DATA MATRICS Latest placement paper

[sridhar]

Analytical Section :

1. Find Number of 9s which are followed by 3 but not preceded by 6 in the given sequence?
3 9 7 9 9 3 9 6 3 9 8 9 0 3 9 7 3 9 6

Ans : we need to find the Pattern 39X where X cannot be 6 So, Answer is 3.

2. A person walks 15 Km to the East then Turns Right and Walk 20 Km and again turns Right
and walks 15 Km and Finally turns Left and walks 15 Km. What is the distance between
his Initial and Final Position .
15
ANS :

20
15

20


So answer is 40 KM.

3. + means *, * means -, - means /, / means + . Find value for
3+5+2-3/5*2

ANS : 30.

4. If First half of A-Z is reversed then find 9th letter to the left of 13th letter.
5. Some Qs on Arrangements . Like there are 7 seats and seven people
A,B,C,D,E,F,G・ . and few conditions are given and finally some Questions on that
arrangements.

6. Read the following and answer for given conclusion
A : If only I is True
B : If only II is True
C : If either I or II is True .
D : If Both I and II are True .

E : If Neither I Nor II is True.

Given : I : Some apples are Mangoes .
II : No Mango can be orange.
Conclusion : Some Oranges are Apples

I was not so sure for Qs of this type . So I Attempted them Last Bcoz of
negative marking I didnt attempt all of them . There will be around 6-8 Qs of this type ・.
Some of them can be easily answered.


So complete set 40 Qs. Will be having 3-4 problems of above mentioned types i.e. from 1-6
・・. But Keep Time Limit in Your Mind and Then Solve ・.

Judgment and Comprehension Section :

For Judgment we have those arrangements problems Like the Q.4 in above section .. Few were
of the type Q.6 as in above Section ..

C Programming :

This is where the Mystery Lies: Almost everything was asked from pointers and structures .

1. A union is having followimg definition ・ . Int a , char ch, double d
Sizeof(int) = 2
Sizeof(char) = 1
Sizeof(double) = 8 bytes.
What will be Minimum Size of the UNION ?

ANS . 8 Bytes. Infact Minimum and Maximum both are 8 bytes.