Which of the following TDisplayMode display modes is used to display 16 shades of gray?

Which server is a serial communications server that drives the communications ports and also runs serial-like protocols that use other communications services?

Consider the following lines of code. What does it signify if aForeground is set to FALSE?
void CMyViewAppUi::HandleForegroundEventL(TBool aForeground)
    {
    if (aForeground==TRUE)
        {
        iEikonEnv->InfoMsg(_L('Some Message here'));
        }
    else
        {
        iEikonEnv->InfoMsg(_L('Some Message here'));
        }
    }

Which layers is/are present in the Symbian System Model?

Can a file within a package contain hardcoded references to the package directory location in Symbian?

Every file present in the hierarchy of the Symbian platform is owned by one and only one component, collection, package and layer.

For S60 devices, what is the minimum size that an element should have, in order to be considered as index finger usable?

Which one is NOT a valid integer data type in Symbian OS programming?

Which APIs will be used to enable or disable 'Show call duration'?

In Symbian C++, the basic class for color is the Trgb: color specification. What is the size of the TRgb: class object?

Which is/are (an) advantage(s) of lodger controls?