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Internal component

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

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Internal cache

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

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Memory

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

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Data

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.

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Processor and memory

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.

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Memory address register

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

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Execution cycle

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?

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Computer architecture

What is the fi xed length of the instruction format used in RISC processors? A. 30-bits B. 16-bits C. 32-bits D. 24-bits What do you understand by computer architecture? Is it same as computer organisation? If no, explain the difference between the two. What characteristics should a user evaluate before employing a memory device?

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The computer system

Which of the following is not a type of bus used in the computer system? A. Data bus B. Address bus C. Information bus D. Control bus Which of the following is a characteristic of the CISC processor? A. Number of instructions varying between 100 and 250 B. Large number of addressing modes C. Variable

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