O.1. (10x4-40 points) Choose the right answerts[1.1-1.7 1.1 Register that keeps the address of current instruction to execute is a) Stack Pointer (SP) Register b) Program Counter(PC) register c) Data Register d) Control register 1.2 It offers High-end scientific marketsharewaii and engineering computation but still got the lowest a) Cloud Computer b) Server Computer c) Supercomputer d) Embedded Computer 1.3 What is the length MIPS instructions? How? a) 2-bytes b) 3-bytes c) 4-bytes d) 8-bytes 1.4 Which one would be the appropriate addressing mode for the instruction Justify add (X)? a) Direct addressing mode b) Immediate addressing mode c) Indexed addressing mode d) Indirect addressing mode PC-48, for a MIPS instruction I. What would be the address of the last byte of 1? Justify 1.5 a) 80 b) 60 c) 52 d) 56 1.6 Google, Yahoo, Microsoft, IBM keep multiple mirror images for their clients? Which of the following ideas from computer architecture matches with those tech giants? Justify a) Dependability via Redundancy b) Use Abstraction to Simplify Design c) Performance via Parallelism d) Performance via Pipelining