How many minutes does it take to wash, dry, and fold four loads of laundry using a pipelining approach, given the following information? One washer takes 30 minutes One dryer takes 40 minutes One folder takes 20 minutes 90 170 210 360 {Ans: 210}What is used by virtual memory to increase performance? Translation-lookaside buffer Sparse memory Demand paging Page size {Ans: Translation-lookaside buffer}What does extending to 16 bits yield given -5 in 8-bit 2's complement 11111011? 11111100 11111011 11111111 11111011 01111111 11111011 00111111 11111011 {Ans: 11111111 11111011}What does each bank of modern DRAMS consist of? Rows Disk Buffers Columns {Ans: Rows}What is an advantage of multiprocessor architecture? It increases throughput. It is easier to increase clock rate. It minimizes instruction bandwidth. It is easier to extend a scalar instruction set. {Ans: It increases throughput.}Which memory type is built as an integrated circuit that provides the fastest access but less density? Static random access memory (SRAM) Dynamic random access memory (DRAM) Graphics-based Cache {Ans: Static random access memory (SRAM)}