Polaris Placement Papers & Interview Questions with answers

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Polaris – HR Interview Questions/Technical Interview Questions/Aptitude Interview Questions
1.When is a declare statement needed ?
2.How to add video or audio file database?
3.what is the function of the kernal?
a) Process 
b) task 
c) not defined 
d) none of these
4.Difference between candidate key and primary key?
5.Difference between mysql and mysqli interfaces in PHP?
6.What is the frequency range of mobile communication?
7.What is the modulation used to transmit sound in tv signal?
8.How many times does the loop executes
a) 10     
b) 0      
c)100    
d)Infinite
Answer : d)infinite
9.Register variables are stored in?
a)Heap      
b)CPU Register    
c)Memory             
d)None
Answer : b) CPU Rgister
10.Which  of the following interrupts has the highest priority?
a)RS6      
b)RS7   
c)INT       
d)Trap
Answer:Trap
11.How to create MYSQL new users?
12.Explain about normalization?
13.Local variables will get stored in?
a) Stack 
b) queue 
c) register 
d) all the above
14.Register variables r stored in?
a) heap 
b) CPU register 
c) stack 
d) none
15.Program code is stored in?
a) Heap 
b) CPU register 
c) stack 
d) None
16.Explain about MYSQL and its features?
17.Explain encapsulation?
18.What is meant by pure virtual functions?
19.Define overloading and operator overloading?
20.What is the stack ?
21.What is page thrashing ?
22.void main( )
{
int i;
i=(2,3);
printf(%d,i);
}
a) 2      
b) 3      
c) garbage value   
d)none  of  these
Answer : b)3
23.The storage type used by micro processor is?
a)LIFO   
b)FIFO    
c)Uses Both alternatively 
d)none
Answer : a)LIFO
24.Busses in Microprocessor Does which of the following job(s)
a)Carrys the data.
b)Carrys the address.
c)Carrys the control signal.
d)All the above.
Answer : d)All the above.
25.What is SERIAL data type in MySQL?
26.Explain about database design?
27.Difference between MyISAM Static and MyISAM Dynamic?
28.What is a Hypertext link?
Polaris Financial Technology Limited:
Official website:
http://www.polarisft.com/
Careers For Freshers/Experienced: www.liveyourdream.in
Contact Address:
Polaris House, 244, Anna Salai
Chennai – 600006, India.
Phone: +91-44-39874000

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