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CS410 Mid term Subjective Paper 2011

Sunday 12 August 2012

CS410-Visual Programming-Midterm-Subjective-Paper(28-11-2011)


  • It is sometimes more efficient for an application to draw directly in a window without relying on the WM_PAINT message. How this task can be accomplished (i.e. how can we draw in a window directly without using WM_PAINT message)? (5)
  • Write down a C/C++ program that has 2 functions. One takes four integer variables as parameters and returns their sum and the other also takes 4 integers as argument and returns their multiplication. Also write 2 macros that perform the same tasks as these functions perform.(5)
  • How can I use the CopyTo method of the Windows Forms controls collection to copy controls into an array? (3)
  • How Windows keep track of the files?(3)
  • Can you write a class without specifying namespace? Which namespace does it belong to by default?(2)
  • "In the GDI environment there are two working spaces", Name these two. (2)

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