| 1. |
George cantor is the |
| A. | Father of Mathematics |
| B. | Father of statistics |
| C. | Father of Set Theory |
| D. | None |
| Answer» C. Father of Set Theory | |
| 2. |
Which method is also known as tabular method |
| A. | Roster method |
| B. | Set builder form |
| C. | Both a and b |
| D. | None |
| Answer» A. Roster method | |
| 3. |
Which is also known as property method |
| A. | Roster method |
| B. | Set builder method |
| C. | Both a and b |
| D. | None |
| Answer» B. Set builder method | |
| 4. |
A set with no elements is a |
| A. | Null set |
| B. | Finite set |
| C. | Infinite set |
| D. | None |
| Answer» A. Null set | |
| 5. |
A set which is empty (or) consists of a definite number of elements is called |
| A. | Null set |
| B. | Finite set |
| C. | Infinite set |
| D. | None |
| Answer» B. Finite set | |
| 6. |
Two set A and B are said to be equal if they have exactly the same elements and we write it |
| A. | A ≠ B |
| B. | A = B |
| C. | A € B |
| D. | None |
| Answer» B. A = B | |
| 7. |
Two finite sets A and B are said to be equivalent set if cardinality of both sets are |
| A. | Equal |
| B. | Not equal |
| C. | Similar |
| D. | none |
| Answer» A. Equal | |
| 8. |
Which of the following are examples of null set |
| A. | Set of even prime numbers |
| B. | Set of letters in English alphabets |
| C. | Set of odd natural numbers divisible by 2 |
| D. | All the above |
| Answer» C. Set of odd natural numbers divisible by 2 | |
| 9. |
In the following state whether A=B |
| A. | A= {4,8,12,16} B = {8,4,16,18} |
| B. | A= {x : x is a multiple of 10 } B= {10, 15, 20, 25 ….} |
| C. | A= {a, b, c, d} B = {d, c, b, a} |
| D. | None |
| Answer» C. A= {a, b, c, d} B = {d, c, b, a} | |
| 10. |
A set ‘A’ is said to be a subset of a set B if every element of A is |
| A. | Also an element of A |
| B. | Also an element of B |
| C. | Not an element of B |
| D. | Not an element of A |
| Answer» B. Also an element of B | |
| 11. |
The Value of determinant a b c d is |
| A. | ad – bc |
| B. | ab – cd |
| C. | bd – ac |
| D. | bc - ad |
| Answer» A. ad – bc | |
| 12. |
a 0 b −a is = |
| A. | ab |
| B. | 0 |
| C. | a2 |
| D. | b |
| Answer» C. a2 | |
| 13. |
The Value of the determinant 5 6 3 4 is ______ |
| A. | 2 |
| B. | - 2 |
| C. | 38 |
| D. | - 38 |
| Answer» A. 2 | |
| 14. |
if the rows and columns of determinant are interchanged, the determinate value …………………. |
| A. | Remains the same |
| B. | The sign of the value is changed |
| C. | Becomes zero |
| D. | None |
| Answer» A. Remains the same | |
| 15. |
A matrix with equal number of rows and colume is called |
| A. | Square matrix |
| B. | Column |
| C. | Row |
| D. | none |
| Answer» A. Square matrix | |
| 16. |
A matrix in which every element is Zero |
| A. | Unit |
| B. | Diagonal |
| C. | Scalar |
| D. | Null |
| Answer» D. Null | |
| 17. |
A square matrix in which all the laments except those in leading diagonal are zero is called ……………. Matrix |
| A. | Zero |
| B. | Null |
| C. | Diagonal |
| D. | None |
| Answer» C. Diagonal | |
| 18. |
A………… is matrix which has only one column |
| A. | Column |
| B. | Row |
| C. | Diagonal |
| D. | Square |
| Answer» A. Column | |
| 19. |
A square matrix in which elements in the diagonal are1 and rest is all zero is called |
| A. | Diagonal matrix |
| B. | Zero matrix |
| C. | Identity matrix |
| D. | none |
| Answer» C. Identity matrix | |
| 20. |
If all elements in the matrix are zero then it is |
| A. | Diagonal matrix |
| B. | Square matrix |
| C. | Identity matrix |
| D. | Zero matrix |
| Answer» D. Zero matrix | |
| 21. |
The sum of two matrices is a matrix obtained by adding ………………... elements of the given matrices |
| A. | Corresponding |
| B. | Opposite |
| C. | Same |
| D. | none |
| Answer» A. Corresponding | |
| 22. |
A (B+C) = AB + AC is a |
| A. | Associative law |
| B. | Cumulative law |
| C. | Distributive law |
| D. | Corresponding law |
| Answer» C. Distributive law | |
| 23. |
The transpose of a matrix A is denoted by |
| A. | At |
| B. | A |
| C. | A(x) |
| D. | None |
| Answer» A. At | |
| 24. |
A rectangular matrix does not possess |
| A. | Inverse matrix |
| B. | Square matrix |
| C. | Zero matrix |
| D. | None |
| Answer» A. Inverse matrix | |
| 25. |
The solution of the equation 4 =2/3 x is ………….. |
| A. | 6 |
| B. | 12 |
| C. | 8 |
| D. | 16 |
| Answer» A. 6 | |
We're developing a website for study materials for students.
We would love to hear your answers to some of the questions.
