NIOS CLASS - X | DATA ENTRY OPERATION | FORMULAS, FUNCTIONS AND CHARTS





Q. Differentiate between the Charts and Pivot table.
Ans: Charts : It will help you in presenting a graphical representation of your data in the form of Pie, Bar, Line charts and more.
Pivot Table: It flips and sums data in seconds and allows you to perform data analysis  and generating reports like periodic, financial statistical reports etc. You can also analysis  complex data relationships graphically.


Q. Define the term Bar Chart?
Ans: Bar Charts are used to show comparisons between individual items. To make a bar chart the data should be arranged in the form of rows and columns on a worksheet.

Q. What is Pie Chart?
Ans: It is also called a circular chart. In a situation where one has to show the relative proportions or contributions to a whole, a pie chart is very useful. In case of pie chart only one data series is used. Small number of data points in a situation where one has to show the relative proportions or contributions to a whole, a pie chart is very useful. In case of pie chart only one data series is used.

Q. Explain the purpose of the following function with example: COUNTIF and SUMIF.
Ans: SUMIF(range, criteria, sum) : This form of sum function is used to add the cells with respective to a given criteria.
COUNTIF(range, criteria): Counts the number of cells within a range that meet the given condition.

Q. Define the Flow Chart.
Ans: A flow chart is a type of diagram that represents an algorithm or progress, showing the steps as boxes of variations kinds, and their order by connecting these with arrows.

Q. Define Auto Sum feature?
Ans: Auto sum feature will Add all contiguous numbers in a row or column. For example, if you want to sum a entire column or row follow these steps:
    1.       Click in the cell where you want the Sum.
    2.       Select the Formula tab
    3.       Click Auto Sum from the function library group
    4.       Select Sum 
    5.       Press Enter.

Q. Write down the formula of Average function, Min function and Max function.
Ans: Average function() : It help to get the average of the numbers. It returns the average (arithmetic mean) of the arguments.
Syntax: AVERAGE(number, number2,………)

Min function() : It helps you to get the minimum of the numbers. Returns the smallest number in a set of values.
Syntax: MIN(number, number2,………)

MAX function() : It help you to get the maximum of the numbers. Returns the largest number in a set of values.
Syntax: MAX(number, number2,………)

Q. Write the steps how to Draw a Chart in Excel 2007.
Ans: Following steps are given to draw a Chart:
    1.       Enter data in the worksheet
    2.       Now select data range : By using the mouse, highlight the range of data you want to take.
    3.       Click Insert Tab and select a chart type from the chart group and also Select the sub type of chart.
    4.       Click on the chart title and write a title.
    5.       Give a name to X-axis
    6.       Give a name to y-axis

Q. What do you mean by Clip Art? Write the steps to insert a Clip Art.
Ans: A Clip Art is a single image, media file, including sound, animation, art or movie.
Steps to insert a Clip Art:
    1.       Click on Insert Tab
    2.       From Illustration Group, Click on Clip Art
    3.       Select a Collection and press Go Button
    4.       Click on a clip from the collection. Clip will be inserted in the worksheet

Q. Write Short Notes:
    1.       Stock Charts: Stock charts can be used to plot data arranged in column or rows in a particular order on a worksheet. As the name of self-explanatory, this chart is used to demonstrate the fluctuations with respect to stock market prices.
    
    2.       Surface Stock: Such type of chart is used in situations where both categories and data series are numeric values. This type of chart is useful in situations where the optimum combinations are found among the two sets of data. Data should be arranged in column or rows in a worksheet can be plotted in a surface chart.

    3.       Doughnut Charts: The conditions to draw doughnut charts are that the data has to be in the form of rows and columns. As in the case of a pie chart, the doughnut chart illustrate the relationship of parts to a whole, but it is able to get more than one data series.


    4.       Basic Shapes: It includes many two and three dimensional shapes, icons, braces, and brackets. Use the drag and drop method to draw the shape in the worksheet. When the shape has been made, it can be resized using the open box handles and other adjustments specific to each shape can be modified using the yellow diamond handles.