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What does CPU stand for? A. Center processing unit B. Central processing unit C. Central programming unit D. Computer processing unit Which one of the following is not an internal component of CPU? A. Arithmetic unit B. Logic unit C. Interface unit D. Control unit

Which of the following memory locations are first referred by the CPU while searching for data? A. Main memory B. Cache Memory C. ROM D. Secondary memory Cache memory is used to transfer data between: A. Main memory and secondary memory B. Processor and an input device C. Main memory and processor D. Processor and

Which one of the following is not an internal component of CPU? A. Arithmetic unit B. Logic unit C. Interface unit D. Control unit What is the main function of CPU in a computer system? A. Storing the data B. Programming the computer C. Transferring the data to an output device D. Processing the data

Which one of the following statement is not true about L1 cache? A. L1 cache is a type of cache memory. B. L1 cache stores the data from the main memory. C. L1 cache is an expensive type of memory. D. L1 cache is usually slower than L2 cache. Which one of the following register

Which one of the following cache memory is also known as internal cache? A. L2 cache B. L1 cache C. L3 cache D. L4 cache Which one of the following hardware components is normally used to accommodate secondary cache? A. Motherboard B. Processor C. RAM D. Any secondary storage device

What is the purpose of memory address register? A. Stores the address of the next location in the main memory B. Stores the address of the next location in the secondary memory C. Stores the address of the next location in the cache memory D. Stores the address of an output device to which the

Which of the following registers is used to indicate whether the data register holds the data to be transferred or not? A. Status register B. MAR C. MBR D. MDR 14. Which of the following two registers are used by the CPU to transfer the data between processor and memory? A. MDR and IR B.

Which of the following registers is used to indicate whether the data register holds the data to be transferred or not? A. Status register B. MAR C. MBR D. MDR 14. Which of the following two registers are used by the CPU to transfer the data between processor and memory? A. MDR and IR B.

What is the purpose of memory address register? A. Stores the address of the next location in the main memory B. Stores the address of the next location in the secondary memory C. Stores the address of the next location in the cache memory D. Stores the address of an output device to which the

Explain how data is transferred from processor to an output device within a computer system. What is the difference between instruction cycle and execution cycle? What is the importance of decoding phase of machine cycle? Which component of CPU plays an important role in decoding phase?