True or False: Shellcode is used as the header in an exploitation. True or False:

Need help with the following questions (my attempts are in bold):

True or False: Shellcode is used as the header in an exploitation.

True or False: Software security has nothing to do with software quality and reliability.

True or False: The starting address of the instructions in the shellcode can be precisely specified by an attacker.

True or False: To prevent installation restrictions, new systems should be constructed on an unprotected network.

True or False: To exploit any type of buffer overflow the attacker needs to understand how that buffer is stored in the processes memory.