CodeScad

03/08/2015

Quick Revision of DBMS . You should read this before interview.
http://docs.google.com/Doc?id=dcqh6fb2_448rtt5fw

What are Views in Databases ? A view is a virtual or logical table composed of the result set of a query. Unlike ordinary tables (base6 tables) in a relational database, a view is not part of the physical schema: it is a dynamic, virtual table computed or collated from data in the database. Changing

08/07/2015

13 Things you should know before your interview.What are these? Visit the link below .
http://www.codescad.com/placement-special/

13/06/2015

http://www.codescad.com/c-tutorial-1-constants-variables-data-types/

Constants are the terms that can’t be changed during the ex*****on of a program.

19/04/2015

An array is used to store a collection of data of same type. It stores a sequential collection of elements of the same type. All arrays consist of contiguous memory locations. The lowest address corresponds to the first element and the highest address to the last element.

07/04/2015

Reserved / Key Words -Words which are already defined, and they cannot be re-defined to mean anything else. Keywords are following :-
auto , else , long , switch , break , enum , register , typedef , case , extern , return , union , char , float , short , unsigned , const , for , signed , void , continue , goto , sizeof , volatile , default , if , static , while , do , int , struct and double.

04/04/2015

All exception classes are subtypes of class Exception. This class derives from the class Throwable (which derives from the class Object).The hierarchy for the exception classes.

03/04/2015

Java Evolution

JDK Alpha and Beta (1995)
JDK 1.0 (23rd Jan, 1996)
JDK 1.1 (19th Feb, 1997)
J2SE 1.2 (8th Dec, 1998)
J2SE 1.3 (8th May, 2000)
J2SE 1.4 (6th Feb, 2002)
J2SE 5.0 (30th Sep, 2004)
Java SE 6 (11th Dec, 2006)
Java SE 7 (28th July, 2011)
Java SE 8 (18th March, 2014)

02/04/2015

Learn Java. Start programs from basics and then move to more advanced programs . and Check your level in with our online test of Java. For more visit our website http://www.codescad.com/java/

add factorial heap pattern pallindrome histogram prime reverse number swap vertical horizontal

30/03/2015

Final variables :- when final keyword is used with a variable of primitive data types (int, float, .. etc), value of the variable cannot be changed.
for example
public class Test {
public static void main(String args[]) {
final int i = 10;
i = 30; // Error because i is final.
}
}

26/03/2015

E- learning is the best way to learn. Focusing the same concepts we have started a program for all developers to build the basic concepts about C , C++ , Java and DataBase through the official page of our website www.codescad.com. For more info visit our website http://www.codescad.com/test-yourself/

01/03/2015

Check out the most selected questions asked in C interviews.
http://www.codescad.com/interview/