{"id":22677,"date":"2018-12-01T16:33:49","date_gmt":"2018-12-01T11:03:49","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/?p=22677"},"modified":"2018-12-19T12:48:22","modified_gmt":"2018-12-19T07:18:22","slug":"cbse-question-paper-2014-class-12-computer-science","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2014-class-12-computer-science\/","title":{"rendered":"CBSE Question Paper 2014 class 12 Computer Science"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2014-class-12-computer-science\/#Class_12_Computer_Science_list_of_chapters\" >Class 12 Computer Science list of chapters<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2014-class-12-computer-science\/#CBSE_Question_Paper_2014_class_12_Computer_Science\" >CBSE Question Paper 2014 class 12 Computer Science<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2014-class-12-computer-science\/#General_Instructions\" >General\u00a0Instructions:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2014-class-12-computer-science\/#Last_Year_Question_Paper_Class_12_Computer_Science_2014\" >Last Year Question Paper Class 12 Computer Science 2014<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2014-class-12-computer-science\/#Previous_Year_Question_Paper_for_class_12_in_PDF\" >Previous Year Question Paper for class 12 in PDF<\/a><\/li><\/ul><\/nav><\/div>\n<p><strong>CBSE Question Paper 2014 class 12 Computer Science<\/strong>\u00a0conducted by Central Board of Secondary Education, New Delhi in the month of March 2014. 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.<\/p>\n<p style=\"text-align: center;\"><strong>CBSE Question Paper 2014 class 12 Computer Science<\/strong><\/p>\n<p style=\"text-align: center;\"><strong><a class=\"button\" href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-12-computer-science\/1851\/cbse-last-year-papers\/3\/\">Download as PDF<\/a><\/strong><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Class_12_Computer_Science_list_of_chapters\"><\/span>Class 12 Computer Science list of chapters<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li>Review of Python<\/li>\n<li>The concept of Object Oriented Programming<\/li>\n<li>Classes in Python<\/li>\n<li>Inheritance<\/li>\n<li>Linear List Manipulation<\/li>\n<li>Stacks &amp; Queues in list<\/li>\n<li>Data File Handling<\/li>\n<li>Exception Handling &amp; Green Functions<\/li>\n<li>Databases Concepts and SQL<\/li>\n<li>Structured Query Language<\/li>\n<li>Boolean Algebra<\/li>\n<li>Boolean Functions &amp; Reduce Forms<\/li>\n<li>Application of Boolean Logic<\/li>\n<li>Networking Concepts\u00a0 (Part 1)<\/li>\n<li>Networking Concepts\u00a0 (Part 2)<\/li>\n<li>Networking Protocols<\/li>\n<li>Mobile Telecommunication Technologies, Network Security and Internet Services<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"CBSE_Question_Paper_2014_class_12_Computer_Science\"><\/span>CBSE Question Paper 2014 class 12 Computer Science<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div>\n<h3><span class=\"ez-toc-section\" id=\"General_Instructions\"><\/span><strong>General\u00a0Instructions:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>All questions are compulsory.<\/li>\n<li>Programming Language: C++<\/li>\n<\/ul>\n<hr \/>\n<p>1. (a) What is the difference between call by reference and call by value with respect to memory allocation? Give a suitable example to illustrate using C++ code. (2)<\/p>\n<p>(b) Observe the following C++ code and write the name(s) of the header file(s), which will be essentially required to run it in a C++ compiler: (1)<\/p>\n<p>void main()<\/p>\n<p>{<\/p>\n<p>char CH,STR[20];<\/p>\n<p>cin&gt;&gt;STR;<\/p>\n<p>CH=toupper(STR[0]);<\/p>\n<p>cout&lt;&lt;STR&lt;&lt;\u201dstarts with\u201d&lt;&lt;CH&lt;&lt;endl;<\/p>\n<p>}<\/p>\n<p>(c) Rewrite the following C++ code after removing all the syntax error(s), if present in the code. Make sure that you underline each correction done by you in the code. (2)<\/p>\n<p>Important Note:<\/p>\n<p>\u2013 Assume that all the required header files are already included, which are essential to run this code.<\/p>\n<p>\u2013 The corrections made by you do not change the logic of the program.<\/p>\n<p>typedef char[80] STR;<\/p>\n<p>void main()<\/p>\n<p>{<\/p>\n<p>Txt STR;<\/p>\n<p>gets(Txt);<\/p>\n<p>cout&lt;&lt;Txt[0]&lt;&lt;\u2019\\t&lt;&lt;Txt[2];<\/p>\n<p>cout&lt;&lt;Txt&lt;&lt;endline;<\/p>\n<p>}<\/p>\n<p>(d) Obtain the output from the following C++ program as expected to appear on the screen after its execution. (2)<\/p>\n<p>Important Note:<\/p>\n<p>&#8211; All the desired header files are already included in the code, which are required to run the code.<\/p>\n<p>void main()<\/p>\n<p>{<\/p>\n<p>char *Text=\u201dAJANTA\u201d;<\/p>\n<p>int *P, Num[]={1,5,7,9};<\/p>\n<p>P=Num;<\/p>\n<p>cout&lt;&lt;*P&lt;&lt;Text&lt;&lt;endl;<\/p>\n<p>Text++;<\/p>\n<p>P++;<\/p>\n<p>cout&lt;&lt;*P&lt;&lt;Text&lt;&lt;endl;<\/p>\n<p>}<\/p>\n<p>(e) Obtain the output of the following C++ program, which will appear on the screen after its execution. (3)<\/p>\n<p>Important Note:<\/p>\n<ul>\n<li>All the desired header files are already included in the code, which are required to run the code.<\/li>\n<\/ul>\n<p>class Game<\/p>\n<p>{<\/p>\n<p>int Level, Score;<\/p>\n<p>char Type;<\/p>\n<p>public:<\/p>\n<p>Game(char GType=\u2019P\u2019)<\/p>\n<p>{Level=1;Score=0;Type=GType;}<\/p>\n<p>void Play(int GS);<\/p>\n<p>void Change();<\/p>\n<p>void Show()<\/p>\n<p>{<\/p>\n<p>cout&lt;&lt;Type&lt;&lt;\u201d@\u201d&lt;&lt;Level&lt;&lt;endl;<\/p>\n<p>cout&lt;&lt;Score&lt;&lt;endl;<\/p>\n<p>}<\/p>\n<p>};<\/p>\n<p>void main()<\/p>\n<p>{<\/p>\n<p>Game A(\u2018G\u2019),B;<\/p>\n<p>B.Show();<\/p>\n<p>A.Play(11);<\/p>\n<p>A.Change();<\/p>\n<p>B.Play(25);<\/p>\n<p>A.Show();<\/p>\n<p>B.Show();<\/p>\n<p>}<\/p>\n<p>void Game::Change()<\/p>\n<p>{<\/p>\n<p>Type=(Type==\u2019P\u2019)?\u2019G\u2019:\u2019P\u2019;<\/p>\n<p>}<\/p>\n<p>void Game::Play(int GS)<\/p>\n<p>{<\/p>\n<p>Score+=GS;<\/p>\n<p>if(Score&gt;=30)<\/p>\n<p>Level=3;<\/p>\n<p>else if(Score&gt;=20)<\/p>\n<p>Level=2;<\/p>\n<p>else<\/p>\n<p>Level=1;<\/p>\n<p>}<\/p>\n<p>(f) Read the following C++ code carefully and find out, which out of the given options (i) to (iv) are the expected correct output(s) of it.<br \/>\nAlso, write the maximum and minimum value that can be assigned to the variable Taker used in the code: (2)<\/p>\n<p>void main()<\/p>\n<p>{<\/p>\n<p>int GuessMe[4]={100,50,200,20};<\/p>\n<p>int Taker=random(2)+2;<\/p>\n<p>for (int Chance=0;Chance&lt;Taker;Chance++)<\/p>\n<p>cout&lt;&lt;GuessMe[Chance]&lt;&lt;\u201d#&#8221;;<\/p>\n<p>}<\/p>\n<p>(i) 100#<\/p>\n<p>(ii) 50#200#<\/p>\n<p>(iii) 100#50#200#<\/p>\n<p>(iv) 100#50<\/p>\n<p>2. (a) What is function overloading? Write an example using C++ to illustrate the concept of function overloading. (2)<\/p>\n<p>(b) Answer the questions (i) and (ii) after going through the following class: (2)<\/p>\n<p>class Hospital<\/p>\n<p>{<\/p>\n<p>int Pno, Dno;<\/p>\n<p>public:<\/p>\n<p>Hospital(int PN); \/\/Function 1<\/p>\n<p>Hospital(); \/\/Function 2<\/p>\n<p>Hospital(Hospital &amp;H); \u00a0 \/\/Function 3<\/p>\n<p>void In(); \/\/Function 4<\/p>\n<p>void Disp(); \/\/Function 5<\/p>\n<p>};<\/p>\n<p>void main()<\/p>\n<p>{<\/p>\n<p>Hospital H(20); \/\/Statement 1<\/p>\n<p>}<\/p>\n<p>(i) Which of the functions out of Function 1, 2, 3, 4 or 5 will get executed when the Statement 1 is executed in the above code?<\/p>\n<p>(ii) Write a statement to declare a new object G with reference to already existing object H using Function 3.<\/p>\n<p>(c) Define a class Tourist in C++ with the following specification: (4)<\/p>\n<p>Data Members<\/p>\n<ul>\n<li>CNo &#8211; to store Cab No<\/li>\n<li>CType &#8211; to store a character \u2018A\u2019, \u2018B\u2019, or \u2018C\u2019 as City Type<\/li>\n<li>PerKM &#8211; to store per Kilo Meter charges<\/li>\n<li>Distance &#8211; to store Distance travelled (in KM)<\/li>\n<\/ul>\n<p>Member Functions<\/p>\n<ul>\n<li>A constructor function to initialize CType as \u2018A\u2019 and CNo as \u20180000\u2019<\/li>\n<li>A function CityCharges( ) to assign PerKM as per the following table :<\/li>\n<\/ul>\n<table class=\"mobile\" border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td style=\"width: 49.5pt;\"><strong>CType <\/strong><\/td>\n<td style=\"width: 52.5pt;\"><strong>PerKM<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 49.5pt;\"><strong>A <\/strong><\/td>\n<td style=\"width: 52.5pt;\"><strong>20<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 49.5pt;\"><strong>B <\/strong><\/td>\n<td style=\"width: 52.5pt;\"><strong>18<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 49.5pt;\"><strong>C <\/strong><\/td>\n<td style=\"width: 52.5pt;\"><strong>1<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li>A function RegisterCab() to allow administrator to enter the values for CNo and CType. Also, this function should call CityCharges() to assign PerKM Charges.<\/li>\n<li>A function Display() to allow user to enter the value of Distance and display CNo, CType, PerKM, PerKM*Distance (as Amount) on screen.<\/li>\n<\/ul>\n<p>(d) Consider the following C++ code and answer the questions from (i) to (iv): (4)<\/p>\n<p>class University<\/p>\n<p>{<\/p>\n<p>long Id;<\/p>\n<p>char City[20];<\/p>\n<p>protected:<\/p>\n<p>char Country[20];<\/p>\n<p>public:<\/p>\n<p>University();<\/p>\n<p>void Register( );<\/p>\n<p>void Display( );<\/p>\n<p>};<\/p>\n<p>class Department: private University<\/p>\n<p>{<\/p>\n<p>long DCode[10];<\/p>\n<p>char HOD[20];<\/p>\n<p>protected:<\/p>\n<p>double Budget;<\/p>\n<p>public:<\/p>\n<p>Department();<\/p>\n<p>void Enter();<\/p>\n<p>void Show();<\/p>\n<p>};<\/p>\n<p>class Student: public Department<\/p>\n<p>{<\/p>\n<p>long RollNo;<\/p>\n<p>char Name[20];<\/p>\n<p>public:<\/p>\n<p>Student();<\/p>\n<p>void Enroll();<\/p>\n<p>void View();<\/p>\n<p>};<\/p>\n<p>(i) Which type of Inheritance is shown in the above example?<\/p>\n<p>(ii) Write the names of those member functions, which are directly accessed from the objects of class Student.<\/p>\n<p>(iii) Write the names of those data members, which can be directly accessible from the member functions of class Student.<\/p>\n<p>(iv) Is it possible to directly call function Display( ) of class University from an object of class Department ?<\/p>\n<p>(Answer as Yes or No).<\/p>\n<p>3. (a) Write code for a function void EvenOdd(int T[], int C) in C++, to add 1 in all the odd values and 2 in all the even values of the array T. (3)<\/p>\n<p>Example: If the original content of the array T is<\/p>\n<table class=\"mobile\" border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td><strong>T[0] <\/strong><\/td>\n<td><strong>T[1] <\/strong><\/td>\n<td><strong>T[2] <\/strong><\/td>\n<td><strong>T[3] <\/strong><\/td>\n<td><strong>T[4]<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>35 <\/strong><\/td>\n<td><strong>12 <\/strong><\/td>\n<td><strong>16 <\/strong><\/td>\n<td><strong>69 <\/strong><\/td>\n<td><strong>26<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The modified content will be :<\/p>\n<table class=\"mobile\" border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td><strong>T[0] <\/strong><\/td>\n<td><strong>T[1] <\/strong><\/td>\n<td><strong>T[2] <\/strong><\/td>\n<td><strong>T[3] <\/strong><\/td>\n<td><strong>T[4]<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>36 <\/strong><\/td>\n<td><strong>14 <\/strong><\/td>\n<td><strong>18 <\/strong><\/td>\n<td><strong>70 <\/strong><\/td>\n<td><strong>28<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>(b) An array A[20][30] is stored along the row in the memory with each element requiring 4 bytes of storage. If the base address of array A is 32000, find out the location of A[15][10]. Also, find the total number of elements present in this array. (3)<\/p>\n<p>(c) Write a user-defined function AddEnd2(int A[][4],int N,int M) in C++ to find and display the sum of all the values, which are ending with 2 (i.e., units place is 2). (2)<\/p>\n<p>For example if the content of array is:<\/p>\n<table class=\"mobile\" border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td><strong>22 <\/strong><\/td>\n<td><strong>16 <\/strong><\/td>\n<td><strong>12<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>19 <\/strong><\/td>\n<td><strong>5 <\/strong><\/td>\n<td><strong>2<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The output should be<\/p>\n<p>36<\/p>\n<p>(d) Evaluate the following postfix expression. Show the status of stack after execution of each operation separately: (2)<\/p>\n<p>T, F, NOT, AND, T, OR, F, AND<\/p>\n<p>(e) Write a function PUSHBOOK() in C++ to perform insert operation on a Dynamic Stack, which contains Book_no and Book_Title. Consider the following definition of NODE, while writing your C++ code. (4)<\/p>\n<p>struct NODE<\/p>\n<p>{<\/p>\n<p>int Book_No;<\/p>\n<p>char Book_Title[20];<\/p>\n<p>NODE *Next;<\/p>\n<p>};<\/p>\n<p>4. (a) Fill in the blanks marked as Statement 1 and Statement 2, in the program segment given below with appropriate functions for the required task. (1)<\/p>\n<p>class Agency<\/p>\n<p>{<\/p>\n<p>int ANo; \/\/Agent Code<\/p>\n<p>char AName[20]; \u00a0 \/\/Agent Name<\/p>\n<p>char Mobile[12]; \u00a0 \/\/Agent Mobile<\/p>\n<p>public:<\/p>\n<p>void Enter(); \/\/Function to enter details of agent<\/p>\n<p>void Disp(); \/\/Function to display details of agent<\/p>\n<p>int RAno(){return ANo;}<\/p>\n<p>void UpdateMobile() \/\/Function to update Mobile<\/p>\n<p>{<\/p>\n<p>cout&lt;&lt;\u201dUpdated Mobile:\u201d;<\/p>\n<p>gets(Mobile);<\/p>\n<p>}<\/p>\n<p>};<\/p>\n<p>void AgentUpdate()<\/p>\n<p>{<\/p>\n<p>fstream F;<\/p>\n<p>F.open(\u201cAGENT.DAT\uf0b2,ios::binary|ios::in|ios::out);<\/p>\n<p>int Updt=0;<\/p>\n<p>int UAno;<\/p>\n<p>cout&lt;&lt;\uf0b2Ano (Agent No &#8211; to update Mobile):\uf0b2;<\/p>\n<p>cin&gt;&gt;UAno;<\/p>\n<p>Agency A;<\/p>\n<p>while (!Updt &amp;&amp; F.read((char*)&amp;A,sizeof(A)))<\/p>\n<p>{<\/p>\n<p>if (A.RAno()==UAno)<\/p>\n<p>{<\/p>\n<p>\/\/Statement 1: To call the function to Update Mobile No.<\/p>\n<p>_______________________________________ ;<\/p>\n<p>\/\/Statement 2: To reposition file pointer to re-write the updated object back in the file<\/p>\n<p>_________________________________________ ;<\/p>\n<p>F.write((char*)&amp;A,sizeof(A));<\/p>\n<p>Updt++;<\/p>\n<p>}<\/p>\n<p>}<\/p>\n<p>if (Updt)<\/p>\n<p>cout&lt;&lt;\u201dMobile Updated for Agent\u201d&lt;&lt;UAno&lt;&lt;endl;<\/p>\n<p>else<\/p>\n<p>cout&lt;&lt;\u201dAgent not in the Agency\u201d&lt;&lt;endl;<\/p>\n<p>F.close();<\/p>\n<p>}<\/p>\n<p>(b) Write a function AECount() in C++, which should read each character of a text file NOTES.TXT, should count and display the occurrence of alphabets A and E (including small cases a and e too). (2)<\/p>\n<p>Example:<\/p>\n<p>If the file content is as follows:<\/p>\n<p>CBSE enhanced its<\/p>\n<p>CCE guidelines further.<\/p>\n<p><strong>The AECount() function should display the output as<\/strong><\/p>\n<p>A:1<\/p>\n<p>E:7<\/p>\n<p>(c) Assuming the class TOYS as declared below, write a function in C++ to read the objects of TOYS from binary file TOYS.DAT and display those details of those TOYS, which are meant for children of AgeRange \u2018\u20185 to 8\u2019\u2019. (3)<\/p>\n<p>class TOYS<\/p>\n<p>{<\/p>\n<p>int ToyCode;<\/p>\n<p>char ToyName[10];<\/p>\n<p>char AgeRange;<\/p>\n<p>public:<\/p>\n<p>void Enter()<\/p>\n<p>{<\/p>\n<p>cin&gt;&gt;ToyCode;<\/p>\n<p>gets(ToyName);<\/p>\n<p>gets(AgeRange);<\/p>\n<p>}<\/p>\n<p>void Display()<\/p>\n<p>{<\/p>\n<p>cout&lt;&lt;ToyCode&lt;&lt;\uf0b2:\uf0b2&lt;&lt;ToyName&lt;&lt;endl;<\/p>\n<p>cout&lt;&lt;AgeRange&lt;&lt;endl;<\/p>\n<p>}<\/p>\n<p>char* WhatAge(){return AgeRange;}<\/p>\n<p>};<\/p>\n<p>5. (a) Explain the concept of Cartesian Product between two tables, with the help of appropriate example. (2)<\/p>\n<p><strong>NOTE:<\/strong> Answer the questions (b) and (c) on the basis of the following tables SHOPPE and ACCESSORIES.<\/p>\n<p><strong>Table: SHOPPE<\/strong><\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"3\" align=\"left\">\n<tbody>\n<tr>\n<td><strong>Id <\/strong><\/td>\n<td><strong>SName <\/strong><\/td>\n<td><strong>Area<\/strong><\/td>\n<\/tr>\n<tr>\n<td>S001<\/td>\n<td>ABC Computronics<\/td>\n<td>CP<\/td>\n<\/tr>\n<tr>\n<td>S002<\/td>\n<td>All Infotech Media<\/td>\n<td>GK II<\/td>\n<\/tr>\n<tr>\n<td>S003<\/td>\n<td>Tech Shoppe<\/td>\n<td>CP<\/td>\n<\/tr>\n<tr>\n<td>S004<\/td>\n<td>Geeks Tecno Soft<\/td>\n<td>Nehru Place<\/td>\n<\/tr>\n<tr>\n<td>S005<\/td>\n<td>Hitech Tech Store<\/td>\n<td>Nehru Place<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Table: ACCESSORIES<\/strong><\/p>\n<table class=\"mobile\" border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td><strong>No <\/strong><\/td>\n<td><strong>Name <\/strong><\/td>\n<td><strong>Price <\/strong><\/td>\n<td><strong>Id<\/strong><\/td>\n<\/tr>\n<tr>\n<td>A01<\/td>\n<td>Mother Board<\/td>\n<td>12000<\/td>\n<td>S01<\/td>\n<\/tr>\n<tr>\n<td>A02<\/td>\n<td>Hard Disk<\/td>\n<td>5000<\/td>\n<td>S01<\/td>\n<\/tr>\n<tr>\n<td>A03<\/td>\n<td>Keyboard<\/td>\n<td>500<\/td>\n<td>S02<\/td>\n<\/tr>\n<tr>\n<td>A04<\/td>\n<td>Mouse<\/td>\n<td>300<\/td>\n<td>S01<\/td>\n<\/tr>\n<tr>\n<td>A05<\/td>\n<td>Mother Board<\/td>\n<td>13000<\/td>\n<td>S02<\/td>\n<\/tr>\n<tr>\n<td>A06<\/td>\n<td>Keyboard<\/td>\n<td>400<\/td>\n<td>S03<\/td>\n<\/tr>\n<tr>\n<td>A07<\/td>\n<td>LCD<\/td>\n<td>6000<\/td>\n<td>S04<\/td>\n<\/tr>\n<tr>\n<td>T08<\/td>\n<td>LCD<\/td>\n<td>5500<\/td>\n<td>S05<\/td>\n<\/tr>\n<tr>\n<td>T09<\/td>\n<td>Mouse<\/td>\n<td>350<\/td>\n<td>S05<\/td>\n<\/tr>\n<tr>\n<td>T10<\/td>\n<td>Hard Disk<\/td>\n<td>4500<\/td>\n<td>S03<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u00a0<\/strong>(b) Write the SQL queries: (4)<\/p>\n<p>(i) To display Name and Price of all the Accessories in ascending order of their Price.<\/p>\n<p>(ii) To display Id and SName of all Shoppe located in Nehru Place.<\/p>\n<p>(iii) To display Minimum and Maximum Price of each Name of Accessories.<\/p>\n<p>(iv) To display Name, Price of all Accessories and their respective SName where they are available.<\/p>\n<p>(c) Write the output of the following SQL commands: (2)<\/p>\n<p>(i) SELECT DISTINCT NAME FROM ACCESSORIES WHERE<\/p>\n<p>PRICE &gt;= 5000;<\/p>\n<p>(ii) SELECT AREA, COUNT(*) FROM SHOPPE GROUP BY AREA;<\/p>\n<p>(iii) SELECT COUNT(DISTINCT AREA) FROM SHOPPE;<\/p>\n<p>(iv) SELECT NAME, PRICE*0.05 DISCOUNT FROM<\/p>\n<p>ACCESSORIES WHERE SNO IN (\u2018S02\u2019, \u2018S03\u2019);<\/p>\n<p>6. (a) Name the law shown below and verify it using a truth table. (2)<\/p>\n<p>X+X\u2019.Y=X+Y<\/p>\n<p>(b) Obtain the Boolean Expression for the logic circuit shown below:<br \/>\n<img decoding=\"async\" id=\"Picture 1\" style=\"height: 93px; width: 277px;\" src=\"http:\/\/media-mycbseguide.s3.amazonaws.com\/images\/cbse\/12\/computer_science\/2014\/set2\/image001.png\" \/><\/p>\n<p>(c) Write the Product of Sum form of the function F(X, Y, Z) for the following truth table representation of F : (1)<\/p>\n<table class=\"mobile\" border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td>X<\/td>\n<td>Y<\/td>\n<td>Z<\/td>\n<td>F<\/td>\n<\/tr>\n<tr>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td>0<\/td>\n<td>0<\/td>\n<td>1<\/td>\n<td>0<\/td>\n<\/tr>\n<tr>\n<td>0<\/td>\n<td>1<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<\/tr>\n<tr>\n<td>0<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<td>0<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>0<\/td>\n<td>1<\/td>\n<td>0<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>1<\/td>\n<td>0<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<td>1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>(d) Obtain the minimal form for the following Boolean expression using Karnaugh\u2019s Map: (3)<\/p>\n<p>F(A,B,C,D)=\u01a9 (1,3,4,5,6,7,12,13)<\/p>\n<p>7. (a) Write two characteristics of Wi-Fi. (1)<\/p>\n<p>(b) What is the difference between E-mail and Chat? (1)<\/p>\n<p>(c) Expand the following: (1)<\/p>\n<ul>\n<li>GSM<\/li>\n<li>GPRS<\/li>\n<\/ul>\n<p>(d) Which type of network (out of LAN, PAN and MAN) is formed, when you connect two mobiles using Bluetooth to transfer a video?<\/p>\n<p>(e) Tech Up Corporation (TUC) is a professional consultancy company. The company is planning to set up their new offices in India with its hub at Hyderabad. As a network adviser, you have to understand their requirement and suggest to them the best available solutions. Their queries are mentioned as (i) to (iv) below.<\/p>\n<p><strong>Physical Locations of the blocks of TUC<\/strong><\/p>\n<p><img decoding=\"async\" id=\"Picture 2\" style=\"height: 163px; width: 287px;\" src=\"http:\/\/media-mycbseguide.s3.amazonaws.com\/images\/cbse\/12\/computer_science\/2014\/set2\/image002.png\" \/><\/p>\n<p><strong>Block to Block distances (in Mtrs.)<\/strong><\/p>\n<table class=\"mobile\" border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td style=\"width: 147.75pt;\"><strong>Block (From) <\/strong><\/td>\n<td style=\"width: 1.5in;\"><strong>Block (To) <\/strong><\/td>\n<td style=\"width: 81.0pt;\"><strong>Distance<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 147.75pt;\">Human Resource<\/td>\n<td style=\"width: 1.5in;\">Conference<\/td>\n<td style=\"width: 81.0pt;\">60<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 147.75pt;\">Human Resource<\/td>\n<td style=\"width: 1.5in;\">Finance<\/td>\n<td style=\"width: 81.0pt;\">120<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 147.75pt;\">Conference<\/td>\n<td style=\"width: 1.5in;\">Finance<\/td>\n<td style=\"width: 81.0pt;\">80<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Expected Number of Computers to be installed in each block<\/strong><\/p>\n<table class=\"mobile\" border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n<tbody>\n<tr>\n<td style=\"width: 192.75pt;\"><strong>Block <\/strong><\/td>\n<td style=\"width: 94.5pt;\"><strong>Computers<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 192.75pt;\">Human Resource<\/td>\n<td style=\"width: 94.5pt;\">125<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 192.75pt;\">Finance<\/td>\n<td style=\"width: 94.5pt;\">25<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 192.75pt;\">Conference<\/td>\n<td style=\"width: 94.5pt;\">60<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>(i) What will the most appropriate block, where TUC should plan to install their server? (1)<\/p>\n<p>(ii) Draw a block to block cable layout to connect all the buildings in the most appropriate manner for efficient communication. (1)<\/p>\n<p>(iii) What will be the best possible connectivity out of the following, you will suggest connecting the new setup of offices in Bangalore with its London based office? (1)<\/p>\n<ul>\n<li>Infrared<\/li>\n<li>Satellite Link<\/li>\n<li>Ethernet Cable<\/li>\n<\/ul>\n<p>(iv) Which of the following devices will be suggested by you to connect each computer in each of the buildings? (1)<\/p>\n<ul>\n<li>Gateway<\/li>\n<li>Switch<\/li>\n<li>Modem<\/li>\n<\/ul>\n<p>(f) Write names of any two popular Open Source Software, which are used as Operating Systems. (1)<\/p>\n<p>(g) Write any two important characteristics of Cloud Computing. (1)<\/p>\n<\/div>\n<div>\n<div>\n<p style=\"text-align: center;\"><strong>These are First questions only. To view and download complete question paper with solution install myCBSEguide App from google play store or log in to our\u00a0<a href=\"https:\/\/mycbseguide.com\/dashboard\/\">student dashboard<\/a>.<\/strong><\/p>\n<p style=\"text-align: center;\"><b><strong><a class=\"button\" href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\">Download myCBSEguide App<\/a><\/strong><\/b><\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Last_Year_Question_Paper_Class_12_Computer_Science_2014\"><\/span>Last Year Question Paper Class 12 Computer Science 2014<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Download class 12 Computer Science question paper with the solution from best CBSE App the myCBSEguide. CBSE class 12 Computer Science question paper 2014 in PDF format with solution will help you to understand the latest question paper pattern and marking scheme of the CBSE board examination. You will get to know the difficulty level of the question paper.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Previous_Year_Question_Paper_for_class_12_in_PDF\"><\/span>Previous Year Question Paper for class 12 in PDF<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>CBSE question papers 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005 and so on for all the subjects are available under this download link. Practicing real question paper certainly helps students to get confidence and improve performance in weak areas.<\/p>\n<ul>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-physics\/1251\/cbse-last-year-papers\/3\/\">Physics<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-chemistry\/1267\/cbse-last-year-papers\/3\/\">Chemistry<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-mathematics\/1284\/cbse-last-year-papers\/3\/\">Mathematics<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-biology\/1298\/cbse-last-year-papers\/3\/\">Biology<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-accountancy\/1315\/cbse-last-year-papers\/3\/\">Accountancy<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-business-studies\/1727\/cbse-last-year-papers\/3\/\">Business Studies<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-economics\/1327\/cbse-last-year-papers\/3\/\">Economics<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-history\/1869\/cbse-last-year-papers\/3\/\">History<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-geography\/1863\/cbse-last-year-papers\/3\/\">Geography<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-political-science\/1879\/cbse-last-year-papers\/3\/\">Political Science<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-physical-education\/1877\/cbse-last-year-papers\/3\/\">Physical Education<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-computer-science\/1851\/cbse-last-year-papers\/3\/\">Computer Science<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-informatics-practices\/1873\/cbse-last-year-papers\/3\/\">Informatics Practices<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-english-core\/1855\/cbse-last-year-papers\/3\/\">English Core<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-hindi-core\/1865\/cbse-last-year-papers\/3\/\">Hindi Core<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-hindi-elective\/1867\/cbse-last-year-papers\/3\/\">Hindi Elective<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12\/1250\/\">Other Subjects<\/a><\/li>\n<\/ul>\n<p>To download CBSE Question Paper class 12 Accountancy, Chemistry, Physics, History, Political Science, Economics, Geography, Computer Science, Home Science, Accountancy, Business Studies, and Home Science; do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through\u00a0<a href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\"><strong>the best app for CBSE students<\/strong><\/a>\u00a0and myCBSEguide website.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>CBSE Question Paper 2014 class 12 Computer Science\u00a0conducted by Central Board of Secondary Education, New Delhi in the month of March 2014. 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 &#8230; <a title=\"CBSE Question Paper 2014 class 12 Computer Science\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2014-class-12-computer-science\/\" aria-label=\"More on CBSE Question Paper 2014 class 12 Computer Science\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1346,1014,1443],"tags":[1527,1342,326,80,1566,1569],"class_list":["post-22677","post","type-post","status-publish","format-standard","hentry","category-cbse","category-cbse-question-papers","category-computer-science-cbse-class-12","tag-cbse-question-paper","tag-class-12","tag-computer-science","tag-last-year-papers","tag-previous-question-paper","tag-ten-year-questions-paper"],"yoast_head":"<!-- This site is optimized 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