10 Questions
What is the function of the Program Count Register (PC)?
Stores instruction fetched from memory
What is the role of the Instruction Register (IR)?
Stores instruction fetched from memory
What does the Memory Data Register (MDR) do?
Stores values from other locations (registers and memory)
What determines the memory capacity?
Number of bits in the Memory Address Register (MAR)
Which type of RAM requires refreshing thousands of times each second?
DRAM (Dynamic RAM)
What is the function of the ALU in a CPU?
Performs calculations and comparisons
What is the main function of the control unit in a CPU?
Performs fetch/execute cycle
What is the purpose of registers in a CPU?
Hold data needed quickly or frequently
Which component of the CPU is responsible for supervising fetching instructions and data from memory?
Memory management unit
What are General Purpose Registers in a CPU mainly used for?
Holding intermediate results or data values
Test your knowledge of CPU components, memory unit, fetch-execute cycle, buses, instructions, and word formats in the context of operating systems and computer architecture.
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