XII â A, B Physics
Transcription
XII â A, B Physics
XII – A, B Physics All NCERT questions (both solved and unsolved) from the chapters of electrostatics and dual nature of matter and radiation Draw well labeled diagrams of the following and explain their working: Microscope Telescope (both reflecting and reflecting type) repression for magnifying powers. Do five problems based on: Mirror formula B) lens formula Distinguish between paramagnetic, diamagnetic, ferromagnetic etc substance with examples in tabular form and learn them Write the user of the following: Radio waves ultraviolet e) Micro f) X-rays Infra red Gamma rays g) Visible Derive lens maker formula (3) times. Write short notice on the following: Internet Mobile telephony GPS Biology Q1. Prepare an invoslogicaly project on the selected topic of biology. Q2. Record the practical in practical file. Computer science Q1. Prepare a project on c++ language based on real life. Q.2 prepares a file and includes the following program: A) Write a c++ program to check whether a strong is palindrome or not. b) Program to find the factional of a given number c) Program to convent the temperature from Celsius to Fahrenheit and vice versa. d) Program to perform rectangle operation. e) Program to perform four function operations Q3. Do all the questions of ch 1,2,14 CHEMISTRY Q1. Prepare an investigatory project on any relevant topic from chemistry . Q2. Do NCERT exercise and intent questions from chapter -10 HALOALKANES AND HALOARENES CHPATER – 11 ALCOHOLS, PHENOLOS AND ETHERS in assignment note book. Q3. Make a list of all named reactions from chapter 10 to 13 in your assignment note book Q4. Read chapter -16 chemistry in everyday life chapter 15 polymers Write short note on : a) b) c) d) Soaps and detergents Antacids Tranquilesers antiseptics and disinfectants MATHS 1. Do practices of 40 qus each from chapter 1 relation and function chapter 2 inverse trigonometry Reference of practice qus 1. Exemplar of class xii available of net also) 2. 2. Directorate of education (site) 3. Support material of class XII Political Science Q1. The cold war produced an arms race as well as arms control what were the reasons for both these developments? Q2. Why did the superpowers have military alliances with smaller countries? Give three reasons Q3. Sometimes it is said that the cold war was a simple struggle for power and that ideology mad nothing to do with it do you agree with this? Give one example to support your position Q4. What was India’s foreign policy towards the us and USSR during the cold war era? Do you think that this policy helped India’s interests? Q5. What were the factors that forced Gorbachess to initiate the reforms in the USSR? Q6. Write an essay for or against the following proposition: with the disintegration of the second world, India should change its foreign policy and focus more on friendship with the us rather than with traditional friends like Russia. Q7. Give one example of the three kinds of hegemony that are dealt with the chapter do not cite ex. That is in the chapter. Q8. What are the constraints on American hegemony today/ which one of these do you expect to get more important in the future? Q9. If big and resourceful states cannot resist the us hegemony, it is unrealistic to expect much smaller and weaker non-state actors to offer any resistance Examine this proposition and give your opinion. Q10. What are the components of the ASEAN Vision 2020? Q11. Identify the contentions issues between china and India how could these be resolved for greater cooperation? Give your suggest Q12. List three challenges to democracy in Nepal Q13. Name the principal players in the ethic conflict in sri lanka , how do you assess the prospects of the resolution of this conflict? Q14. Mention some of the recent agreements between India and Pakistan, can we be sure that the two countries are well on their way to a friendly relationship / Q15. Mention two areas each of cooperation and disagreement between India and Bangladesh French Write short note on the following in france 1. Melleure amie, 2. Manacteur/ actrice favorite3. Le jeu ane j’aime 4. Maville delhi, 5. Piqne niane, 6. Pass temps favouri 7. Pourqnoi je apprends le frunguis, 8.. ma fate favorite 9. L’inde. 2. Conjugate the following vubs into present, past, future, imputative and impasfant Allu 2. Fasre 3. Avoir 4. Ětrc,5 saroir 3. Write translation of chapter 18 to 25 in your copy. 4. Write all the conventional question passed on the chapter 18 to 25 in your French register. 5. Select any 10 French regions and find out and write its special product (per Interest ) 6. Revise Previous grammar ( French ) Xi and Xii I.P. - HOLIDAYS HW CLASS 12 ASSIGNMENT —1 OPEN SOURCE Q1 Define the Full: A. Open Source Software B. Freeware C. Shareware D. Proprietary Software F. Glyph E. Fonts Q2 Give full Forms: 1 W3C 2. OSI 3 GNU 4. FSF 5LAMP 6. FLOSS 7 PHP 8. OOo 9. JPEG 10. PNG 11 ODF 12. ISCH 13. OTF 14.TTF Q3 Give uses of the following in brief: L.MOZILLA 2. LINUX 3. PYTHON 4. APACHE 5. ODF FORMAT 6. OGG VORBIS 7. TOMCAT 8. PHP 9. UNICODE 10. ASCII Q4 Differentiate between PROPRIETARY STANDARDS AND OPEN STANDARD OPEN SOURCE SOFTWARE AND FREEWARE Q5 Give examples of : 1. INDIAN LANGUAGES IN UNICODE 2. PROPRIETARY SOFTWARE 3. OPEN SOURCE SOFTWARE 4. SHAREWARE ASSIGNMENT — 2 - IT APPLICATIONS Q1 Define and explain front end and backend software’s with eg. Q2 What social impact does e-governance has on society? Q3 Mr Anurag Dass working as manager in Vivian enterprises wants to create a form in Net beans to take various inputs from the user. Choose appropriate controls from Label, Textbox, Radio button, Checkbox, List box, Combo box and Command button. Write the most appropriate controls in the third column : SNO 1 2 3 4 CONTROL USED TO Enter Name, address & Salary Select Gender(M/F) Select Department from available list Choose Hobbies(Singing/Dancing/Painting Sculpture) Q4 Is e-Commerce same as e-business? Justify Q5 What is the impact of e-Learning sites on Student learning process? Q6 Give examples of each : 1. 5. E-Govemance Portals E-Business Sites One Too Many Relation Q7 Given 2 relations: 2. E-Learning Sites One-To-One Relation 6. Many Too Many Relation CONTROL CUSTOMER (Cust ID, Name, Address, Purchase date, Bill amount) ITEM(Item code, It name, It price, IT_qty) Draw an E-R diagram to show that: "A Customer can buy many items" ASSIGNMENT - III - NETWORKING Q1 Define: 1. 2. Domain Name 5. NIL- 3. Domain Name Resolution Network 4. IP 6. Mac Address 7. Internet 9. Bridge Address 8. Hub 13. Eavesdropping 17. 10. Gateway 11. Router 12. Snooping Cookies 14. Firewall 5. URL Q2 Define following Topologies with diagram: Star 2. Tree 3. Bus 4. Ring Q3 Gyan deep International school is planning to connect all computers, each spread over a distance within 40 meters. Suggest an economical cable type having very high speed data transfer which can be used to connect all computers Q4 An organization is planning to link its front office situated in the city and corporate office in hilly region where cable connection is not feasible, suggest an economic way to connect it with reasonably high speed. Q5 What is the name of network topology in which there are bi-directional links between each possible node? Q6 Differentiate Between: IP address and MAC address Server and Node Web Address and Email Address Dedicated and Non Dedicated Servers Bridge and Router Web Server & Web Browser Server and Dumb Terminals Domain Name and URL Internet and Intranet 10 LAN and WAN Q7 Which Protocol is used for transfer of hyper text documents on the internet? Q8 Amit Nagpal says that the following numbers indicate an address: 208.77.188.166 What is the above address called? To what objective /device is it assigned? Q9 Name the protocol which is used by DNS name servers Q10 Give 2 eg of URL and Domain Name Q11 What is the name of the software package that allows people to send email along with a network of computers and workstation? Q12 Name the communication line which is most suited for interactive processing application. Q13 Name the device which is responsible for the data transfer from CPU to a peripheral device of a computer? Q14 Name the Network topology used by the Repeaters What ig the commonly used unit for measuring the speed of data transmission? HINDI #1 HINDI #2 HINDI #3 URDU