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In C++, can a derived class have its own definition of a function that is already defined in the base class? What will be the output of the following C code? #include <stdio.h> struct student { char *name; }; struct student fun(void) { struct student s; s.name = "alan"; return s; } void main() { struct student m = fun(); s.name = "turing"; printf("%s", m.name); } Shortcut key to open Font dialog box is ____________. Which of the following features does the 2.0 version of ruby supports? What is the purpose of the 'std::unique_lock' class in C++ multi-threading?