RAID systems is based on which of the following? Select one: a. Fauit forecasting, b. Fault avoidance. c Fault tolerance. Which kind of memory is used as cache memory? Select one a. DRAM b. ROM Flash memory d. SRAM In a RISC processor, all instructions must have the same format Select one: a. False. b. True Which of the following often dominates disk operation time? Select one: a. Controller time. b. Seek time. c Transfer time. d. Rotational delay