Blue Star infotech Placement Paper

Company: Blue Star Infotech

Blue Star Infotech Ltd (BSIL)

After clearing aptitude there was technical paper. It had 2 sections. In section A there were 4 subsections out of which 2 were to be attempted. the first subsection was on c and UNIX , second on c++, third on vb /asp/com and fourth on RDBMS. In section B general computer awareness. In section A I did c and c++. Some ques
were as follows


1. void main()
extern int a;
1. Give linker error- a not defined ans
2. Print 10
3. Give compiler error

2. int a[10];
will compiler show any error?
ans no

3. socket() is a
1. system call ans
2. library function
3. both
4. none

In c++ there were conceptual ques on virtualfunctions , operator overloading etc. in section B some ques were as follows microprocessor over clocking will result in
1. overheating
2. malfunctioning ans(check)
3. life would be half
4. life would be full

4. Cache is
1. ROM
2. RAM ans

5. How can pass an array to a fns.
1. desgin(**a)
2. desgin (*a)
3. desgien(&a[0]);
4. desgin(***a)

6. Unix has pipelining fromatted &
a. high level
b. low “
c . mid level
d. none “

7. Task switching is
1.process switching
2.cpu switching
3. cpu schdular
4.all of the above ans

8. Thread arev ans .light weight process+(c)…………………..

9. virual fns are defined as …………….

10. which is not bus interface
a. pci
b. ide
c. age
d. none

11. switch statement use only
a. char
b. int
c. both
d. all of the above

12. Multiple inheritence can not be used in a case…………………………………?

13. What is difference b/w simple SQDL & Object oriented SQDL.

14. Virtual Destructor is used………………………

15. Question on two pass assembler…………………….

16. Link list uses
a. countiguos memory allocation
b. non coun. ” “
c. both
d. none

17. Non linear structure a. q & stack
Ans:- b.tree & graph
c. tree & stack
d. tree & linklist

18. Encryption is
Ans a. change readable code to cipher text

19. Sizeof () operator is used for
a. data type
b. data type & veriable
Ans c. both
d. none

20. deadlock condition
Ans. no process knows exactly that both are waiting for each other.

21. static
Ans:- it’s initial value is one — not true

22. new can be overloaded —— true

23. virtual function——- ans a and c means no code and forceful inheritance

24. for(;;)
Ans:- infinite loop

Blue Star infotech Placement Paper

About Blue Star infotech

About Blue Star

Blue Star Infotech Ltd, based in Mumbai, Bangalore, Santa Clara, New Jersey, London, Singapore, Malaysia, is a global provider of product development services, enterprise solutions and services, travel technology solutions and testing services with operations in North America, Europe, UK, and India.

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