For CS/IT the main thing that you should be concerned for is your projects i.e. minor & major, industrial training, computer languages etc. Be prepared for everything that you have mentioned in your resume and do not write anything that you don't know just to impress the interviewer.
Few question that have been frequently asked in the technical round of Coding Branch are:
- Explain your projects.
Try to explain your projects in both technical as well as layman process.
2. What are your favorite subjects?
Choose either multiple or a single subject but you have to be confident about the subject and its concepts as the interview can ask question from level basic to advance.
3. What is polymorphism?
Polymorphism is a concept by which we can perform a single action in different ways. Polymorphism is derived from 2 Greek words: poly and morphs. The word "poly" means many and "morphs" means forms. So polymorphism means many forms.
4. What is Encapsulation in JAVA?
Encapsulation in Java is a process of wrapping code and data together into a single unit, for example, a capsule which is mixed of several medicines.
We can create a fully encapsulated class in Java by making all the data members of the class private. Now, we can use setter and getter methods to set and get the data in it.
The Java Bean class is the example of a fully encapsulated class.
5. What is UNIX?
UNIX is a complete package of the operating system developed mainly for servers, workstations, and mainframes. It is a copyrighted named. It can be used by its copyrighters only. It contains a completely different coding developed by AT&T labs, highly secured, has listed about 85-120 viruses till date.
6. Write a code in your favorable language. For example:
Write a JAVA program to print Fibonacci Series
public static void main(String args)
int array= new int;
System.out.println("The Fibonacci series is: ");
for(i=2; i<array.length; i++)
array[i]= array[i-2] + array[i-1];
System.out.print(array[i]+ " " );
7. What are the major Data Structures used in RDBMS, Network Data Model and Hierarchical Data Model?
RDBMS: Array (i.e., Array of structures)
Network data model: Graph
Hierarchical data model: Trees
8. Give some advantage of DBMS.
Advantages of DBMS are:
a.) Redundancy gets controlled
b.) Enforcing integrity constraints
c.) Unauthorized access is restricted
d.) Providing backup and recovery
9. Which operation in SQL perform pattern-matching?
LIKE operator performs pattern matching.
10. What is OSI model?
Layers of OSI model are:
1. Application layer ( 7th Layer)
2. Presentation layer (6th Layer)
3. Session layer (5th Layer)
4. Transport layer(4th Layer)
5. Network layer(3rd Layer)
6. Data Link layer (2nd Layer)
7.Physical layer(1st Layer)