Class 11 Mathematics · Chapter 4 · Test 1
Matrices and Determinants 1
40 MCQs This set covers the types of matrices, transpose, equal matrices, and the addition, scalar multiplication and multiplication of matrices.
40 questions · 35 min · 40 marks
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Sample questions
The first 5 of 40. Try each one, then tap to see the answer.
Question 1
A rectangular array of numbers enclosed in brackets is called a
- ADeterminant
- BMatrix
- CSet
- DVector space
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Answer: B
A matrix is a rectangular array of numbers enclosed by a pair of brackets.
Question 2
The numbers in a matrix are called its
- AElements or entries
- BRoots
- CFactors
- DCofactors
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Answer: A
The numbers used in rows or columns are the entries or elements of the matrix.
Question 3
Horizontal lines of numbers in a matrix are called
- AColumns
- BRows
- CDiagonals
- DMinors
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Answer: B
Horizontal lines are rows and vertical lines are columns.
Question 4
Vertical lines of numbers in a matrix are called
- ARows
- BDiagonals
- CColumns
- DMinors
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Answer: C
Vertical lines of numbers are columns.
Question 5
A matrix with 3 rows and 4 columns has order
- A3x4
- B4x3
- C12
- D7
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Answer: A
The order is written as rows x columns.
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