Computer Questions and Answers from class I to VIII (CBSE /NCERT/SEBA)

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class vi chapter 10 Algorithm and flowchart

D. Answer the following questions. 1.Why are algorithms important ? Ans: Algorithms are important to programming as any process has to be broken down into small steps for a computer to understand and execute. 2. Differentiate between an algorithm and a flowchart. Ans: An algorithm is a set of rules for a process. It breaks down a task into a series of steps. Everything that you do in the day to day life follows algorithm.

class viii chapter 4 Introduction to Microsoft Access 2010

D. Answer the following questions. 1. Name the two views in which you can create a table in access. Describe one of them. Ans: Access allows tables to be created of the views which are , a) Datasheet view. b) Design view. Datasheet view : Datasheet view helps to enter and display data, and insert , delete , rename or move a field in an existing table. 2.What do you define in field grid of design view window? Ans: Field grid of the design view window is used to define the field name,the data type and it's description. 3. Give brief answers. a) Including spaces, what is the maximum length permissible for a field name? Ans: 64 characters . b) where does the record reside in a table set with a primary key? Ans: Any new record entered is physically Stored as the last record. c) When is the primary key set in a table? Ans: Primary key is set during the table design. d) What happens to the sequence of a primary key ...

class viii Introduction to Database

D. Answer the following questions.

class vii chapter 1 Number system and computer arithmetic

D. Answer the following questions. 1. What are the symbols used in binary system? Ans: 0 and 1. 2. Why do computer use binary number system? Ans: Because computer circuits can only understand two digits , 0 and 1. 3. Write the rules to convert decimal into binary numbers. Ans: write down the decimal number and continuously divide by 2 to give a result and a reminder of either a 1 or 0 untill the final result equals to zero. 4. What are the rules to be followed for binary addition? Ans: The rules are as follows, 1. 0+0=0 2. 0+1=1 3.1+0=1 4.1+1=10, here 0 is written under the same column and 1 is moved to next place as carry over. 5.1+1+1=10+1=11. 5. What is octal number system? How will you convert a binary number to octal number? Ans: Octal number system is base 8 system. It uses the symbols 0 to 7. To convert from binary to octal we have to group the binary numbers from the least significant bit in group of 3 bits, each of the group is then expres...

class viii chapter 6 Introduction to Photoshop

Excercise D. Answer the following questions. 1. What are the main application of the Adobe Photoshop? Ans: The main application of Adobe Photoshop are Layers, selection tools, pen tools , shapes, vector mask, slice tool, retouching tools, photoshop 3D, smart objects, creative cloud. 2. Describe the use of the following tools briefly: a) crop: it used to cut out the portion of a figure that we wish to keep. b) Marquee: it is used to select a part of an image. Selection is marked by a rectangular or an ellipse formed around the part. c) Quick selection : this tool automatically finds the edges around part of an image. d) Magic wand : it automatically select the adjacent area having the same colour in an image. e) Move : this tool is used to move the selected part of an image to a new location in the workspace. f) Paint bucket: This tool is used to fill a part of an image with a selected colour. g)Eye dropper : It picks the colour f...

class I chapter 7 Storing Data

Storing Data

class v chapter 4 Styles and objects in word

D. Answer these questions. 1. When is creating styles especially useful? Ans : It is time consuming to do format every time the sub heading apprears. In this purpose creating styles especially useful. 2. What is the wordart feature used for? Ans: We can use wordart to give special effects to text. 3.What is an object in MS word? Ans : An object in MS word is any non text component that can be placed in a word document,for example pictures, screenshots, clipart etc. 4.What is a text box? How will you resize a text box? Ans : A text box is a place holder in which we can place text and take it anywhere in our document. To resize the text box click and drag a corner of the box . 5. Describe the shapes feature in MS word. How will you add text to a shape? Ans : Shapes is a drawing feature in word that help we draw lines, triangle, rectangle, circles and other basic shapes, as well as shapes like arrow , Stars and banners. To insert a sha...

chapter 6 class vi Functions in Excel 2010

C. Answer the following questions. 1. What are functions in Microsoft excel? How are they different from formulas used in Excel? Ans : A function is a predefined formula in Excel, which does quick computations for a specified range of values. Excel includes many common function that can be used to do calculations quickly,like finding the sum , average , maximum value and minimum value for a range of cells. 2. State what results will the following functions give: Ans: a) =SUM(A1:F1) : this function will give the sum of the numbers of the cell from A1 to F1. b) =MAX(B1:B10) : This function helps us to find the largest number from the cell B1 to B10. c) = AVERAGE (C6:H6): This function will let us to find out the average of range of cells from C6 to H6. d)=COUNT(A9:Z9) : This function helps us to find the physical count of entries in a range of cells from A9 to Z9.

chapter 4 class vi Introduction to Excel 2010

D. Answer the following questions. 1. Mention any one use of a spreadsheet. Ans: A spreadsheet is a software program that helps us to store information in rows and columns. 2. What type of information can be entered in any cell of an excel worksheet? Ans: Data in the form of text or numbers is entered in a cell. 3. What is an active cell? Ans: The cell on which we click is called a active cell. 4. Give two difference between a worksheet and a workbook. Ans: The Excel window that open on the computer screen is called a workbook. Whereas each workbook is made up of several worksheets. 5. Suppose you have to find the total numbers entered in five cells - A1 to A5 in cell A6 , what formula will you write in cell A5? Ans: The required formula is, =A1+A2+A3+A4+A5. Exercises :

MS Word 2010 class iv

E. Answer these questions. 1.How is moving text different from copying and pasting text? Ans: We can copy text from a document and paste it at some other place in the same document or in a different document. When we click on paste button on the consequence the text will get copied to the new place but is not deleted from the original place. 2. What will happen if you close a document without saving it? Ans: If we forgot to save your document before closing it, a dialog box appears. It reminds us to save the document. 3. Write any two ways in which you can delete text. Ans: Pressing the Delete key and the Backspace key on the keyboard. 4. How would you select the following using the selection area? a. A word b. A line c. A paragraph d. A complete document. Ans: A word: Double click on it. A line: To select a complete line, click on the left Margin. The selection is highlighted in blue. A paragraph: to select a complete paragraph, double click on...

Using Symbols in Flash class vii

D. Answer the following questions. 1. What is a symbol? Name the different types of symbols. Ans: A symbol is reusable object used or created in Flash. There are three types of symbols : 1.Graphic symbols. 2. Button symbols. 3. Movie clip symbols. 2. What is an instance in Flash? Ans: A copy of a symbol used in any animation or a movie is called an instance. 3. Where are symbols Stored? How can they be used? Ans: All symbols are Stored in the library. From the library they can be used by simply dragging and dropping them into the new animation being made. 4. Give two difference between graphic symbols and Button symbols. Ans: Graphic symbols are reusable static images that can be used to create bnew animation. Whereas Button symbols are used to add interactivity to the animation,...

Easing and Masking Layers in Flash class vii

D. Answer the following questions. 1. What do you understand by the term Easing? Differentiate between Easing in and easing out. Ans: Easing allows us to create animation that can start slow and then gain speed(ease in) or start fast and end up slow down ( ease out). 2. What is mask layer in Flash? Ans : Mask shows or hide a part of any shape, symbol or text.

More On Microsoft Access Class viii

D.Answer the following questions. 1. Define the following in Access. a) Query b) Form c) Report Ans: a)Query : A query can be defined as a filter condition which displays only a subset of the available data. b) Form : A form is a data entry screen and can be created using Form Wizard. c) Report : A report helps organise and present data from our Access database. 2. Write in 2 or 3 sentences each about how to create: a) A query b) a form c) a report Ans: a) A query: First we have to open the database on which we wish to create the query. And then click on Create on the menu bar. Next click on Query Design. This will help us to create the query in design view. In the Show table dialog box where we can buil our query. b) a form : In new database we need to click on File after that New. Under the Available templates click and Sample Template and select Faculty. In the consequence a blank database named Faculty list opens. c) a report : To create a report at first we need to cl...

Tables in Word class v

Exercises

Tables in word CLASS V

E. Answer these questions. 1. What do you mean by formatting a table? Ans: Formatting a table means make it look more attractive by changing its colour and appearance using the table styles. 2. You have made a table and entered data in it .What happens when you go to AutoFit and click on Autofit Contents? Ans: The AutoFit feature in word automatically fixes the width of a column according to the amount of data. 3.How would you change the width of a column without going to the ribbon at all? Ans: To change the width of a column the place the cursor in the column whose width we want to change.After that we have click on Layout Tab under Table tools. Then in the cell Size group we need to enter the new column width or using the up and down row button to change the value. 4.Write the steps to add the numbers in a column in Word Ans: To add the numbers in a column in Word the required steps are as follows, I) Place the cursor in the cell where we want the total at appear. II) cl...