IBM Paper Contributed by Vivek Mehta updated on Apr 2019
IBM Paper |   39423


IBM Placement Paper



a) Aptitude Questions


1. If a person sells a product for rs141/- he suffers a loss of 6%.if he has to have a profit of 10%, at what price should he sell it?

Answer : Rs.165


2. 7,0,1,8,5,12,9,26,3,23,2,? 

Answer : 28


3. 2,3,10,15,26,? 


Answer : 35


4. If the 1rst day of 1999 is a sunday,what is the last day?

5. If A driver drives a car four times a lap 10,20 30,60 kmph what is his average speed?


Answer : 20kmph 

6.  5,16,22,68,28,87,36,106,11,? 


Answer : 45


7. 13,24,36,23,34,56,33,44,96,43,54,? 


Answer : 116


8. 0,1,2,0.5,2,2,2,2,4,3,2,? 


Answer : 3.5

9.  8,5,9,7,2,25,5,1,16,8,6,? 


Answer : 15


10. 1/4,1/4,1/2,3/2,6,? 


Answer : 30


11.  9,4,16,6,36,21,441,?      


Answer : 421

12. Speed of boat in still water is 10kmph..if it travels 24km downstream,16km upstream in the same amount of time,what is the speed of the stream?


13. 3,7,10,8,4,12,0,5,5,3,2,?


Answer : 5 


14. 7,4,6,3,4.5,1.5,2.25,? 


Answer : -0.75


15. A cube of 3 units is painted on all sides. If this cube is divided into cubes of 1 unit,how many cube  have none of their faces painted?

16. In a class the average age is 16yrs.if the teacher who is 40 yrs of age is also included ,the average becomes  17yrs,how many students were there? 


17. If 3 houses are to be painted,Mr A can paint a house in 6 days(nos are not same)...Mr B can do the same in 8  days...and Mr.C in 12 days. If Mmr A does the work for 8 days and leaves for vacation, and Mr B continues the work  for the next 6 days, for how many days should mr.C work?


Answer : 11 days


18. A ball falls from a height of 8ft ,bounces back to half the distance & continues till it comes to rest. What is the total distance travelled by the ball?

Answer: 24ft


19.  18,24,5,21,27,8,17,23,4,24,30,? 


Answer : 9


20.  3,5,2,100,4,7,3,196,1,6,5,? 


Answer : 144


21. Which of the following is the sum of 3 consecutive prime nos?

Answer : 49 and 59 


22. If the area of a square has increased by 69%,by what % has its side increased? 


23. Six squares of same dimension are kept side by side to make a rectangle with a perimeter of 182 cm. what is  the perimeter of each square.


Answer :  52


24. One student takes 20 mins to reach school if he goes at a speed of 15kmph .At what speed should he go to  reach in 15 mins ( nos are not same). 


Answer : 16kmph


25. 2,9,5,49,11,169,? 


Answer : 22


26. 2,6,5,14,11,26,17,? 


Answer : 60

27. How many rational numbers are there between 0 and 5


Answer : Infinite 


28. A certain number of bullets were shared by 3 people equally.Each of them fired 4 bullets and the sum of the  remaining bullets was equal to the initial share each had got.what was the initial number of bullets?


Answer : 18


b) Technical Questions 


1. In a student form what is the relationship between student and course?


2. If in a table:account no,account holders name,account type ,.....(something else was given)are the
fields,which  of them could be the primary key?

3. Best method to find out whether a given array already sorted,is sorted or not in minute time


4. A question to convert a big no in decimal to octal(check only for the last 2 nos in ans is sufficient)


5. Which of the following is an example of a spooling device?


6. A trigger is ...?


7. If a file is opened in "r+" mode(in C),it means


8. What does the following statement mean?

int (*a)[4]


9. What is the difference between 123 and 0123 in c? 


10. Software Configuration Management process is -


11. Data Integrity constraint is


12. ROM is


13. Which of the following uses the minimum length of cable?


14. x-=y+1 is equivalent to what?


15. A primary key in one table also present in some other table is called


16. What is vector processing? 


17. Which of the following is a real time system?
18. How can you append the ls and who to certain existing file (like that)(i.e.listing and output of who is to be directed  to a file suppose u have a network .users complain of slow you suspect a problem in network adapter once you find that  the data is continuous and erroneous. what device do u use?