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Machine Instructions and Instruction Set Architecture

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Machine Instructions and Instruction Set Architecture

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Questions and Answers

What is the primary interface between a computer's hardware and software?

Instruction Set Architecture

Software Model

Machine instructions (correct)

Memory Model

What is the minimum requirement for an instruction set to be able to implement and perform any algorithm?

Being a load-store architecture

Using a 32-bit memory address

Having a set of 32 general purpose registers

Being Turing Complete (correct)

What is the main purpose of a computer's general purpose registers?

To address the main memory

To store the operating system

To hold the temporary results of calculations (correct)

To execute machine instructions

What is the maximum amount of memory that can be addressed using the MIPS instruction set?

4GB (B) Signup and view all the answers

What is the name of the instruction set used in this class?

MIPS32 (C) Signup and view all the answers

What is the term for the combination of an instruction set and its supporting hardware?

Instruction Set Architecture (A) Signup and view all the answers

What is the purpose of the HI and LO registers in MIPS?

For use with multiply and divide operations (B) Signup and view all the answers

What is the purpose of the $ra register in MIPS?

To hold the return address of a function call (A) Signup and view all the answers

What is the format of an arithmetic instruction in MIPS assembly?

Destination operation, input1, input2 (A) Signup and view all the answers

How is the memory address calculated in the Load Word (lw) instruction?

By adding the offset to the base register (C) Signup and view all the answers

What is the purpose of the 'bne' instruction in MIPS?

To branch to a label if two registers are not equal (B) Signup and view all the answers

What is the range of the offset value in the Load Word and Store Word instructions?

-32768 to 32767 (C) Signup and view all the answers