CBSE Question Paper 2018 Class 12 Multimedia and Web Technology

CBSE Question Paper 2018 Class 12 Multimedia and Web Technology conducted by Central Board of Secondary Education, New Delhi in the month of March 2018. CBSE previous year question papers with the solution are available in myCBSEguide mobile app and website. The Best CBSE App for students and teachers is myCBSEguide which provides complete study material and practice papers to CBSE schools in India and abroad.

CBSE Question Paper 2018 Class 12 Multimedia and Web Technology

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CBSE Question Paper 2018 Class 12 Multimedia and Web Technology

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Time allowed : 3 hours
Maximum Marks: 70

General Instructions :

1. All questions are compulsory.
2. Answer the questions after carefully reading the text.

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1. 1. Study the following data and answer the questions given below:
      Table: Salesperson

      SID	Name	Phone	DOB	Salary	Area
      S101	Amit Kumar	98101789654	1967-01-23	67000.00	North
      S102	Deepika Sharma	99104567834	1992-09-23	32000.00	South
      S103	Vinay Srivastav	98101546789	1991-06-27	35000.00	North
      S104	Kumar Mehta	88675345789	1967-10-16	40000.00	East
      S105	Rashmi Kumar	98101567434	1972-09-20	50000.00	South

      1. Which key can be chosen as the primary key of the above table? (1)
      2. What is the degree and cardinality of the given table? (1)
         
      3. Write the suitable data types of SID and DOB columns (1)
         
      4. With reference to the above-given table, write commands in SQL to
   2. Which multimedia component has an extension as?MOV? (1)
      
   3. Name any two image formats that are most popularly used while designing web pages. (1)
      
   4. In an amusement park, the trainer wants to give the simulation of the cockpit. Which of the following multimedia technologies will help him? (1)
      • Video on Demand
      • Virtual Reality
      • Video Conferencing
   5. Mention any one use of multimedia in (2)
      1. Education
      2. Entertainment
2. Answer the following questions based on Macromedia Flash:
   1. What is a blank keyframe? (1)
      
   2. Write any two types of symbols that are in Flash. (1)
      
   3. 
      1. What is the name of the hidden layer? (1)
         
      2. Which layer is the current layer? (1)
         
      3. What are the names of the tools labeled as A and B? (2)
         
   4. Consider the figure given below and do as directed (4)
      
      • The arrow on the right-hand side shows the position for frame 20.
      • The arrow on the left-hand side shows the position for frame 1.
      • The arrow in frame 1 rotates to frame 20 as shown.
      • The image of the arrow is saved in the Flash Library.
        Write the procedure and property settings for animating the above scenario
3. Answer the following questions based on HTML:
   1. Write the name of the tag and attribute to create a radio button in a form (2)
      
   2. Write the HTML code to generate a Web Page in the format given below: (8)
      
      Consider the following while writing the HTML code:
      1. Title of the page should be “Open Source Initiative”.
      2. Heading of the page is “Brown”.
      3. Picture used in the page is the file “OSI.jpg”.
      4. Text in the paragraph is red.
      5. The table should have a border of width 1, the border of the table should be “green”.
      6. Image used in the table are:
         img1.jpg, img2.jpg, img3.jpg, img4.jpg
      7. Pages linked to:
         • Open Source Initiative Trademark Policy as “trade.html”.
         • Usage That Does not Require Written Permission as “perm.html”.
         • Usage That Requires Prior Written Approval as “prior.html”.
      8. Bottom message is of 2 and is mail linked to [email protected].
         
4. Answer the following questions based on PHP:
   1. ​Identify the errors and rewrite the following code underlying the changes: (2)
      <? PHP
      for (x==0; x<=8; x++)
      {
      if (x == 6)
      {
      continue;
      }echo x;
      >
      
   2. 1. What is a constant? Declare a constant MAX assign the value 15.(2)
         
      2. Write any two features of PHP. (1)
         
   3. Write any two points of difference between echo and print statements.(2)
      
   4. Give the output of the following statements: (3)
      1. echo substr(“Multimedia and Web Technology”, 0, 2) ;
      2. echo 20+(3+5)%2 ;
      3. echo date(“M-d-Y” , mktime(0,0,0,14,1,2001))
5. Answer the following questions based on PHP:
   1. Write the output of the following code: (2)
      <?php
      fruits = array (“mango”, “apple”, “pear”, “peach”) ;
      fruits = sort($fruits);
      for (x = 0; x<=3; x++)
      echo (fruits[x]. “<br>”);
      ?>
      
   2. Write the name of the PHP built-in function: (2)
      1. To return reverse of a string
      2. To format a local time/dat
   3. Following is the code to create a connection to the server and to create a database named DB1 in mySql. Fill in the blanks to complete the code : (3)
      <?php
      servername = “localhost”;
      username = “username”;
      password = “password”;
      // Create connection
      conn = mysqli _ _____<servername,servername,username.______) ;
      // Check connection
      if________{die(“Connection failed: ” . mysqli_connect_error ());}
      //Create database
      sql = “_______DATABASE DB1”;
      if (mysqli_query(conn,______))
      {
      echo “Database created successfully”;
      }
      else
      {
      echo “Error creating database: ” . mysqli_error (conn,______))  {  echo “Database created successfully”;  }  else  {  echo “Error creating database: ” . mysqli_error (conn);
      }
      mysqli_close (_______);
      ?>
      
   4. Create a text file named try.txt using PHP and write the following lines into it: (3)
      Hello students!
      How are you?
      All the best for exams.
      Then write the code to count the number of vowels in it.
      
6. ​Answer the following questions based on JavaScript:
   1. The following code has error(s). Rewrite the correct code underlining all the corrections made: (2)
      var j;
      var i =15;
      var flag = 1;
      while (j = 2 j < i; j++)
      {
      if (i % j = 0)
      {
      flag==0;
      break;
      }
      }
      
   2. Rewrite the given code using switch….case:(2)
      var x, y ,z ,w;
      x=0; y=0; z=0; w=0;
      if (a==1)
      x++;
      else if(a==2)
      y++;
      else if(a==3)
      z++;
      else
      w++;
      
   3. Write the values of c and d after execution of the following code:(2)
      var a = 1;
      var b = 2;
      var c;
      var d;
      c = ++b;
      d = a++;
      c++;
      
   4. Write HTML coding with form and Javascript to display the output as shown: (4)
      
      When the user selects his stream and clicks on the button, then his choice should be displayed as shown:
      
7. Answer the following questions based on Communication and Network concepts:
   1. When is a repeater used in a computer network? (1)
      
   2. Write the full form of GPRS. (1)
      
   3. Amit and John have connected their mobile phones to transfer a song.(2)
      1. what type of network is formed?
      2. which communication media out of coaxial cable, Bluetooth and satellite link should they use to transfer the file
   4. Explain the following terms: (2)
      1. IP Address
      2. Video Conferencing
   5. Hi-Speed Technology Ltd. is a Delhi based organization which is expanding its office setup to Chandigarh. At Chandigarh office campus, they are planning to have 3 different blocks for HR, Account, and Logistics related work. Each block has a number of computers which are required to be connected in a network for communication, data resource sharing.
      As a network consultant, you have to suggest that best network related solutions for them for issues/problems raised in (i) to (iii)keeping in mind the distance between various blocks/locations and other given parameters.
      CHANDIGARH Office
      
      The shortest distance between various blocks/locations:

      HR Blocks to Accounts Block	400 Meters
      Accounts Block to Logistics Block	200 Meters
      Logistics Block to HR Block	150 Meters
      DELHI Head Office to CHANDIGARH Office	270 Km

      Number of Computers installed at various blocks are as follows:

      HR Block	70
      Accounts Block	50
      Logistics	40

      1. ​​​​​​Suggest the most appropriate block/location to house the SERVER in the CHANDIGARH Office (out of the 3 blocks) to get the best and most effective connectivity. Justify your answer. (1)
         
      2. Suggest the best-wired medium and draw the cable layout (Block to Block) to effectively connect various blocks within the CHANDIGARH office compound. (2)
         
      3. Suggest a device/software and its placement that would provide data security for the entire network of the CHANDIGARH office. (1)

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Last Year Question Paper Class 12 Multimedia and Web Technology

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Previous Year Question Paper for class 12 in PDF

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