Q. What is the most important thing to bear in mind when dealing with executable files?

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Q. Can an executable file be relocated after it has been loaded?

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Q. Why do executables need to be relocatable?

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Q. Does every program have additional executables loaded into its address space?

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Q. What does the operating system load into each program's address space?

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Q. Why is it likely that two or more modules will try to use the same memory address?

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Q. What is the solution to the problem of multiple modules trying to use the same memory address?

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Q. Why does an executable need to know in advance where it will be loaded?

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Q. What does it mean for an executable file to be relocatable?

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Q. Why does an executable file need to know in advance where it will be loaded?

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Q. What is a relative virtual address (RVA)?

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Q. Why are relocations important for executable files?

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Q. What is a section in an executable image?

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Q. What is the purpose of having different sections in an executable image?

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Q. What is a code section in an executable image?

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Q. What is an RVA in an executable image?

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Q. What is an initialized data section in an executable image?

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Q. Why do sections need to be page-aligned when an executable is loaded into memory?

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Q. What are the two different kinds of alignment fields in the PE header?

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Q. Why is alignment important when accessing an executable file?

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