Need help to answer these two with explanation please.

The IBM Roadrunner supercomputer has 1,024 modules each of which have 8 GB memory. In total, how many bits comprise its memory capacity?

Consider the following MIPS instruction: sub St1,t1,sto Which of the following statements are correct? Indicate all which apply. this instruction has multiple input operands this instruction has multiple output operations this instruction has multiple output operands this instruction could increase the size of the register file this instruction uses immediate addressing mode this instruction clears the entire. data segment this instruction clears one element of the.data segment this instruction could increase the size of the register file none of the choices listed this instruction clears the entire . text segment