Solve your IGNOU Doubts

Question:

Choose an Indian queer novel that has been adapted into a film (Bollywood or Regional). Critically analyse the novel and the film using the units of Block 1 and Block 2.

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Question:

Imagine yourself dating someone meeting through an online gaming site. You two are filmed in a compromising position. Elucidate the whole situation and steps to be taken by you and your partner from a gender perspective. (You can use Block 4 as reference)

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Question:

Denote by a, b and c the column vectors

$a=\begin{pmatrix} 1\\ 2 \\ 3 \end{pmatrix}$ $b=\begin{pmatrix} -2\\ 1 \\ -3 \end{pmatrix}$ $c=\begin{pmatrix} -2\\ -1 \\ 1 \end{pmatrix}$

Calculate 2a - 5b, 2a- 5b +c, a^/ .b,

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Question:

Let the production function by a b Q AL^a K^b . Find the elasticity of production with respect to labour (L).

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Question:

Explain the concept of maximum value function.

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Question:

Evaluate $\int (7x-2)\sqrt{3x+2}dx$

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Question:

Singular matrix

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Question:

Decomposable matrix

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Question:

Adjugate of a matrix

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Question:

If Z = f(x,y) = xy

Find the maximum value for f(x,y) if x and y are constrained to sum to 1 (That is, x +y = 1). Solve the problem in two ways: by substitution and by using the Lagrangian multiplier method.

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Question:

Solve the following differential equation

$\frac{d^{2}y-2}{dx^{2}}\frac{dy}{dx}+10y=0$

given Y(0) = 4

$\frac{dy}{dx}(0)=1$

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Question:

Let Z = f(x,y) = 3x³ -5y² -225x + 70y + 23.

(i) Find the stationary points of z.
(ii) Determine if at these points the function is at a relative maximum, relative
minimum, infixion point, or saddle point.

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Question:

An individual consumer consumes two commodities X1 & X2. The utility function is

$\cup =X^{0.4}_{1} X^{0.6}_{2}$

The price of commodity one is P1 = Rs.3.00, the price of commodity two is P2 = Rs.4.00, the individual’s income per period is Rs.108. Determine the utility maximizing level of X1 & X2 and derive the demand curves for the two commodities.

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Question:

Consider the following two matrices.

$A=\bigl(\begin{smallmatrix} -1 & 1 &2\\ 1 &-1 &-2 \\ -2& 2&4 \end{smallmatrix}\bigr)$

$B=\bigl(\begin{smallmatrix} 1& 0 &-1\\ -1 &1 &1 \\ 1& -1&-1 \end{smallmatrix}\bigr)$

(i) Find the rank of ‘A’ and ‘B’
(ii) Show that (AB)^-1 = B^-1A ^-1
(iii) Show that (A^-1)^-1= A
(iv) Show that (B^-1)^-1= B

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Question:

Write a program to demonstrate use of commit and rollback methods in JDBC programming.

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Question:

Write a java program to demonstrate use of Set and Map collection interfaces in problem solving.

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Question:

Write a java program to create an abstract class Student. Inherit UG_Student class and PG_Student class from the Student class. Define constructors and appropriate methods to display details of students. Make necessary assumptions.

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Question:

Write a program to demonstrate use of different data types and operators in Java.

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Question:

Write and run the following queries for your database using SQL commands:
1. List all the customers whose pin code is “1100067”.
2. List the order id and amount of those orders which are placed in first week of the month and are of
amount more than 10,000.
3. List the customer name and contact number of those customers who have placed more than one
order in October 2023.
4. List the customer details, who has placed their orders on 10-10-2023.
5. List all the customers whose name starts with alphabet ‘A’.
10
6. Find the total price of the order id O0011 .
7. List the electronic products information in the increasing order of price.
8. Find the detail of products which have been ordered more than once.
9. ist the order details of the orders placed on 11-10-2023 and payment mode is COD.
10. List the different types (such as electronic, grocery, cloth etc.) of items available for shopping.

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Question:

Implement the database design (create tables) that you have created in question 1 using a RDBMS with proper integrity constraints. Enter about 10-15 meaningful records in each of your table.

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