86. A matrix is an arrangement of items into labeled rows and columns within a_____-.

(A).Tabe

(B).Row

(C).Column

(D).None of the above

87. An n × n matrix is known as_________.

(A).Rectangular matrix

(B).Uniform matrix

(C).Square matrix

(D).None of the above

88. A matrix having irregular numbers of items in each row is known as___________.

(A).Uniform matrix

(B).Ragged matrix

(C).Square matrix

(D).None of the above

89. An n × m matrix is known as__________, i.e., one whose size may not be the same in both dimensions.

(A).Rectangular matrix

(B).Uniform matrix

(C).Ragged matrix

(D).None of the above

90. A matrix having a larger number of elements with zero value than the number of nonzero elements is said to be a_______

(A).Diagonal matrix

(B).Sparse matrix

(C).Triangular matrix

(D).None of the above

(A).Tabe

(B).Row

(C).Column

(D).None of the above

87. An n × n matrix is known as_________.

(A).Rectangular matrix

(B).Uniform matrix

(C).Square matrix

(D).None of the above

88. A matrix having irregular numbers of items in each row is known as___________.

(A).Uniform matrix

(B).Ragged matrix

(C).Square matrix

(D).None of the above

89. An n × m matrix is known as__________, i.e., one whose size may not be the same in both dimensions.

(A).Rectangular matrix

(B).Uniform matrix

(C).Ragged matrix

(D).None of the above

90. A matrix having a larger number of elements with zero value than the number of nonzero elements is said to be a_______

(A).Diagonal matrix

(B).Sparse matrix

(C).Triangular matrix

(D).None of the above