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In database application, any field does not contain any values can be recognized by:

A. Nothing value.

B. Null value.

C. Error value.

D. Empty value.

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. To draw a form on the screen which event is being called up
  2. In case of visual basic, IDE means :
  3. By default 'Dim myvar' this statement:
  4. In a programme body :Private sub form_load()X=inputbox("First No. :")Y=inputbox("Second No. :")Z=val(X)…
  5. cell alignment property can be used to align the cells with different alignment style
  6. While running an application you can change the value of any variable and see it's effect through ___________…
  7. It is possible to pass different number parameters to a function when call the function on different…
  8. Delete method of the recordset of Data Control or Data Access Object is delete the record which is pointed…
  9. If the Flag constant for the font common dialog box is cdlCFPrinterFonts then it causes the dialog box…
  10. If the user wants to select the multiple files from file open and filesave dialog boxes then the flag…
  11. What will be the output when the statements below will execute :Dim a as integera=0while(a<5)print…
  12. In timer control _____________ is the most important property.
  13. A single function of visual basic takes:
  14. The arrange property of MDI form is available at design time.
  15. If you want a list box control with check box option, which property of list box control you will have…
  16. which should be included when an application is used without any forms
  17. To enable apply button in dialog box ; flag value should be set to
  18. CommonDialog1.ShowOpenFilename1=CommonDialog1.FilenameThe above code will
  19. Say there is a string "Ramcharan"; when someone using Mid() function like MID("Ramcharan",2) then what…
  20. Through which property of option button control one can change the font color of the caption.
  21. List count property returns total number of items in list box control.
  22. Redim statement is used to :
  23. In runtime it is not possible to change the form size.
  24. Suppose there are two forms; form1 and form2 ; if there are codes like : In form1.active event Form2.showAnd…
  25. The extension name of a Visual Basic form is _____________.
  26. DocumentForm() it is
  27. If there is a control array of label for 10 elements, then what will be the fifth element in the array?
  28. The maximum length of a variable is _____________ characters.
  29. In visual basic Bool variable stores
  30. You can get a dropdown list and as well as can add some text directly to ____________ Control.