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I dont know candidate key
A primary key must contain unique values. If the primary key consists of multiple columns, the combination of values in these columns must be unique. A primary key column cannot contain NULL values. It means that you have to declare the primary key column with the NOT NULL attribute. ... A table has only one primary key. Then FOREIGN KEY Constraint SQL FOREIGN KEY Constraint A FOREIGN KEY is a key used to link two tables together. A FOREIGN KEY is a field (or collection of fields) in one table that refers to the PRIMARY KEY in another table. The table containing the foreign key is called the child table, and the table containing the candidate key is called the referenced or parent table.
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Ashish Sharma 5 years, 11 months ago

What the ****

Soham Star 5 years, 11 months ago

Collection of heterogeneous data elements
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Important chapters are datahandiling,string,tupples,list,dictionary,mysql,datarepresentation,boolean logic
Chapter 10 ,11,12 & 13 are very important chapters . They have important programming questions which usually comes in exam.so be prepared with these chapters......
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Condition : for(int i=2;i<n;i++)..{ n3=n1+n2;...cout<<n3;...n1=n2;...n2=n3;....}
First take the value of n numbers from the user then assign the value of n1=0,n2=1, then print n1 & n2 in the order .Then take the below condition......................................for(int i=2 ; i<n ; i++)....{ n3=n1+n2;......cout<<n3;......n1=n2;......n2= n3;...}...................return 0; . . . . . .. . . . ..
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Prakhar J 6 years ago

Using the function strlen () with the help of the header file ...........#include<string.h>......only for c++
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Harsh Panchal 6 years ago

A ward that tells you about the main idea or subject of something.??
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Saif Imam 6 years ago

In call by value function create its own copy of argument and use them.Any change that are made in actual parameter that will not reflect back to formal parameter and vice versa. In call by reference instead of making a separate copy of value adress is passed.so changes in actual parameter reflect formal parameter and vice versa.
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Prakhar J 6 years ago

Object oriented programming is a method of implementation in which programs are organized as cooperative collections of objects,each of which represents an instance of some classes,and whose classes are all members of a hierarchy of classes united via inheritance relationship

Prakhar J 6 years ago

oop is object oriented programming
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Prakhar J 6 years ago

Cin ( console input) , cout ( console output) and cerr ( console error) are the standard devices in c++
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The new syllabus with python and it depends on the topic which school chooses for your exam but do stay updated.
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Sarvang Kumar 6 years ago

Vital information resource under siege

Abhishek Rai 6 years ago

Vital Information Resource Under System, I think. You should google it.
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Piyush Mahajan 6 years ago

A database management system
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Augastin Lazar 6 years ago

It is because c++ has every features in 'c' plus some additional features
Because ++c&c++ both operators has different value
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For python u can refer telusko. For c++ i dont know.
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Abhishek Rai 6 years ago

Use CS with python by Sumita Arora. It's a great book and will never despair you.
R u kidding how can we send 30 programms. Pls check in google
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Prakhar J 1 year, 2 months ago

Using for loop and inside it use post decrement operator.......
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Prakhar J 6 years ago

In one array we can assign a series of number by assigning the size of it. But if we compare to strings, we will have to take different strings to assign different numbers.

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