Tag: programming languages

True

False

Functions

Templates

Function pointers

Pointer of pointers

strcat(str1,str2)

str1.Append(str2)

str1.CopyAtEnd(str2)

str1=str1+str2

FileStream fp= new FileStream("c:\test.txt", FileMode.Create, FileAccess.Write,FileShare.Read);

FileStream fp= new FileStream("c:\test.txt", "rws");

FileStream fp= new FileStream("c:\test.txt", FileMode.ReadWriteShared);

FileStream fp= new FileStream("c:\test.txt", FileMode.ReadWrite, FileAccess.Shared);

namespace in C# refers to a holder where name collisions can be avoided whereas in C++ it is used to define templates

namespace in C# and C++ are for same purpose

namespace in C# refers to a holder where name collisions can be avoided whereas in C++ it is used to define STL classes

namespace in C# refers to a holder where name collisions can be avoided whereas in C++ it is undefined.

Pointers are not supported in C#

Pointers are supported in C# as is in C++

Pointers are replaced by delegates

Pointers can be used by declaring unsafe blocks

It can be used to join a maximum of three tables

It can be used to restrict the number of columns used in a NATURAL join

It can be used to access data from tables through equijoins as well as nonequijoins

It can be used to join tables that have columns with the same name and compatible data types

The numbers generated by a sequence can be used only for one table

DELETE <sequencename> would remove a sequence from the database

CURRVAL is used to refer to the last sequence number that has been generated

When the MAXVALUE limit for a sequence for reached, you can increase the MAXVALUE limit by using the ALTER SEQUENCE statement

They can contain a subquery within a subquery.

They can return multiple columns as well as rows.

They cannot contain a subquery within a subquery.

They can return only one column but multiple rows.

They can contain group functions and GROUP BY and HAVING clauses.

They can contain group functions and the GROUP BY clause, but not the HAVING clause.

COMMIT

SELECT

CREATE

ROLLBACK

SAVEPOINT