Computer computer organization and architecture computer organization and architecture part 1 May 15, 2018 papertest 0 Comments computer organization and architecture, computer organization and architecture addressing modes, computer organization and architecture answers, computer organization and architecture by william stallings, computer organization and architecture difference, computer organization and architecture mcqs, computer organization and architecture tutorialspoint Question #1: An N-bit carry look-ahead adder, where N is a multiple of 4, employs ICS 74181 (40-bit ALU) and 74182 (4-bit carry look-ahead generator). The minimum addition time using the best architecture for adder is: None of these A constant Proportional to log N Proportional to log N Question #2: Priority is provided by———- for access to memory by various I/O channels and processors. the processor scheduler a counter a controller a register Question #3: The number of full and half adders required to add 16-bit numbers is: 4 half adders, 12 full adders 8 half adders, 8 full adders 16 half adders, 0 full adder 1 half adder, 15 full adders Question #4: Which of the following affects the processing power of the CPU? Clock speed, data bus, addressing schemes Clock speed, data bus Data bus, addressing schemes Clock speed, addressing schemes Question #5: The total size of address space in a virtual memory system is limited by: the available secondary storage. the available main memory. the length of MAR. None of these Question #6: Use of cache memory enhances? effective memory access time. memory access time. secondary storage access time. I/O access time Question #7: Booth’s algorithm is used for the arithmetic operation of: multiplication. subtraction. addition. division. Question #8: What is the control unit’s function in the CPU? To transfer data to primary storage To perform logical operations To decode program instructions To store arithmetic operations Question #9: Which memory unit has lowest access time? Registers Optical disk Cache Main memory Question #10: A hardware interrupt is also called an external interrupt. an internal interrupt. a clock interrupt. a processor interrupt. Question #11: The principle of locality is used in: Cache memory DMA Interrupt Registers Congratulations, you passed! I'm sorry but you did not achieve the required score.