1. Install the MIPS simulator QtSpim 9.1.20 Windows 2. Get familiar with the simulator 3. Study and run the MIPS assembly program "hello world" using the simuator. 4. Study the SPIM system calls for MIPS I/O operations. 5. Modify the "hello world" program to print "Hello Computer Science" 6. Load and run your program in the simulator. 7. What is the ASCII code displayed in the data segment of the simulator? Turn in 1. Your modified MIPS program 2. Your answer to problem 7