Memory Addressing and Instruction Set Quiz

Test your knowledge on memory addressing and instruction set by matching the addresses with their corresponding values and understanding the operation codes for loading, storing, adding, and stopping. Make sure to interpret the operands correctly to complete the quiz successfully.

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Questions and Answers

What does the op code 'LOAD' do?

Load the value at the address into the register

What is the purpose of the op code 'STOP'?

Finish execution

What is the function of Register 2 initially?

0000 0000 0000

What is the content of Register 1 after Execution 4?

0000 00011110 Signup and view all the answers

What value does Register 0 hold after Execution 5?

0000 0000 0000 Signup and view all the answers

What is the role of Program Counter during execution?

Keep track of next instruction to be executed Signup and view all the answers

What is the purpose of the Memory Address Register (MAR) in a CPU?

To hold the address of a memory location Signup and view all the answers

Which register is responsible for holding the actual data value from a memory location?

Memory Data Register (MDR) Signup and view all the answers

What is the smallest addressable unit of memory?

Cell Signup and view all the answers

Which register in a CPU holds data of arithmetic operations and intermediate results?

Single-Purpose Registers Signup and view all the answers

What does the Program Counter Register (PC) do in a CPU?

Keeps track of the next instruction to be executed Signup and view all the answers

In modern CPUs, what is typically referred to by an address?

Byte Signup and view all the answers

What does the Memory Address Register (MAR) contain?

Address in memory to find or place data Signup and view all the answers

Which type of memory is known for being volatile?

Random Access Memory (RAM) Signup and view all the answers

What is the main characteristic of Dynamic RAM (DRAM)?

Needs to be refreshed periodically with voltage Signup and view all the answers

Which type of RAM is used in cache memory for high-speed access?

Static RAM (SRAM) Signup and view all the answers

What is the purpose of Memory Data Register (MDR)?

To contain actual data to be placed or retrieved from memory Signup and view all the answers

Which type of memory is considered nonvolatile?

Read Only Memory (ROM) Signup and view all the answers

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