MCQs

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Overall MCQs for Reference

SATA initially came as an evolution/improvement over
a. IDE
b. Fiber Channel
c. SAS
d. SCSI
Answer: a. IDEsanfoundry
What is the BUS architecture used by SATA?
a. Parallel
b. Serial
c. Depends on the chipset used
d. None of the mentioned
Answer: b. Serialsanfoundry
Maximum number of SATA devices that can be connected through a single SATA port is
a. 1
b. 5
c. 8
d. 15
Answer: a. 1sanfoundry
What is the maximum cable length for a standard SATA connection (without extension)?
a. 1 meter
b. 1 kilometer
c. 100 kilometers (with repeaters)
d. 5 meters
Answer: a. 1 metersanfoundry
Which of the following is NOT an advantage of SATA over PATA?
a. Higher speeds
b. Lesser complexity with respect to power and cabling
c. Hot swapping
d. Larger form factor
Answer: d. Larger form factorsanfoundry
What does SATA stand for?
a. Serial Advanced Technology Attachment
b. Serial Access Technology Adapter
c. Simple Advanced Transmission Architecture
d. Serial Adapter for Technical Access
Answer: a. Serial Advanced Technology Attachmenttestbook
SATA transfer rates start at
a. 50MBps
b. 100MBps
c. 150MBps
d. 200MBps
Answer: c. 150MBpstestbook
SATA replaced which older interface?
a. SCSI
b. IDE (PATA)
c. NVMe
d. PCI
Answer: b. IDE (PATA)csl+1
SATA operates in which modes for backward compatibility and high performance?
a. IDE and AHCI
b. SCSI and IDE
c. PCI and AHCI
d. IDE and NVMe
Answer: a. IDE and AHCItestbook
What is AHCI in context with SATA?
a. A hardware interface for graphics
b. Advanced Host Controller Interface
c. Automatic Hard disk Controller Integration
d. Another name for SAS
Answer: b. Advanced Host Controller Interfacetestbook
Which of the following is NOT a SATA feature?
a. Hot swapping
b. Native Command Queuing (NCQ)
c. Dual-port operation (standard)
d. Thin cables
Answer: c. Dual-port operation (standard)sanfoundry
How many commands can be queued using NCQ in SATA?
a. 4
b. 8
c. 16
d. 32
Answer: d. 32sanfoundry
NCQ gives the best performance improvement when accesses are
a. Sequential
b. Random
c. Both sequential and random
d. All of the above
Answer: b. Randomsanfoundry
With a Port Multiplier, the number of SATA devices can be increased up to
a. 2
b. 4
c. 8
d. 15
Answer: d. 15sanfoundry
What is the default power connector type for SATA drives?
a. 4-pin Molex
b. 15-pin SATA power connector
c. USB
d. 6-pin PCIe
Answer: b. 15-pin SATA power connectorsanfoundry
Which generation of SATA supports up to 6 Gb/s transfer rates?
a. SATA 1.0
b. SATA 2.0
c. SATA 3.0
d. SATA Express
Answer: c. SATA 3.0testbook+1
SATA is predominantly used in
a. Enterprise SAN only
b. Desktop and server storage interfaces
c. Graphics cards
d. Network switches
Answer: b. Desktop and server storage interfaceswayground+1
The minimum voltage supplied to a SATA device via the power connecter is
a. 3.3V
b. 5V
c. 12V
d. All of the above
Answer: d. All of the abovesanfoundry
Which is TRUE regarding SATA cable design?
a. 80 wires
b. 7-pin data cable
c. 10-pin data cable
d. Uses coaxial cable
Answer: b. 7-pin data cablesanfoundry
The maximum theoretical data transfer rate for SATA 3.0 is
a. 150 MBps
b. 300 MBps
c. 600 MBps
d. 1200 MBps
Answer: c. 600 MBpswayground+1
SATA connectors are physically
a. Reversible
b. Polarized (cannot be connected backward)
c. Interchangeable with IDE
d. Universal to all devices
Answer: b. Polarized (cannot be connected backward)sanfoundry
A feature allowing drives to be changed during system operation is called
a. Plug and play
b. Hot swapping
c. Overclocking
d. RAID
Answer: b. Hot swappingsanfoundry
SATA uses what kind of signaling for data?
a. Parallel
b. Differential serial
c. Amplitude modulation
d. Pulse width modulation
Answer: b. Differential serialsanfoundry
Which legacy interface has wider ribbon cables compared to SATA?
a. SCSI
b. USB
c. PATA (IDE)
d. eSATA
Answer: c. PATA (IDE)sanfoundry
eSATA stands for
a. Enhanced SATA
b. External SATA
c. Embedded SATA
d. Enterprise SATA
Answer: b. External SATAsanfoundry
What is port multiplier in SATA?
a. Multiplies bandwidth
b. Allows connecting multiple drives to one SATA port
c. Extends cable length
d. Increases voltage
Answer: b. Allows connecting multiple drives to one SATA portsanfoundry
Which SATA feature enhances server performance by allowing parallel processing of multiple commands?
a. Hot swap
b. Native Command Queuing (NCQ)
c. S.M.A.R.T.
d. RAID
Answer: b. Native Command Queuing (NCQ)sanfoundry
How many devices can be natively connected to a single SATA port?
a. 1
b. 2
c. 4
d. 5
Answer: a. 1sanfoundry
SATA cables have how many conductors?
a. 5
b. 6
c. 7
d. 9
Answer: c. 7sanfoundry
The advantage of SATA over PATA in airflow/cooling is due to
a. Higher wattage
b. Flat ribbon cables
c. Smaller, thinner cables
d. Modular plug
Answer: c. Smaller, thinner cablessanfoundry
SATA is NOT backward compatible with
a. SCSI ports
b. PATA ports
c. PCIe slots
d. NVMe slots
Answer: b. PATA portscsl+1
What was the maximum transfer rate of SATA 1.0?
a. 150 MBps
b. 300 MBps
c. 600 MBps
d. 1 Gbps
Answer: a. 150 MBpssanfoundry
Which feature enables SATA hard drives to report errors and health status?
a. TRIM
b. S.M.A.R.T.
c. RAID
d. NCQ
Answer: b. S.M.A.R.T.sanfoundry
SATA Express is also known as
a. SATA 3.2
b. SATAe
c. PATA 2.0
d. SAS
Answer: b. SATAesanfoundry
What is the main purpose of the SATA AHCI mode?
a. Increase number of drives
b. Higher speed and advanced features
c. Reduce voltage
d. Enable PATA compatibility
Answer: b. Higher speed and advanced featurestestbook
Which of these storage devices is commonly available with SATA interfaces?
a. Magnetic tapes
b. Solid State Drives (SSD)
c. CompactFlash cards
d. Floppy drives
Answer: b. Solid State Drives (SSD)sanfoundry
SATA is most suited for
a. High-end enterprise SAN exclusively
b. Low cost and high capacity server and desktop storage
c. Only optical drives
d. NAS networking switches
Answer: b. Low cost and high capacity server and desktop storagewayground+1
The physical connector for eSATA differs from internal SATA mainly to
a. Prevent incorrect connection
b. Increase speed
c. Decrease voltage
d. Add extra power
Answer: a. Prevent incorrect connectionsanfoundry
The most efficient method to increase drive expandability in a small server using SATA is
a. RAID
b. Port Multipliers
c. IDE
d. SCSI chains
Answer: b. Port Multiplierssanfoundry
Which form of redundancy is directly supported by SATA drives themselves?
a. RAID 5
b. RAID 0
c. None (requires a controller or software)
d. Mirroring built-in
Answer: c. None (requires a controller or software)sanfoundry
Which of the following is not a SATA revision?
a. SATA 1.0
b. SATA 2.0
c. SATA 3.5
d. SATA 3.0
Answer: c. SATA 3.5sanfoundry
What physical layer technology does SATA use for data transfer?
a. USB
b. PCIe
c. LVDS (Low Voltage Differential Signaling)
d. Firewire
Answer: c. LVDS (Low Voltage Differential Signaling)sanfoundry
What is the main benefit of hot swapping in servers using SATA?
a. Overclocking
b. Replacing drives without shutting down the server
c. Higher over-provisioning
d. Upgrading firmware
Answer: b. Replacing drives without shutting down the serversanfoundry
The function of S.M.A.R.T. in SATA drives is to
a. Enhance gaming
b. Monitor drive health and predict failures
c. Increase power
d. Enable port multipliers
Answer: b. Monitor drive health and predict failuressanfoundry
SATA drives are mainly designed for
a. Removable media
b. Internal PC and server storage
c. Video graphics
d. Networking
Answer: b. Internal PC and server storagesanfoundry
What is a key difference between SATA and SAS?
a. SATA supports multi-user environments by default
b. SATA has single-ended communication, SAS uses differential
c. SATA is cheaper and simpler, SAS is faster and enterprise-oriented
d. SATA does not use serial data
Answer: c. SATA is cheaper and simpler, SAS is faster and enterprise-orientedsanfoundry
Which factor makes SATA less suited for high-end servers?
a. Hot swap ability
b. Slower bus and no redundancy
c. Cheaper drives
d. All of the above
Answer: b. Slower bus and no redundancysanfoundry
Can SATA drives be used in RAID configurations?
a. Yes, with a RAID controller or software
b. No
c. Yes, natively by the drive
d. Only SAS can
Answer: a. Yes, with a RAID controller or softwaresanfoundry
Which is NOT a form factor for SATA drives?
a. 2.5 inch
b. 3.5 inch
c. 5.25 inch
d. 7.2 inch
Answer: d. 7.2 inchsanfoundry
SATA III (Revision 3.0) provides a maximum throughput of
a. 1.5 Gbps
b. 3 Gbps
c. 6 Gbps
d. 12 Gbps
Answer: c. 6 Gbpstestbook+1

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