Computer science
Class : 7th
Term 2 revision of
1-1 marks, 3-3 marks and 4-4 marks questions

    Multiple choice questions (1-1 Marks)

    1. To use number pad,   should be kept ON

    a) Num Lock       b) Caps Lock       c) Scroll Lock      d) None of These

    2. In home row,               key is pressed with little finger of left hand.

    a) A                       b) S                       c) D                       d) F

    3. In home row,               key is pressed with Middle finger of right hand.

    a) J                        b) K                       c) L                        d) ;

    4. In Second row,            key is pressed with ring finger of left hand.

    a) Q                      b) W                     c) E                       d) R

    5. In third row,  key is pressed with index finger of right hand.

    a) B                       b) N                      c) M                      d) M, N

    6. Windows Explorer has two panes. These are  and         

    a) First, Second  b) Left, Right      c) Top, Bottom  d) File, folder

    7. _____ view tells about size, type and date of modified of a file.

    a) Details             b) Tiles                 c) List                   d) Content

    8. ______ command is used to move an item from its place.

    a) Copy                b) Paste               c) Cut                   d) Delete

    9. A _____ is a combination of pictures, colors, and sounds on our computer

    a) Background    b) Desktop          c) Screensaver    d) Theme

    10. A _____        is a software program that becomes activated after the computer is not in use for a specified duration of time.

    a) Background    b) Desktop          c) Screensaver    d) Theme

    11. Ctrl + S is used to      .

    (a) Save                (b) Open              (c) New                (d) Close

    12. Below the ruler the large area is called the   _.

    (a) Text Area       (b) Open Area    (c) Close Area     (d) All of these

    13. There are two scroll bars in a word document            and        .

    (a) Horizontal, Vertical    (b) Left, Right     (c) Upper bar, Lower bar               (d) None of these

    14. To open a new document Press _____ keys on the keyboard

    (a) Ctrl + O          (b) Ctrl + N          (c) Ctrl + S           (d) Ctrl + V

    15. The ____ view shows the document as it will look when it is printed.

    (a) Print Layout  (b) Draft              (c) Outline           (d) Full size

    16. To select a whole word,        _ click on it.

    a) Single               b) Double            c) Triple                              d) None

    17. The Group of Home tab allows us to change our text font style, size, color and many other elements.

    a) Font                 b) Paragraph       c) Styles               d) Editing

    18. _____ means draw a horizontal line underneath the letters

    a) Bold                 b) Italic                c) Underline        d) None

    19. ___Option means that the text is shown like it was marked with a highlighter pen.

    a) Font Color      b) Text Color      c) Text Highlight Color    d) All of Above

    20. After inserting a shape, a new tab will appear which is called              

    a)      Drawing Tools Format    b) Shape Tools Format  c) Drawing Shapes Format    d) None

    21. After selecting a picture        _             tab appears.

    a) Format            b) Page Layout                  c) Insert               d) View

    22. For text wrapping, we can use           option.

    a) Square             b) Tight                c) Behind Text                   d) All of these

    23. To remove any unwanted parts of picture,   _ option is used.

    a) Crop                 b) Rotate             c) Group                             d) Compress

    24. Which of the following option is not available in the Adjust group of Format tab?

    a) Corrections    b) Artistic Effects             c) Remove Background   d) Picture Styles

    25. We can find the number of words in the       bar at the bottom of the window

    a) Task Bar          b) Status Bar      c) Title Bar          d) Scroll Bar

    26. ___ key is used to move the cursor in the next adjoining cell of a table.

    a) Ctrl                   b) Shift                 c) Tab                   d) Home

    27. The table button is present on the   tab.

    a) Home              b) Layout             c) Insert               d) View

    28. We can change the width of a column by selecting the _       button in the Table Group.

    a) Select              b) View Gridlines              c) Properties       d) None of these

    29. A _  consists of a number of columns and rows.

    a) Document      b) Table               c) View                 d) Data

    30. A _  is an intersection of columns and rows.

    a) Cell                   b) Table               c) View                 d) Data

    31. Multimedia is a combination of two words   and         

    a. Images, Sound    b. Audio, Video       c. Multi, Media  d. Hardware, Software

    32. Animation is of two types, these are               and         

    a. Analog, digital   b. Static, Hyper       c. Raster, Bitmap       d. Path, Frame

    33. Requirements for Multimedia are     and         

    a) Images, Sound     b. Analog, Digital   c. Hardware, Software      d. Multimedia

    34. Input Devices consists of      and         

    a) Monitor, Printer  b. RAM, Hard Disk    c. Keyboard, Mouse        d. Hardware, Software

    35. In Multimedia, Text is of       and        type.

    a) Analog, digital      b. Raster, Bitmap       c. Static, Hyper         d. Path, Frame

    36. Primary memory is also called           .

    a) Internal memory          b) External memory         c) Physical memory          d) Auxiliary memory

    37. _____ memory is not a Read Only Memory.

    a) ROM                b) PROM              c) EPROM            d) RAM

    38. _____ is not a portable storage device.

    a) External Hard Disk b) Pen Drive             c) Hard Disk Drive            d) Memory Card

    39. The memory is divided into number of small parts called _    

    a) Cells                 b) Area                 c) Inter-section                 d) None of these

    40. USB means                  

    a) Uniform Service Book      b) Universal Serial Bus    c. Universal Straight Bus   d) Uniform Serial Bus

    Very short answer type questions(1-1Marks)

    Q:1 For typing purpose, a keyboard can be divided in how many parts?

    Ans: In two parts (left side and right side)

    Q:2 Write the name of the technique for typing with all fingers without looking at keyboard?

    Ans: Touch Typing

    Q:3 Write the name of any one Font?

    Ans: Arial

    Q:4 Which finger is used to press space bar during typing?

    Ans: Thumb

    Q:5 Which key is used to go to new line during typing?

    Ans: Enter Key

    Q:6 Which window application is used for management of files?

    Ans: Windows Explorer

    Q:7 What do we call a folder inside another folder?

    Ans: Subfolder

    Q:8 What is a method of opening windows explorer?

    Ans: Window Key+ E

    Q:9 Write the name of any default library of window?

    Ans: Documents Folder

    Q:10 Which option is used to make a duplicate of an item?

    Ans: Copy and Paste

    Q:11 Write the name of option that is present at the bottom-right corner of every group?

    Ans: Dialog Box Launcher

    Q:12 Write the name of top most bar of Word window?

    Ans: Title Bar

    Q:13 Which view of MS Word displays the document in the same way as we get it after printing?

    Ans: Print Layout

    Q:14 Write the shortcut to create a New document?

    Ans: Ctrl + N

    Q:15 Which Layout view shows the Outline of a Document?

    Ans: Outline View

    Q:16 Which option splits the text into two or more columns?

    Ans: Page Layout à Columns

    Q:17 Which page orientation sets the page in horizontal direction?

    Ans: Landscape

    Q:18 Which option is used to group two or more images together so that they can be treated as a single object?

    Ans: Format à Merge Group

    Q:19 Which option can be used to change the color of a picture in MS Word?

    Ans: Format à Color

    Q:20 Which option is used to count words in MS Word?

    Ans: Word Count

    Q:21 Which key is used to move the cursor to the next cell in a table?

    Ans: Tab

    Q:22 Intersection of a column and row is called?

    Ans: Cell

    Q:23 Which group of Layout tab contains the split cells option?

    Ans: Merge

    Q:24 Which option can be used to join two or more cells?

    Ans: Merge Cells

    Q:25 In how many types a video can be classified?

    Ans: Two types – Analog and Digital videos

    Q:26 There are how many types of text?

    Ans: Two types – Static and Hyper text

    Q:27 Write the name of any one type of animation?

    Ans: Path Animation

    Q:28 Write any one application of Multimedia?

    Ans: Education and Entertainment field

    Q:29 What is the Capacity of Floppy disk?

    Ans: 1.44 MB

    Q:30 What is the Capacity of Compact Disk (CD)?

    Ans: 700 MB

    Q:31 Which memory unit is usually used to measure the Storage capacity of hard disks?

    Ans: Gigabyte (GB)

    Q:32 Which is having greater storage capacity out of CD or DVD?

    Ans: DVD

    Q:33 Which computer port is used to attach Pen drive?

    Ans: USB

    Write the shortcut fot the following(1-1marks)

      1. To Cut the selected text                              :              Ctrl + X
      2. To Paste the copied/cut contents            :              Ctrl + V
      3. To Increase the font size                             :              Ctrl + ]
      4. To Underline the Text                                  :              Ctrl + U
      5. To change the case of Selected Text        :              Shift + F3
      6. For Centre Alignment                                   :              Ctrl + E
      7. For double line spacing                               :              Ctrl + Shift + D
      8. To Replace the text                                       :              Ctrl + H
      9. To Undo the last operation                        :              Ctrl + Z
      10.  To Insert Page Break                                   :              Ctrl + Enter

    Short answer type questions(3-3marks)

    Question: 1. How many panes does Windows Explorer have? Write their names?

    Answer: Windows Explorer has two panes. These are:

    1. Left pane

    2. Right pane

    Question: 2. Write the names of the different parts of Windows Explorer?

    Answer: The list of parts of Windows Explorer is as follows:

    1. Title bar

    2. Back and forward buttons

    3. Address bar

    4. Search box

    5. Menu bar

    6. Tool bar

    7. Status bar

    Question: 3. How can we create a new folder with the help of the keyboard?

    Answer: In Windows, we can also create a new folder with the help of the keyboard. To create a new folder through the keyboard, press the following keys together.

    Ctrl + Shift + N

    Question 4: How can we copy an item using the copy and paste option?

    Answer: The steps to copy an item using the copy and paste option are as follows:

    1. Select the item to be copied.

    2. Click on the Copy option in the Edit menu.

    3. Specify a new location to paste the item.

    4. Click on the Paste option in the Edit menu.

    Question:5. Explain about the screen saver.

    Answer: A screen saver is a software program. If the computer is left idle for a certain period of time, the screen saver starts automatically. Screen savers are usually animated images. Screen savers were designed to protect the phosphor coating of the monitor from burning.

    Question:6. What is a word processor?

    Answer: Word processor is the most used application of the computer, which helps us to enter text through the computer keyboard. Through word processing, we can also create the document and save it for future use. Its biggest advantage is that changes can be made to the document before printing it and there is no need to write the document repeatedly.

    Question:7. Write the names of some word processing software?

    Answer: Some major word processing software:-

    1. Word Perfect

    2. Notepad

    3. Wordpad

    4. MS Word

    Question:8. How is MS Word started?

    Answer: Ways to start MS Word:-

    First way

    Ø  Start -> All Programs -> Programs -> Programs

    Second way

    Ø  Type “Word” in the search bar and press Enter key from the keyboard.

    Third way

    Ø  Press Windows key and R key together from the keyboard and a Run dialog box will open, type Word in its search box and press Enter key from the keyboard or click on the OK button.

    Question:9. Write the names of the parts of the MS Word window?

    Answer: Names of parts of MS Word window:-

    1. File menu

    2. Quick access toolbar

    3. Title bar

    4. Tabs

    5. Ribbon

    6. Dialog box launcher

    7. Ruler

    8. Text area

    9. Vertical and horizontal scroll bars

    10. Status bar

    11. Document views

    12. Zoom slider

    Question:10. Define text area?

    Answer: The large area below the ruler is called text area. We can type our document in this text area. The blinking vertical line in the upper left corner is called cursor. It indicates the insertion point.

    Question 11. Write about undo command.

    Answer: If any mistake is made while editing the text, it can be corrected using the Undo command. To correct the mistake as soon as it is made, click on the Undo command from the Quick Access Bar or press Ctrl+Z keys from the keyboard.

    Question 12. What are the three main font styles?

    Answer: The three main font styles are as follows:

    1. Bold

    2. Italic

    3. Underline

    Question 13. What are headers and footers in MS Word?

    Answer: The header is the part of our document that appears in the top margin of our document, while the footer part appears in the bottom margin of the page. The header and footer usually contain additional information, such as – page number, date, author’s name, etc. The text written in the header and footer appears on every page of the document.

    Question 14. M. How many case changing options are there in MS Word? Write their names.

    Answer: There are 5 case changing options in MS Word. Their names are as follows:

    1. Sentence Case

    2. Lower Case

    3. Upper Case

    4. Capitalize Each Word

    5. Toggle Case

    Question 15. How many alignments are there in MS Word? Give their names and shortcut keys.

    Answer: There are 4 ways to do alignment in MS Word. Their names and shortcut keys are as follows:

    1. Left Align – Ctrl + L

    2. Center Align – Ctrl + O

    3. Right Align – Ctrl + R

    4. Justify – Ctrl + J

    Question 16. How can we insert page breaks in MS Word?

    Answer: When we reach the end of the page, Word automatically inserts a page break at the end of the page. But if we want to insert a page break at any specific place in the page, we can insert a page break by using the Ctrl + Enter keys to insert a page break.

    Question 17. What are margins?

    Answer:- Page margins are the empty space around the edges of the page. We insert text and graphics in the printable area between the margins. Margins are mainly of four types such as left margin, right margin, top margin, and bottom margin. We can change these margins as per our requirement.

    Question: 18. What do you understand by Compress Picture?

    Answer: The Compress Picture option is in the Adjust group in the Format tab. Using this option, the file size can be reduced. In MS Word, the file size can be reduced by compressing images, reducing resolution, and deleting cropped areas.

    Question: 19. Write about Reset Picture?

    Answer: After selecting an image, the Format tab appears, this option in the Adjust group of the Format tab removes the formatting and changes made by us to the selected image.

    Question: 20. What is the Crop option?

    Answer: Using the Crop option, we can remove unnecessary parts of an image. When we select an image, the Format tab appears, in it the Crop command is present in the Size group.

    Question: 21. What do you understand by orientation?

    Answer: Orientation determines the portrait (vertical) or landscape (horizontal) format of the page. Portrait means that the page is set vertically (portrait) and landscape means that the page is set horizontally.

    Question: 22. Write the names of the various options available in the Adjust group of the Picture Tools-Dimensions tab?

    Answer: The various options available in the Adjust group of the Picture Tools-Dimensions tab are:-

    1. Corrections

    2. Color

    3. Artistic Effects

    4. Compress Picture

    5. Change Picture

    6. Reset Picture

    7. Remove Background

    Question 26. Define table?

    Answer:- Table is used to present data in a hierarchical manner. Through table we can write data in the form of rows and columns. In a table horizontal line is called row and vertical line is called column and the area between row and column is called cell.

    Question: 27. Write the names of different ways to insert table in Word document?

    Answer: There are three ways to create or insert table in MS Word as follows:-

    1. Using Table button

    2. Using Insert Table option

    3. Using Draw Table option

    Question: 28. Explain the use of Split Cell option?

    Answer: Dividing a cell into two or more cells is called splitting cells.

    Question: 29. Explain the use of Merge Cell option?

    Answer: When we combine two or more cells in a table, this process is called merging or merging cells.

    Question: 30. How can data be entered into a table cell?

    Answer: To enter data in the table, select the cell and enter the data. After entering data in the cell, the Tab key or the right arrow can be used to move to the next cell.

    Question 31. What is animation?

    Answer: Animation is a part of multimedia. In animation, still images are shown moving. To make these images move, various types of effects are added to them. Software like PowerPoint, Flash etc. are used to create animation.

    Question 32. What is video?

    Answer: Video is a part of multimedia. In multimedia, video is used to present any information in a better way. In video, sound is also played along with moving images.

    Question 33. What is multimedia conferencing?

    Answer: Multimedia conferencing is also called video conferencing. It is an influential field of information technology. It can be used to have face-to-face conversations with people sitting far away.

    Question: 34 What is memory? Name the two main categories of memory?

    Answer: Memory is the ability of a computer system to store data. Computer memory is used to store data, programs, and instructions permanently or temporarily so that it can be used before or after processing when needed. Memory is also used to store the results obtained from processing. Memory is divided into small parts, called cells.

    There are two types of memory:-

    1. Primary memory

    2. Secondary memory

    Question:35 Name any four secondary memories?

    Answer: The names of secondary memory are as follows:

    1. Hard disk

    2. Floppy disk

    3. Compact disk (CD)

    4. Digital video disk (DVD)

    5. Pen drive

    6. Memory card

    7. External hard disk

    8. Magnetic tape

    Question:36 What is a memory card?

    Answer: A memory card is a type of storage media, which is used to store movies, pictures, music and other data in digital cameras, handheld computers, MP3 players, mobile phones, game consoles and printers. The data in the memory card can be read with the help of a card reader or data cable. Its storage capacity ranges from 4 GB to 512 GB.

    Question:37 Write a note on a pen drive?

    Answer: A pen drive is a portable secondary memory. It is a USB-based memory device. It is used to transfer data from one computer to another. Its size is very small, and the speed is fast. Its storage capacity is also high.

    Question:38 Write about CD?

    Answer: CD is a portable secondary memory. The full name of CD is Compact Disc. Its storage capacity is much higher than that of a floppy disk. It can store data up to 650-700 MB. We can only read the information stored in it but cannot rewrite it. One side of it is very shiny on which data and information is stored. It is a reliable memory.

    Long answer type questions(4-4marks)

    Question: 1. Explain the correct way to sit while typing.

    Answer: The correct way to sit while typing is as follows.

    1. We should sit completely straight and exactly in front of the keyboard.

    2. Our feet should be straight on the ground.

    3. The computer monitor should be level with and in front of our eyes.

    4. While typing, our eyes should be on the monitor or copy.

    5. Our fingers should be in the circle and on the home row keys.

    6. We should press each key quickly and come back to the home row.

    Question: 2. Describe the following keys.

    1. Enter key 2. Backspace key 3. Shift key

    Answer:

    1. Enter key:- This key is used to move to a new line. To press the enter key, we use the little finger of our right hand.

    2. Backspace key:- This key is used to delete a character to the left of the cursor. We use the little finger of our right hand for this.

    3. 3. Shift key:- This key is present on both sides of the keyboard. It is used to type the upper case letter of the English alphabet or the upper case letter printed above a key. If you want to type a capital letter with your left hand, press the shift button with your right little finger and similarly if you want to type a capital letter with your right hand, then the little finger of your left hand is used.

    Question 3. What is meant by multimedia? Write about the parts of multimedia.

    Answer: The word multimedia is made up of two words, multi and media. Here multi means at least two and media means medium. This medium can also be storage, transmission and communication etc.

    The names of the components of multimedia are as follows:

     Text: Written information is called text.

     Sound: It is the sound that helps in explaining an idea clearly.

     Animation: It creates the effect of movement to still images.

     Images: Images are an essential part of multimedia.

     Video: Video contains moving images as well as sound.

    Question 4. What are the requirements for multimedia?

    Answer: The basic requirements for multimedia are hardware and software. These are as follows:

    Hardware requirements:- 1. Input devices 2. Output devices 3. Storage devices

    Software requirements: These are used to modify and manage the elements of multimedia. For example: Adobe Director, Media Blender, Multimedia Builder etc.

    Question 5. What is a multimedia presentation? What are the written things that should be kept in mind to make it?

    Answer: Using multimedia presentation, a subject can be presented effectively. The main components of a multimedia presentation are text, sound, video, animation and images etc.

    Things to keep in mind while making a multimedia presentation:

    1. Text should be kept to a minimum.

    2. Sound quality should be good.

    3. The user should have the facility to use keyboard and mouse.

    4. Its size should be small.

    Question 6. Write about the areas of use of multimedia.

    Answer: Multimedia is used in many areas. Some important areas are as follows:

    1. Multimedia is used in the field of education.

    2. Multimedia is used to create models of the human body in medical science.

    3. Multimedia is used in the field of entertainment.

    4. It is used to provide information to customers in railway stations, banks, etc.

    5. It is used to have face-to-face conversations with people sitting far away.

    Question: 7. Describe the special features of MS Word?

    Answer: Special features of MS Word:-

    • Ø  MS Word is a word processing application software developed by Microsoft Corporation, which is used to create documents.
    • Ø  MS Word is a part of MS Office software package.
    • Ø  MS Word is a word processor software which is used for office work such as writing letters, preparing notices, creating resumes, mail merge, writing notes by students and preparing many other documents.
    • Ø  These documents can be saved and can also be changed in the future as per the need.
    • Ø  We can add text anywhere in the document through MS Word.
    • Ø  We can easily delete characters, words, lines or pages.
    • Ø  We can move any part of the text from one place to another in a document and can also paste it repeatedly.
    • Ø  We can choose the page size and margins and the word processor will fit your text accordingly.
    • Ø  In this, we can find any letter or line and replace it with another letter or line.
    • Ø  With the help of font, we can change the size and style of the text.

    Question: 8. Describe the MS Word document view?

    Answer: There are five views of MS Word document:-

    1. Print Layout View:- Print Layout View shows the document exactly as it will appear after printing.

    2. Full Screen Layout View:- This layout helps us to make our document easily readable on the screen.

    3. Web Layout View:- Web Layout View enables our document to be displayed on any browser like Internet Explorer, Google Chrome.

    4. Outline View:- Outline View shows the document in outline form.

    5. Draft View: Draft View is the most used view. We can edit our document very quickly with the help of Draft View.

    Question:9. How to create and save a new file in MS Word?

    Answer: To create a new file in MS Word:-

    First Method:

    • Ø  Click on New option in File menu.
    • Ø  Select Blank Document option.
    • Ø  Click on the Save button.

    Second Method:

    • Ø  Press Ctrl+N keys from keyboard.

    How to save a new file in MS Word:-

    First method:

    • Ø  Click on the Save option in the File menu.
    • Ø  The Save dialog box will open.
    • Ø  Type the name of the document and click on the Save button.

    Second method:

    • Ø  Press Ctrl+S keys from the keyboard.

    Question 10. Give information about the options of the Clipboard group of the Home tab in MS Word?

    Answer: The Clipboard group is the first group of the Home tab of Microsoft Word. It contains four options Paste, Cut, Copy and Format Painter.

    1. Cut/Copy Text:- If we want to move or copy any text from one place in our document to another, then we have to use the Cut, Paste and Fast commands in our document.

    2. Paste:- If you have cut or copied the text, then you need to paste it anywhere in the document. Move the cursor to the place where you want to paste the cut/copied text.

    3. Format Painter:- With the help of Format Painter, we can quickly copy the formatting already applied to the text in our document.

    Question 11. Give information about the options available in the Font group of the Home tab in MS Word?

    Answer: The Font group of the Home tab in MS Word provides us with the facility to set the font style, size, color, and many other things of the text.

    1. Font Face and Font Size:- A font is a particular face or set of printed text characters. Font face or type face is a design that defines the appearance of the characters. Arial and Times New Roman are examples of font faces. Font size defines the size of the characters, we can make the size of the text bigger or smaller as per our requirement.

    2. Font style:- Through font style we can make our text bold, italic and underlined.

    3. Font color:- Using font color we can type our text with different colors.

    4. Text highlight color:- Text highlight color is used to select a text and display it with a dark background.

    5. Text effects:- Using text effects we can apply effects like outline, shadow, glow, and reflection on our text.

    6. Changing Text Case:- We can change a letter in Word from lowercase to uppercase, or from uppercase to sentence case, instead of typing them again from the keyboard, they can be changed through text case.

    Question 12. What is Word Art? How is Word Art inserted into a document?

    Answer: Word Art is used to insert special text effects in a document. Word Art is a text object. The steps to insert Word Art into a document are as follows:

    1. Click on the Insert tab.

    2. Click on the Word Art option in the Text group.

    3. Select the Word Art object as per your requirement.

    4. Enter text in Word Art.