – 8.
Term – I [2019 – 2020]
Class 7 Computer Science
Introduction to Computers
2 mark questions :
1. Define Computer.
2. What do you mean by Input Device.
3. List out the most commonly used input devices.
4. Define Output Devices.
5. Write a note on LCD Projector.
6. Define Primary Memory.
7. Define Software.
8. List out the two broad categories of Software.
9. What is Data Hierarchy ?
10. Define File.
11. Define Database.
12. How do you troubleshoot when the keyboard is not working ?
3 mark questions :
1. Write a note on Hardware.
2. Differentiate between RAM and ROM.
3. Write a note on Secondary Memory.
4. How do you access Computer Memory ?
5. Differentiate between System Software and Application Software.
6. Explain the relationship between Hardware and Software.
7. List out the steps to know the configuration of a computer.
8. Define Bit and Byte.
9. Define Field and Record.
10. Write a short note on 3D printing.
11. What do you do when your computer is hung ?
5 mark questions :
1. Explain Input Devices in detail.
2. Explain the types of Printers.
3. Explain Plotters in detail.
4. Draw the block diagram and explain the processing devices.
5. Draw the block diagram of Computer Memory.
6. Explain Backing up of Data.
7. Draw the block diagram of Software.
More on Excel 2013 : Formulae and Functions
2 mark questions :
1. Differentiate between Absolute and Mixed referencing.
2. Define Functions in Excel.

3. Write a note on Average Function in Excel.
4. What is the use of LEN function ?
6. Differentiate between MAX and MIN functions.
7. Differentiate between ROUND and SQRT functions.
8. What is meant by Sorting ?
9. Define Filtering.
3 mark questions :
1. Define Cell Referencing. Mention its types.
2. State the details to be kept in mind while using function.
3. Define Count Function in Excel.
4. Differentiate between MOD and QUOTIENT funtions.
5. Explain the following functions : (i) EXP (ii) LCM (iii) INT
6. Differentiate between POWER and PRODUCT functions.
7. Explain SUM function with an example.
8. List out the steps to sort data in Excel.
9. What is Custom Filter ?
10. How do you apply Custom Filter ?
11. What is the use of Goal Seek ?
12. Write a note about Dan Bricklin.
5 mark questions :
1. Explain Relative Referencing with an example.
2. Explain IF function in detail.
3. List out the steps to apply conditional formatting in Excel.
4. How do you sort data based on several criteria ?
5. How do you filter data in Excel ?
6. Explain the procedure to use Goal Seek with an example.
Charts in Excel 2013
2 mark questions :
1. Define Chart.
2. Differentiate between Column chart and Line chart.
3. Write a note on Pie chart.
4. Differentiate between Bar chart and Area chart.
5. Mention the new tabs that appear on the Ribbon while creating a chart.
6. How do you change data and text in a chart ?
3 mark questions :
1. List out the advantages of Charts.
2. State the components of a Chart.
3. What is the use of Combo chart ?
4. List out the steps to create a chart of your choice.
5. List out the steps to change the chart style.
6. What do you mean by Sparkline chart ?
7. List out the steps to print a chart.
8. How do you resize and move charts in Excel ?

5 mark questions :
1. How do you change the chart type in Excel ?
2. Create a Pie chart for the following data. Change the chart type, chart style and chart layout.
Month : Jan Feb Mar Apr May
Expenses (%): 17 18 30 26 9
3. How do you insert a Sparkline chart ?