What is significance of ” * ” ?
The symbol “*” tells the computer that you are declaring a pointer. Actually it depends on context. In a statement like int *ptr; the ‘*’... Read more »
Archive for December, 2006
What is Data Structure?
A data structure is a group of data elements grouped together under one name. These data elements, known as members, can have different types and different lengths.... Read more »
Is Pointer a variable?
Yes, a pointer is a variable and can be used as an element of a structure and as an attribute of a class in some programming languages such as C++, but not Java.... Read more »
How many parts are there in a declaration statement?
There are two main parts, variable identifier and data type and the third type is optional which is type qualifier like signed/unsigned. Read more »
How memory is reserved using a declaration statement ?
Memory is reserved using data type in the variable declaration. A programming language implementation has predefined sizes for its data types. For example, in C#... Read more »
What is impact of signed numbers on the memory?
Sign of the number is the first bit of the storage allocated for that number. So you get one bit less for storing the number. For example if you are storing an 8-bit... Read more »
What is precision?
Precision refers the accuracy of the decimal portion of a value. Precision is the number of digits allowed after the decimal point. Read more »
What is the difference bitween NULL AND VOID pointer?
NULL can be value for pointer type variables. VOID is a type identifier which has not size. NULL and void are not same. Example: void* ptr = NULL; Read more »
What is the difference between ARRAY and STACK?
STACK follows LIFO. Thus the item that is first entered would be the last removed. In array the items can be entered or removed in any order. Basically each member... Read more »
Advantages of VB.NET?
Visual Basic .NET has many new and improved language features — such as inheritance, interfaces, and overloading that make it a powerful object-oriented programming... Read more »
How to manage pagination in a page?
Using pagination option in DataGrid control. We have to set the number of records for a page, then it takes care of pagination by itself. Read more »
Can the validation be done in the server side?
Client side validation is done by default. Server side validation is also possible. We can switch off the client side and server side can be done. Read more »
How do you validate the controls in an ASP .NET page?
We can Validate the controls in an ASP.NET page by using special validation controls that are meant for this. We have Range Validator, Email Validator. Read more »
What is smart navigation?
The cursor position is maintained when the page gets refreshed due to the server side validation and the page gets refreshed. Read more »
How is .NET able to support multiple languages?
A language should comply with the Common Language Runtime standard to become a .NET language. In .NET, code is compiled to Microsoft Intermediate Language (MSIL... Read more »