Hardware Storage
Which of the following is the maximum rpm value available in modern HDDs? 10,000 rpm 15,000 rpm 25,000 rpm 30,000 rpm
15,000 rpm
What is the capacity of a dual-layer mini Blu-ray disc? 8.544 GB 4.7 GB 7.8 GB 15.6 GB
15.6 GB
What is the most common form factor for SSD SATA drives? 1.8 2.5 3.5 5.25
2.5
Which of the following sizes is the most common magnetic hard disk drive form factor used in laptops? 3.5 inch 5.25 inch 1.8 inch 2.5 inch
2.5 inch
Which of the following are SSD form factors used in laptop computers? (Select 2 answers) 1.5 inch 5.25 incf 1.8 inch 2.5 inch 1.3 inch
2.5 inch 1.8 inch
A standard-size single-layer Blu-ray disc can store up to: 15 GB of data 25 GB of data 30 GB of data 50 GB of data
25 GB of data
Which of the following is the size of a magnetic drive form factor for desktops? 1.8 inch 2.5 inch 3.5 inch 5.25 inch
3.5 inch
A single-sided, single-layer DVD disc can store up to: 4.7 GB of data 7.8 GB of data 8.5 GB of data 9.4 GB of data
4.7 GB of data
A standard-size dual-layer Blu-ray disc can store up to: 15 GB of data 25 GB of data 30 GB of data 50 GB of data
50 GB of data
A single-layer mini Blu-ray disc can store up to: 8.544 GB of data 4.7 GB of data 7.8 GB of data 15.6 GB of data
7.8 GB of data
A single-sided, double-layer DVD disc can store up to: 7.8 GB of data 8.5 GB of data 9.4 GB of data 17.08 GB of data
8.5 GB of data
Which of the following is an example of Write Once, Read Many (WORM) storage media? BD-R Flash drive CD-RW Magnetic tape CD-ROM
BD-R
Which of the following statements are true? (Select 2 answers) BD-R discs can be written to once BD-R discs can be erased and written to multiple times BD-RE discs can be written to once BD-RE discs can be erased and written to multiple times
BD-R discs can be written to once BD-RE discs can be erased and written to multiple times
Which of the following are types of storage media that can be read, but not written to? (Select all that apply) BD-R CD-ROM DVD-RW BD-RE DVD-ROM CD-RW
CD-ROM DVD-ROM
Examples of storage media that can be erased and written to multiple times include: (Select all that apply) BD-R CD-ROM DVD-RW BD-RE DVD-ROM CD-RW
DVD-RW BD-RE CD-RW
Which of the following are characteristic features of traditional magnetic drives? High capacity Low device cost High performance Low capacity High device cost Low performance
High capacity Low device cost Low performance
A data storage solution that integrates HDD and flash memory into a single device is known as a(n): (Select 2 answers) Hybrid drive CompactFlash M.2 drive SSHD Hardware RAID
Hybrid drive SSHD
SCSI ID: Identifies SCSI devices on a network Identifies device embedded in the physical device on a SCSI chain Serves as an interchangeable term for LUN Identifies physical device on a SCSI chain
Identifies physical device on a SCSI chain
Hardware RAID Level 0: (Select 3 answers) Is also known as disk striping Decreases reliability (failure of any disk in the array destroys the entire array) Is also referred to as disk mirroring Offers less volume capacity in comparison to RAID 1 Requires at least 3 drives to implement Is suitable for systems where performance has higher priority than fault tolerance
Is also known as disk striping Decreases reliability (failure of any disk in the array destroys the entire array) suitable for systems where performance has higher priority than fault tolerance
Which of the following is a way to identify logical partitions on a SCSI hard drive? Host ID OUI SCSI ID LUN
LUN
Which of the following RAID levels does not offer fault tolerance? RAID 5 Disk duplexing RAID 0 Disk mirroring RAID 1
RAID 0
Examples of nested RAID levels include: (Select all that apply) RAID 0 RAID 1 RAID 1+0 RAID 5 RAID 10
RAID 1+0 RAID 10
Which of the following can be used to describe the features of Solid-State Drives (SSDs)? (Select 3 answers) Low performance Relatively high device cost Lower capacity in comparison to magnetic drives High performance Relatively low device cost Higher capacity in comparison to magnetic drives
Relatively high device cost Lower capacity in comparison to magnetic drives High performance
Hardware RAID Level 1: (Select 3 answers) Requires at least 2 drives to implement Is also known as disk striping Offers improved performance in comparison to RAID 0 Offers improved reliability by creating identical data sets on each drive (failure of one drive does not destroy the array as each drive contains identical copy of the data) Is also referred to as disk mirroring
Requires at least 2 drives to implement Offers improved reliability by creating identical data sets on each drive (failure of one drive does not destroy the array as each drive contains identical copy of the data) Is also referred to as disk mirroring (
Hardware RAID Level 5: (Select 2 answers) Requires at least 2 drives to implement Continues to operate in case of failure of more than 1 drive Requires at least 3 drives to implement Offers increased performance and fault tolerance (single drive failure does not destroy the array and lost data can be re-created by the remaining drives) Requires at least 4 drives to implement
Requires at least 3 drives to implement ( Offers increased performance and fault tolerance (single drive failure does not destroy the array and lost data can be re-created by the remaining drives)
Examples of mass storage device interfaces include: (Select all that apply) UTP SATA HDMI IDE/PATA STP SCSI
SATA IDE/PATA SCSI
Examples of flash memory card formats include: (Select all that apply) SD CompactFlash Micro-SD SSHD Mini-SD xD
SD CompactFlash Micro-SD Mini-SD xD
Which type of internal hard drive combines high performance and capacity at a relatively low device cost? SSD Flash drive Magnetic drive USB drive SSHD
SSHD
When installing two PATA drives on a single cable, each drive must be configured with a jumper to designate it as either a primary drive (a.k.a. "master") or a secondary drive (a.k.a. "slave"). The "cable select" jumper setting option automatically configures the drive as master or slave according to its position on a cable. True False
True
What are the storage limitations of a standard CD-ROM media format? (2 answers) Up to 737 MB of data storage capacity Up to 80 minutes of uncompressed audio Up to 829 MB of data storage capacity Up to 90 minutes of uncompressed audio Up to 912 MB of data storage capacity Up to 99 minutes of uncompressed audio
Up to 737 MB of data storage capacity Up to 80 minutes of uncompressed audio
Which of the following is a proprietary flash memory card format used mainly in older digital cameras? xD SD SSD Mini-SD Micro-SD
xD