1. Computer A: Cycle Time =500ps, CPI =1.0; Computer B: Cycle Time =1000ps, CPI = 1.5. Computer A and B have the same ISA (instruction set architecture). Which is faster, and by how much? ( ) A. A is faster by 1.5 times B. A is faster by 3 times C. B is faster by 1.5 times D. B is faster by 3 times 2. As for units of memory/storage, 2TB (TeraByte) is approximately equal to _ MB (Megabyte). ( ) A. 2000 B. 10000 C. 2000000 D. 1000000 3. For the following MIPS assembly instructions above, which one is a corresponding C statement? ( ) add x,g,h add x,x,a add x,x,c A. x=g+ha+c B. x=g+h+a+c C. x=gh+a+c D. x=gha+c 4. Which one is NOT the design principle of the computer. ( ) A. Simplicity favors regularity B. Good design demand good compromises C. Smaller is faster D. Make the rare case fast