4. _______Given the list below, which items below comprise the major structural components of a computer system? a) ALU d) CPU g) DMA b) bus e) control unit h) memory subsystem c) cache memory f) I/O subsystem i) registers 5. a) On the IAS, what would the machine code instruction look like to load the contents of hexadecimal memory address 11 to the accumulator ? b) How many trips to memory to memory does the CPU need to make to complete this instruction during the instruction? 6 Given the memory components of the IAS computer shown below, show the assembly code language for the program, starting at address 08A. Address Contents 08A 010FC210FD 08B 010FC0F08D 08C 020FC210FD Explain what this program does. 7. A program is running on a 100 MHz processor. The executed program consists of the following instruction mix and clock cycle count: Instruction Type Instruction Count (Millions) Cycles per Instruction Arithmetic and Logic 8 2 Load and store 4 5 Branch 2 1 Others 4 4 a) Determine the effective CPI b) Determine the MIPS c) Determine the execution time for the program