PPSC Economics Topic 13 MCQS Test Preparation

If you have completed your higher education in the economy subject and now are looking to start your professional career through PPSC then you are at the right place now. The team of Ilmkidunya offers you online MCQs tests of economics subject. Candidates can find Topic -wise tests and full book tests. For every single Topic  or category, separate sections are designed. Here on this page candidates can find the MCQS PPSC test for Topic  13.

MCQ's Test For PPSC Economics Topic 13 Mathematics in Economics

Try The MCQ's Test For PPSC Economics Topic 13 Mathematics in Economics

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PPSC Economics Topic 13 Mathematics in Economics

00:00
Question # 1

A mathematical statement setting two algebraic expressions equal to each other is called.

Question # 2

A function where a variable x can only very in jumps, is often called.

Question # 3

Given or known values in an equation are called.

Question # 4

If each element of a raw of column of a square matrix A is zero, then the value of the determinant. is.

Question # 5

If A and B are symmetric matrix, then AB- BA is.

Question # 6

AB = BA = 1 , then B is said to

Question # 7

If matrix A is matrix of order n x m and B is another matrix of order m x n, then BA will be the matrix of order.

Question # 8

(A+B) = (B+A) this law of matrices is known as.

Question # 9

A square matrix a of order 'n' is called a diagonal matrix if its non diagonal elements are.

Question # 10

(A+B) + C =a +(B+C) This law of matrices is known as.

Question # 11

If two sets contain the same distinct elements, then they are called.

Question # 12

The increase in dependent variable that results when the independent variable increases by one unit in a simple lines. function is called.

Question # 13

If the columns of a given matrix A and B are changed into rows and vice versa, the matrix thus obtained is called the.

Question # 14

The elements in the Horizontal line in a matrix is called.

Question # 15

The objects constituting a set are called

Question # 16

A positive definite Hessian fulfills the second order conditions for

Question # 17

The matrix A multiplies by its inverse will b e a.

Question # 18

The set of 'stars in the sky' is an example of

Question # 19

A matrix with all elements zero other than all the diagonals is called.

Question # 20

Matrix multiplication does not satisfy

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Economics
13th Chapter

PPSC Economics Chapter 13 Test

Here you can prepare PPSC Economics Chapter 13 (Mathematics For Economics) Test. Click the button for 100% free full practice test.

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PPSC Economics Chapter 13 Important MCQ's

Sr.# Question Answer
1 A square matrix with 1's in its principal diagonal and zeros every where else is.
A. Diagonal matrix
B. Identity matrix
C. Leading diagonal
D. Scalar matrix
2 A set continuing no elements is called.
A. Null set
B. mpty set
C. void set
D. all of the above
3 If the columns of a given matrix A and B are changed into rows and vice versa, the matrix thus obtained is called the.
A. Symmetric matrix
B. Transpose of a matrix
C. Singular matrix
D. Rank of matrix
4 any number raise to the power zero is always equal to.
A. zero
B. one
C. two
D. The number itself
5 A set containing only one element is termed as
A. Unit set
B. Singleton set
C. Both a and b
D. None of these
6 A inverse is defined only if A is a
A. Square matrix
B. Column vector
C. Orthogonal matrix
D. Skew symmetric matrix
7 A square matrix A, such that A = A ' is called a
A. Symmetric matrix
B. Skew symmetric matrix
C. Singular matrix
D. Rank of a matrix
8 If a consumer's budget constraint is given as P, X,+ Py Y = B thent he absolute slope of the budget line is.
A. B
B. x/y
C. P/Py
D. None of these
9 An equation in which all variables are raised to the first power is known as.
A. Linear equation
B. Non linear equation
C. Quadratic equation
D. Polynomial of degree two
10 If each element of a raw of column of a square matrix A is zero, then the value of the determinant. is.
A. Equal
B. One
C. Zero
D. None of these

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