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Computer Interview Questions Answers

Visual Basic 6 Interview Questions Answers

Question - 51 : - What are the Technologies for Accessing Database from Visual Basic?set?

Answer - 51 : - DAO, Data Control, RDO, ODBCDIRECT, ADO, ODBC API , 0040.

Question - 52 : - What are the different types of Dialog Box?

Answer - 52 : - Predefined, Custom, User Defined.

Question - 53 : - What is the max size allowed for Msgbox Prompt and Input Box?

Answer - 53 : - 1024

Question - 54 : - How to trap Data Base Error?

Answer - 54 : - Dim x as RDOError X(0).Des X(1).Number Setting the Cursors. Default Cursor 0 ODBC Cursor (Client side) 1 ServerSide Cursors (More Network traffic) - 2

Question - 55 : - What is the difference between Property Get, Set and Let?

Answer - 55 : - Set Value is assigned to ActiveX Object from the form. Let Value is retried to ActiveX Object from the form. Get- Assigns the value of an expression to a variable or property.

Question - 56 : - What is control array and how many we can have it with in the form?

Answer - 56 : - Group of control share the same name. Max 32, 767.

Question - 57 : - What does Option Explicit refer to?

Answer - 57 : - All variables must be declared before use. Their type is not required.

Question - 58 : - What is Zorder Method?

Answer - 58 : - Object.Zorder = 1 or 0 Place a Specified mdiform form or control at the front or back of the z-order with n its Graphical Level.

Question - 59 : - How can we call Stored procedure of Back End in RDO and ADO ?

Answer - 59 : - In RDO We can call using RDO Query Objects. In ADO We can call using Command Objects.  

Question - 60 : - What is DBSqlPassThrough?

Answer - 60 : - It will By Passing the Jet Query Processor.

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