Top VC++ AllOther Interview Questions :: ALLInterview.com http://www.allinterview.com Top VC++ AllOther Interview Questions en-us What are some differences between a form view and a dialog box? http://www.allinterview.com/showanswers/16266.html form view is deriving from CFormView and dialog box is deriving from CDialog. FormView uses CFrameWnd and it can be SDI or MDI application Dialog box only uses CDialog and CWinApp. What is the difference between serialization and deserialization? http://www.allinterview.com/showanswers/16265.html Serialization is the processing of saving object data to secondary or a permanant storage area. Deserialization is retrieving the stored data. In MFC, CArchive object provide this functionality. "IsStoring" specifies whether the data What is persistence? http://www.allinterview.com/showanswers/16264.html Persistence is a mechanism through which the life of an object is beyond programs execution lifetime. CArchive object in MFC provide this mechanism through "Serialize" member function of a CDocument class. What is the difference between pointer and reference? http://www.allinterview.com/showanswers/16245.html http://www.dgp.toronto.edu/~patrick/csc418/wi2004/notes/Poin tersVsRef.pdf How a dll will be sharable by more than one exe? http://www.allinterview.com/showanswers/505.html For each exe...dll will come and sit in its private memory so that the global variables of dll won?t be updated for each exe What Is Your Greatest Weakness? http://www.allinterview.com/showanswers/7123.html shyness What function is used to trap all mouse messages? http://www.allinterview.com/showanswers/16251.html Mouse capture functionality is implemented using the setCapture and releaseCapture methods, and the onlosecapture event What is the use of DDV and DDX routines ? http://www.allinterview.com/showanswers/16238.html 1)dialog data exchange (DDX) All dialog data functions are done with C++ code. There are no special resources or magic macros. The heart of the mechanism is a virtual function that is overridden in every dialog class that does dialog data e What is the return value when the InsertItem function fails? http://www.allinterview.com/showanswers/16258.html LB_ERR (-1) Name the function is used to transfer bitmaps to an output device? http://www.allinterview.com/showanswers/16252.html BitBlt is used for Bit Block transfer and StretchBlt is used to transfer the bits and stretch the image. Name the three attributes of a pen? http://www.allinterview.com/showanswers/16249.html Style,Width and Color are three attributes of the Pen.The pen object is used to affect the line drawings What is the RGB macro used for? http://www.allinterview.com/showanswers/16248.html RGB MACRO CONVERT int value of RGB to 32Bit Color Value what is mean [] inc what is the use of include conio.h in c http://www.allinterview.com/showanswers/6674.html I could not understand your first question. If you are referring to square brackets, they represents an array. The second answer is, conio.h supports functions to perfrom console i/o operations, like, sprintf, sscanf, clrscr and many more. Hope What is a mnemonic? http://www.allinterview.com/showanswers/16247.html It is the short cut with which a menu can be accessed. E.g: ALT+F open File menu.. How do you specify which control is the buddy control? http://www.allinterview.com/showanswers/16254.html If user want to put both edit and up-down(spin) control together then we can say it as buddy control.