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Matrix Questions for IBM

Five questions are based on the matrix given below:-

@ % $ # )
% + # & ^
@ & % # !
* + $ & %
/ ^ ! + $
Q. No. : 1
Question :If number of occurrence of % is more than $ then replace row(2) by row(5) followed by column(3) by column(5). If it is less then $ then replace row(3) by row(5), then column(2) by column(4). After the whole process the element at position (4 x 3) is
A :
%
B :
$
C :
&
D :
#
Answer: A
Q. No. : 2
Question :If we diagonally change the matrix from top right to bottom left by keeping $ fixed(they cannot change their position), then the element at position (2 x 3) is
A :
+
B :
$
C :
#
D :
%
Answer: C
Q. No. : 3
Question :Replace row(2) by row(5), then column(2) by column(4). Find the element at position (3 x 4) 
A :
%
B :
&
C :
#
D :
@
Answer: B
Q. No. : 4
Question :Change all the rows with equal number of column (in the increasing order), by keeping # fixed(i.e they cannot change position with other element), then find the element at position (3 x 2)
A :
+
B :
%
C :
#
D :
&
Answer: D
Q. No. : 5
Question :Replace all '+' by 1, '@' by 2 and '%' sign by 3.
If the sum of numbers of the matrix is odd replace row(2) by row(4) and find (2 x 5).
If sum is even replace column(2) by column(4) and find (4 x 4).
A :
+
B :
&
C :
^
D :
%
Answer: D
Solve the following question by using the matrix given below:-
9 10 11 12
5 13 17 19
4  8  12 16
7  2   3   5 
Q. No. : 6
Question : Change row(3) by col(3) and then column(3) by column(1) then the element at (4 x 3) is
A :
7
B :
11
C :
12
D :
3
Answer: A
Solution
Q. No. : 7
Question :Change column(1) by column(3) after that the row(2) by row(4) then which row contains only prime numbers
A :
2
B :
1
C :
4
D :
2 and 4 both
Answer: D
Q. No. : 8
Question : Change row(2) by row(3) then row(3) by column(3), then the element at the position (2 x 3 ) is
A :
17
B :
13
C :
8
D :
5
Answer: B
Solution
Q. No. : 9
Question : Change all the elements diagonally by keeping 7 fixed then change the row(3) by column(3), find the element at position (4 x 3)
A :
3
B :
16
C :
10
D :
8
Answer: C
Solution
Q. No. : 10
Question : Change the row(2) by row(4) then row(4) by row(1), find the column whose sum of element is least
A :
1
B :
2
C :
3
D :
4
Answer: A
Solution
Five questions are based on the matrix given below:-

# 8 @ ? $
k * Z + 8
S ? $ 2 Z
I P ? F +
F Q 8 Z 2
Q. No. : 11
Question :Reverse the element from top left to bottom right and then top right to bottom left, find the element at position (4 x 3) 
A :
?
B :
F
C :
2
D :
+
Answer: C
Q. No. : 12
Question :Replace row(2) by row(5) then column(3) by column(5) followed by row(5) by row(3), then the element at position (3 x 4) is
A :
F
B :
2
C :
Z
D :
+
Answer: D
Q. No. : 13
Question :Replace column(1) by column(3) then row(3) by row(5) then the element above the vowel is?
A :
K
B :
F
C :
S
D :
+
Answer: B
Q. No. : 14
Question :If sum of all the numbers in the matrix is divisible by 3 then replace row(1) by row(4) then column(4) by column(2). If it is divisible by 4 then replace row(2) by row(5) then column(5) by column(2). After the process find the element at the position (3 x 2)
A :
$
B :
?
C :
8
D :
Z
Answer: D
Q. No. : 15
Question :Replace Column(2) by row(2) then column(4) by row(4), followed by column(2) by column(4), then the element at (5 x 4) is
A :
8
B :
+
C :
F
D :
Z
Answer: A
Solve the following question using the matrix shown below:-
{a b c d
e f g h
i j k l
m n o p}
Q. No. : 16
Question : Exchange the row(2) by col(2) then the row(2) by row(4) then row(4) by col(4), the element at the position (4 x 3) is
A :
k
B :
f
C :
l
D :
j
Answer: C
Solution
Q. No. : 17
Question : In the above question change the row(3) by column(3), then the element at (3 x 2) is
A :
l
B :
g
C :
j
D :
k
Answer: B
Solution
Q. No. : 18
Question : Change all the rows by the column of same numbers, and doing the same by keeping the element d fixed for the next, then the element at position (3 x 3) is
A :
f
B :
h
C :
k
D :
n
Answer: A
Solution
Q. No. : 19
Question :Change the column(2) by row(2) and then row(3) by row(2) then what is the element at (3 x 2).
A :
e
B :
b
C :
f
D :
j
Answer: C
Q. No. : 20
Question :Change the row(3) by column(3) then what is the element at position (3 x 3)
A :
g
B :
c
C :
j
D :
k
Answer: D
Solve the following question using the matrix given below:-
a  b  c  d
p  q  r  s
u  v  w x
1  2  3 4
Q. No. : 21
Question : What is the value of trace(M), if a=1 and q+w=0.
A :
5
B :
0
C :
3
D :
1
Answer: A
Solution
Q. No. : 22
Question : If we diagonally change the elements by keeping a fixed then the element above r is?
A :
c
B :
q
C :
w
D :
3
Answer: B
Solution
Q. No. : 23
Question : Change the row(2) by row(4) then the column(3) by column(1) then what is the element between the vowel..
A :
2
B :
1
C :
p
D :
s
Answer: B
Q. No. : 24
Question : If we change the numbers by the alphabets placed at the same position of alphabets then the value of det(M) is
A :
(pqv-wqb)cu
B :
2(pq-rs)(ab-cd)
C :
(pq-rs)/(ab-cd)
D :
0
Answer: D
Solution
Q. No. : 25
Question :If we change the column(1) by column(4) and then row(1) by row(3) then the element above 2 is
A :
v
B :
b
C :
q
D :
none of these
Answer: B
Five questions are based on the matrix given below:-


@ % # 3 2
Z G 2 1 Z
G 1 Z D 9
P Z 2 7 7
Z H # @ C
Q. No. : 26
Question :If all rows are interchanged with columns having same numbered. what is the third element of row five?
A :
7
B :
D
C :
9
D :
1
Answer: C
Q. No. : 27
Question :What is the element that is left to the element that is below the element in row four of column four.
A :
H
B :
2
C :
7
D :
#
Answer: D
Q. No. : 28
Question :Replace row(2) by row(4), then Column(3) by Column(1), then the element at the position (4 x 3) is
A :
Z
B :
2
C :
1
D :
G
Answer: A
Q. No. : 29
Question :If the sum of the number in the matrix is even the reverse the element (from top left to bottom right ), if it is odd then reverse the element ( from top right to bottom left ).
Find the element at position (3 x 2)
A :
D
B :
2
C :
Z
D :
1
Answer: B
Q. No. : 30
Question :Replace column(5) by column(2) then row(2) by row(5) followed by column(1) by column(4), then the element at the position (5 x 4) is
A :
1
B :
Z
C :
2
D :
7
Answer: B
Five questions are based on the matrix given below:-

T K Y L M
K R Z N K
S L M B Z
I P L F N
F Q K Z B
Q. No. : 31
Question :Replace column(2) by row(2), then column(4) by row(4) followed by column(2) by column(4), then the element at position (5 x 4) is
A :
K
B :
N
C :
F
D :
Z
Answer: A
Q. No. : 32
Question :Replace column(1) by column(3) , then row(3) by row(5) then the element above the vowel is?
A :
K
B :
F
C :
S
D :
N
Answer: B
Q. No. : 33
Question :Replace row(2) by row(5) then column(3) by column(5), followed by row(5) by row(3), then the element at position (3 x 4) is
A :
F
B :
B
C :
Z
D :
N
Answer: D
Q. No. : 34
Question :If we reverse the element from top left to bottom right and then top right to bottom left, then the element at position (4 x 3) is
A :
L
B :
F
C :
B
D :
N
Answer: C
Q. No. : 35
Question :If Z=5, K=2 and N=1;
If the sum of all the numbers in the matrix is divisible by 3 then replace row(1) by row(4) and column(4) by column(2), If it is divisible by 4 then replace row(2) by row(5) then column(5) by column(2).
After the whole process find the position of the element at (3 x 2)?
A :
M
B :
L
C :
K
D :
Z
Answer: D
Five questions are based on the matrix given below:-

1 3 8 9 10
3 4 9 7 6
1 7 3 9 0
2 4 8 7 3
5 6 0 4 8
Q. No. : 36
Question :If number of occurrence of '3' is more than number of occurrence of '8' then replace row(2) by row(5) then column(3) by column(5). If it is less than occurrence of '8' then replace row(3) by row(5) then column(2) by column(4), then the element at position (4 x 3) is
A :
3
B :
8
C :
7
D :
9
Answer: A
Q. No. : 37
Question :If we diagonally change the element(from top left to bottom right), by keeping '8' fixed(i.e does not change its position), then the element at position (2 x 3) is
A :
4
B :
8
C :
9
D :
3
Answer: C
Q. No. : 38
Question :Replace row(2) by row(5) followed by column(2) by column(4), then the element at position (3 x 4) is
A :
3
B :
7
C :
9
D :
1
Answer: B
Q. No. : 39
Question :Change all the rows with equal number of column (in increasing order), by keeping '9' fixed. Find the element at position (3 x 2).
A :
4
B :
3
C :
9
D :
7
Answer: D
Q. No. : 40
Question :Replace all '4' by '1' and '1' by '2'.
If {3(M(2,3))+2M(4,2)+M(3,5) } is odd replace row(2) by row(4), then find the position of element(2 x 5).
If {3(M(2,3))+2M(4,2)+M(3,5) } is even replace column(2) by column(4), then find the position of element(4 x 4).
A :
4
B :
7
C :
6
D :
3
Answer: D
Five questions are based on the matrix given below:-

@ % # ! ?
) + ? * )
+ * ) > <
/ ) ? ( (
) - # @ =
Q. No. : 41
Question :What is the element that is left to the element that is below the element in row four column 4.
A :
-
B :
)
C :
(
D :
#
Answer: D
Q. No. : 42
Question :If all the rows and column are interchanged(one by one in increasing order) then what is the third element of row five.
A :
(
B :
>
C :
<
D :
*
Answer: C
Q. No. : 43
Question :Replace column(5) by column(2) then row(2) by row(5) followed by column(1) by  column(4) then the element at the position (5 x 4) is
A :
*
B :
)
C :
?
D :
(
Answer: B
Q. No. : 44
Question :Let '*'= 1, '?'=2, '!'=3, '<'=9 and '('=7
If the sum of all the numbers is even then reverse the element (from top left to bottom right), if it is odd then reverse the element (from bottom left to top right). Find the element at the position (3 x 2).
A :
>
B :
?
C :
)
D :
*
Answer: B
Q. No. : 45
Question :Replace row(2) by row(4), then column(3) by column(1). Find the element at position (4 x 3).
A :
)
B :
?
C :
*
D :
+
Answer: A