M02 Chapter 5 Questions and Answers correct

M02 Chapter 5 Questions and Answers correct RAID 0 You have two matching HDDs in a system, which you plan to configure as a RAID array to improve performance. Which RAID configuration should you use? RAID 0 RAID 1 RAID 5 RAID 10 d A laptop has an SD card slot that no longer reads cards inserted in the slot. Which is the first and best solution to try? a. Download and install the latest drivers from the laptop manufacturer for the card slot. b. Purchase a USB memory card adapter to replace the SD card slot. c. Replace the card reader on the system board, being careful to only use parts sold or recommended by the laptop manufacturer. d. Update Windows on the laptop. a b You install an M.2 SSD card in an M.2 slot on a motherboard. When you boot up the system, you discover the DVD drive no longer works. What are likely causes of this problem? Select two. a. The DVD drive SATA connector is disabled. b. The DVD drive cable is loose or disconnected. c. The installation corrupted the DVD drivers. d. The DVD drive has failed and must be replaced. False The 2.5" size hard drive is typically used in devices such as MP3 players. True False False Hard drives that can be used for hot-swapping cost significantly less than regular hard drives. True False b Explain how a DVD manufacturer can advertise that a DVD can hold 4.7 GB, but Explorer reports the DVD capacity as 4,706,074,624 bytes or 4.38 GB. a. Manufacturers are allowed to overadvertise their products. b. The manufacturer measures capacity in decimal and the OS measures capacity in binary. c. The actual capacity is 4.7 GB, but the OS requires overhead to manage the DVD and the overhead is not included in the reported DVD capacity. d. The DVD was formatted to have a capacity of 4.38 GB, but it could have been formatted to have a capacity of 4.7 GB. True The SATA drive technology utilizes a serial data path. True False True The faster the spindle rotates on a traditional magnetic drive, the better performance it will have. True False WD 3.5" 7200-RPM SATA 3.0 HDD You have four 2.5ʺ hard drives on hand and need a replacement drive for a desktop system. The documentation for the motherboard installed in the system says the board has six SATA 3 Gb/s connectors and one IDE connector. Which of the four hard drives will work in the system and yield the best performance? Ultralock IDE ATA 4500-RPM 3.5ʺ HDD WD 3.5ʺ 7200-RPM SATA 3.0 HDD Seagate IDE ATA 4500-RPM 3.5ʺ HDD WD 2.5ʺ 4500-RPM SATA 6 Gb/s HDD low-level formatting What process writes sector markings to a hard drive? partitioning low-level formatting high-level formatting sector provisioning PCIe NVMe SSD card Of the following hard drives, which one is fastest? SATA 6 Gb/s SSD SATA 6 Gb/s 10,000-RPM drive M.2 SSD using a SATA3 interface PCIe NVMe SSD card Hot-swap 3.5" SATA 3.0 10,000-RPM drive You are setting up a RAID system in a server designed for optimum fault tolerance, accuracy, and minimal downtime. Which HDD is best for this system, assuming the motherboard supports it? Hot-swap 2.5ʺ SATA 2.0 SSD Hot-swap 3.5ʺ SATA 3.0 10,000-RPM drive 3.5ʺ SATA 3.0 15,000-RPM drive 2.5ʺ SATA 6 Gb/s SSD SATA2 What SATA standard provides a transfer rate of 3 Gb/sec? SATA1 SATA2 SATA3 SATA4 solid state drives are less expensive than magnetic hard drives Which statement regarding hard drives is incorrect? the 3.5" size is typically used in desktops a solid state drive has no moving parts solid state drives are less expensive than magnetic hard drives tracks on a hard drive are divided into sectors S.M.A.R.T. What hard drive technology is used to predict when a drive is likely to fail? S.S.D. S.M.A.R.T. N.A.N.D. E.E.P.R.O.M. True The read/write head on a magnetic hard drive is at both the top and bottom of each disk. True False