# Matrix Test Quiz Set 01

### Question 1

The rows and columns of the left matrix have been labelled as I, J, K, L, M and 0, 1, 2, 3, 4, whereas those of the right matrix are D, E, F, G, H and 5, 6, 7, 8, 9. Find the correct row-column pairs out of these matrices that decode to the word - LBFV

 I J K L M 0 9 L L 9 G 1 G B U B G 2 U G 9 L 9 3 L U U 9 G 4 B L B U B
 D E F G H 5 K F F R K 6 V R 0 F R 7 K K 0 V K 8 V V 0 V 0 9 R R F F 0
A

3I, 1J, 6G, 8E

B

0J, 4M, 5F, 3I

C

0K, 4K, 9G, 4M

D

4J, 4I, 9F, 5F

Soln.
Ans: a

L occurs at: 0J ;0K ;2L ;3I ;4J ;
B occurs at: 1J ;1L ;4I ;4K ;4M ;
F occurs at: 5E ;5F ;6G ;9F ;9G ;
V occurs at: 6D ;7G ;8D ;8E ;8G ;

### Question 2

Two matrices are shown in the figure below. Their rows and columns are labelled as (0,1,2,3,4) and (5,6,7,8,9) in the manner shown. Find the correct row-column pairs out of the following matrices that decode to the word - WARE

 0 1 2 3 4 0 A Z M G A 1 A W W D B 2 A H A W W 3 K H I K W 4 C U P F T
 5 6 7 8 9 5 R Y X L E 6 R Y R C U 7 E S K V R 8 V V R P E 9 E C P S E
A

34, 04, 65, 95

B

11, 00, 55, 34

C

12, 22, 87, 00

D

23, 20, 79, 55

Soln.
Ans: a

W occurs at: 11 ;12 ;23 ;24 ;34 ;
A occurs at: 00 ;04 ;10 ;20 ;22 ;
R occurs at: 55 ;65 ;67 ;79 ;87 ;
E occurs at: 59 ;75 ;89 ;95 ;99 ;

### Question 3

Two matrices are shown in the figure below. Their rows and columns are labelled as (0,1,2,3,4) and (5,6,7,8,9) in the manner shown. Find the correct row-column pairs out of the following matrices that decode to the word - WALK

 0 1 2 3 4 0 A N A W W 1 B Q N Y G 2 E Y N W W 3 M Z I W V 4 A B A A M
 5 6 7 8 9 5 L S L Z K 6 Y D K K L 7 G R T V L 8 E G L M X 9 C K K E G
A

04, 43, 57, 96

B

23, 42, 55, 04

C

24, 02, 87, 42

D

33, 40, 79, 55

Soln.
Ans: a

W occurs at: 03 ;04 ;23 ;24 ;33 ;
A occurs at: 00 ;02 ;40 ;42 ;43 ;
L occurs at: 55 ;57 ;69 ;79 ;87 ;
K occurs at: 59 ;67 ;68 ;96 ;97 ;

### Question 4

Two matrices are shown in the figure below. Their rows and columns are labelled as (0,1,2,3,4) and (5,6,7,8,9) in the manner shown. Find the correct row-column pairs out of the following matrices that decode to the word - LACK

 0 1 2 3 4 0 L U X T A 1 P L X F Y 2 B A A Q J 3 N O L A A 4 M B L L Z
 5 6 7 8 9 5 G C Y G K 6 O K C Y C 7 M K B C F 8 K C O Y X 9 J K I G B
A

42, 21, 86, 85

B

32, 22, 69, 42

C

43, 34, 56, 22

D

11, 33, 78, 69

Soln.
Ans: a

L occurs at: 00 ;11 ;32 ;42 ;43 ;
A occurs at: 04 ;21 ;22 ;33 ;34 ;
C occurs at: 56 ;67 ;69 ;78 ;86 ;
K occurs at: 59 ;66 ;76 ;85 ;96 ;

### Question 5

The rows and columns of the left matrix have been labelled as 0, 1, 2, 3, 4 and Q, R, S, T, U, whereas those of the right matrix are 5, 6, 7, 8, 9 and L, M, N, O, P. Find the correct row-column pairs out of these matrices that decode to the word - 3LZM

 0 1 2 3 4 Q 3 N L N L R 3 B P B N S P L 3 B B T 3 P B N N U P P L 3 L
 5 6 7 8 9 L I I M M T M T D T D T N I M Z M Z O I D M D Z P T D I Z Z
A

Q0, U4, N7, N6

B

R0, Q2, N9, Q0

C

S2, Q4, P9, Q2

D

T0, U2, O9, N9

Soln.
Ans: a

3 occurs at: Q0 ;R0 ;S2 ;T0 ;U3 ;
L occurs at: Q2 ;Q4 ;S1 ;U2 ;U4 ;
Z occurs at: N7 ;N9 ;O9 ;P8 ;P9 ;
M occurs at: L7 ;L8 ;N6 ;N8 ;O7 ;