Solve your IGNOU Doubts
Solve your IGNOU Doubts
Question:

 

 रिपोर्ताज से आप क्या समझते हैं? रिपोर्ताज लेखन के लिए आवश्यक बिंदुओं पर प्रकाश डालिए।

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Question:

Develop a GUIll (details given below) by Using wxPythonandTkinter, compare the code complexity of both and give your observations.

 

Use suitable components like text box, combo box, list, Radio Button, Check Box, Buttons, etc. to develop the GUI

 

Details of GUI: the GUI should accept the personal details of an Employee like Employee Name, DOB, Residential Address, Email, Mobile, Blood Group (A+, B+, O+, A-, B-, O-, etc.), Nature of Job (Permanent, Temporary, contractual, daily wage etc.), Diabetic (Yes, NO), Health Summary etc.

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Question:

Develop a QUIZ mobile app. The App should display questions one after another with multiple options (each option is possible answer). You need to select the correct option. After 10 questions, it will display the correct score. Make assumptions, wherever necessary.

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Question:

Employee (Eid, Ename, DeptCode, DateofAppointment) Eid is the employeeID, which is a unique identifier assigned by the Organisation when the employee joins (Primary Key), Ename is the employee name, DeptCode identifies the department of the employee (Foreign Key), DateofAppointment is the date when the employee joined the organisation.

 

Department (DeptCode, DeptName, DeptLocation)- DeptCode is the code allotted to a department and is the Primary Key, DeptName is the department's name, and DeptLocation is the city where the department office is located.

 

(a) Create the tables using SQL from the schema above; you must include the primary key, foreign keys and constraints in your implementation. Enter a few sets of meaningful data in each table.

 

(b) Write and run SQL statements for the following queries:

 

(i) List the name of the employees appointed before 1 January 2024.

 

(ii) List the name of all the departments located in "Delhi".

 

(iii) Find the name of all the employees and the name of the department in which he/she works.

 

(iv) List the employee ID of all those employees who work in Delhi.

 

(v) Find the total number of employees in each department.

 

(vi) Find the total number of departments.

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Question:

 

 Explain the instruments used for radiation measurement. Discuss the application of Radiochemical Techniques in Timcironmental Monitoring

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Question:

 

 Explain the principle, instrumentation and environmental applications of High-Performance Liquid Chromatography

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Question:

 

Explain the principle, instrumentation and environmental applications of IR Spectrometry and Mass Spectrometry

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Question:

Write short notes on the following:

 

a. Soil pH

 

b. Weathering

 

c. Green Chemistry

 

d. Hydrological cycle

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Question:

Describe the ozone layer depletion and its impact on biosphere

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Question:

 

Explain eco-friendly pesticides and their significant role in agrochemical sector.

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Question:

 

 Describe the mechanism, classification and properties of lubricants.

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Question:

 

 Explain the concept and scope of environmental chemistry. Explain fundamentals of oxidation- reduction with examples of redox reactions,

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Question:

 

With suitable examples, discuss the control of enantioselectivity in alkylation reactions.

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Question:

Write the advantages and disadvantages of chiron approach.

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Question:

 Discuss the role of phase transfer catalysis in nucleophilic substitution reactions.

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Question:

 

 What are homoenolates? Write the methods of their preparation.

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Question:

 

 Write various factors which control the formation of enolates.

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Question:

Discuss the oxidation of monoalkylacetylenes using thalium nitrate. Also give the mechanism of the reaction.

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Question:

 

 Give examples of alkoxysubstituted LAH reducing agents. Compare their selectivity with LAH.

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Question:

 

Explain giving suitable reactions the reduction of benzene using sodium is liquid ammonia.

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