Computer Hardware Connections Quiz
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Questions and Answers

What does VGA stand for?

  • Visual Graphics Array
  • Video Graphics Attachment
  • Video Graphics Adapter
  • Video Graphics Array (correct)

    • What color is associated with the VGA connector?

  • Yellow
  • Green
  • Red
  • Blue (correct)

    • What type of signal does the VGA connection carry?

  • Optical signal
  • Wireless signal
  • Analog signal (correct)
  • Digital signal

    • How does the screen appear when the VGA signal is extended beyond 5 to 10 meters?

    <p>Fuzzier and more difficult to see</p> Signup and view all the answers

    What is the connector type for the VGA connection?

    <p>DB-15 connector</p> Signup and view all the answers

    Which standard does not integrate audio signals within the VGA video connection?

    <p>PC System Design Guide Standards</p> Signup and view all the answers

    What does the SCSI terminator allow you to do?

    <p>Have multiple devices on the wire and communicate simultaneously</p> Signup and view all the answers

    What does SAS stand for in the context of SCSI?

    <p>Serial Attached SCSI</p> Signup and view all the answers

    In the context of SCSI, what is a LUN?

    <p>A logical unit to reference an individual drive</p> Signup and view all the answers

    What is the purpose of a serial attached SCSI?

    <p>To simplify the connection without the need for terminators or manual SCSI ID settings</p> Signup and view all the answers

    What is the role of a ribbon cable in a SCSI connection?

    <p>To connect storage drives to the motherboard</p> Signup and view all the answers

    What is the main difference between PATA and SATA connections?

    <p>PATA connections allow for daisy chaining, while SATA connections do not</p> Signup and view all the answers

    What was another term used for PATA in the past?

    <p>Integrated Drive Electronics (IDE)</p> Signup and view all the answers

    What is the purpose of an 80 wire PATA cable?

    <p>To increase the speed of data transmission</p> Signup and view all the answers

    What is a significant advantage of SAS over traditional SCSI?

    <p>Elimination of manual terminators and SCSI ID settings</p> Signup and view all the answers

    What does ATA stand for?

    <p>Advanced Technology Attachment</p> Signup and view all the answers

    What is the main difference between SAS and PATA connections?

    <p>PATA connections have point-to-point connection, while SAS connections utilize daisy chains</p> Signup and view all the answers

    What was another name for Enhanced IDE?

    <p>Enhanced Integrated Drive Electronics (EIDE)</p> Signup and view all the answers

    What is the purpose of increasing the number of wires in PATA cables?

    <p>To decrease the amount of crosstalk at higher speeds</p> Signup and view all the answers

    In the PATA standard, which device is referred to as 'device 0' on a 40 wire cable?

    <p>The first device connected on the cable</p> Signup and view all the answers

    What happens to the position of device 0 and device 1 in an 80 wire PATA cable?

    <p>They are swapped compared to a 40 wire cable</p> Signup and view all the answers

    What is the purpose of the missing pin and notch in a PATA connector?

    <p>To ensure proper orientation of the cable</p> Signup and view all the answers

    Which type of devices commonly use PATA technology?

    <p>Legacy devices</p> Signup and view all the answers

    What is an example of a temporary fix using adapters and converters?

    <p>Adapting USB to ethernet</p> Signup and view all the answers

    What type of connection does a newer laptop without an RJ45 port require for wired ethernet?

    <p>USB-C connection</p> Signup and view all the answers

    What does DVI-D stand for?

    <p>Digital Visual Interface - Digital</p> Signup and view all the answers

    What is the purpose of a converter for VGA to DVI-D?

    <p>To convert analog signals to digital signals</p> Signup and view all the answers

    What does an adapter with DVI-A and VGA connectors enable?

    <p>Connection between analog and digital signals</p> Signup and view all the answers

    What is the purpose of a DVI to HDMI adapter?

    <p>Conversion between digital formats</p> Signup and view all the answers

    What is needed to use a wired ethernet connection on a laptop without an RJ45 port?

    <p>A USB-C adapter to ethernet</p> Signup and view all the answers

    What is the maximum length an HDMI cable can extend before screen artifacts appear?

    <p>20 meters</p> Signup and view all the answers

    Which type of connection does DisplayPort have with HDMI?

    <p>It is passively compatible with HDMI</p> Signup and view all the answers

    Which type of DVI connection supports HD television at 85 frames per second?

    <p>DVI-D</p> Signup and view all the answers

    What is the main difference between single link and dual link DVI connections?

    <p>The throughput and frames per second supported</p> Signup and view all the answers

    What is the maximum data transfer speed of SATA revision 3.2 over a 1 meter cable?

    <p>16 gigabits per second</p> Signup and view all the answers

    What type of connection is used for data transfer in SATA devices?

    <p>7 pin connector</p> Signup and view all the answers

    What is the main difference between internal SATA and eSATA?

    <p>Cable length supported</p> Signup and view all the answers

    What is the purpose of the different colors of SATA connectors on motherboards?

    <p>To indicate the speed of the SATA version</p> Signup and view all the answers

    What could be a potential issue when extending a VGA signal beyond 5 to 10 meters?

    <p>Screen flickering</p> Signup and view all the answers

    What type of interfaces does a video adapter that has HDMI output and DisplayPort outputs support?

    <p>HDMI, DisplayPort, and DVI</p> Signup and view all the answers

    What does a release mechanism do in a DisplayPort interface?

    <p>Unlocks the interface for easy removal from the DisplayPort connection</p> Signup and view all the answers

    How is the power connection typically made to a storage drive with SATA power?

    <p>Using the SATA power included on the drive itself</p> Signup and view all the answers

    What is the main difference between an internal SATA drive and an external eSATA drive?

    <p>The physical size of the connectors</p> Signup and view all the answers

    What is a common connectivity option for external storage drives?

    <p>FireWire, USB 2, and eSATA</p> Signup and view all the answers

    Which standard supports up to 16 devices in a single chain and is used for connecting storage devices, scanners, and printers?

    <p>SCSI</p> Signup and view all the answers

    How can you differentiate between multiple devices connected to a single SCSI cable?

    <p>By assigning separate ID numbers to each device</p> Signup and view all the answers

    What does iSCSI stand for and where is it commonly implemented?

    <p>Internet SCSI; commonly implemented in cloud storage systems</p> Signup and view all the answers

    What type of interface does a somewhat dated motherboard have, along with a SCSI connector?

    <p>PATA interface</p> Signup and view all the answers

    What is the purpose of a ribbon cable in a SCSI connection?

    <p>To attach other SCSI devices</p> Signup and view all the answers

    What does ATA stand for, and what was it used for before SATA and USB became popular?

    <p>Advanced Technology Attachment; used for connecting scanners and printers</p> Signup and view all the answers

    What type of power connection is required for a storage drive that does not have a molex connector?

    <p>SATA power</p> Signup and view all the answers

    What type of cable is needed to connect an eSATA drive to the computer?

    <p>eSATA cable</p> Signup and view all the answers

    How does SCSI differ from SATA and PATA in terms of connectivity?

    <p>SCSI uses both parallel and serial connectivity</p> Signup and view all the answers

    What is the purpose of SCSI ID numbers in a SCSI connection?

    <p>To differentiate between different SCSI devices connected to the same cable</p> Signup and view all the answers

    What color is associated with the motherboard's internal SATA connector?

    <p>Black</p> Signup and view all the answers

    Which interface has the ability to daisy chain multiple devices together?

    <p>SCSI</p> Signup and view all the answers

    What type of connection does an external storage drive with FireWire, USB 2, and eSATA options use?

    <p>eSATA</p> Signup and view all the answers

    Which standard is used extensively in virtual systems despite not being as popular as before?

    <p>SCSI</p> Signup and view all the answers

    Study Notes

    VGA Connector

    • VGA stands for Video Graphics Array
    • The VGA connector is associated with the blue color
    • The VGA connection carries an analog signal
    • When the VGA signal is extended beyond 5 to 10 meters, the screen appears distorted or fuzzy
    • The connector type for the VGA connection is a 15-pin D-subminiature connector

    SCSI Connection

    • The SCSI terminator allows you to connect multiple devices to a single SCSI cable
    • SAS stands for Serial Attached SCSI
    • In the context of SCSI, a LUN (Logical Unit Number) is a unique identifier for a storage device
    • The purpose of a serial attached SCSI is to provide a high-speed, point-to-point connection between devices
    • The ribbon cable in a SCSI connection is used to connect devices to the SCSI bus

    PATA and SATA Connections

    • The main difference between PATA and SATA connections is that SATA is a serial connection, while PATA is a parallel connection
    • PATA was also known as IDE (Integrated Drive Electronics)
    • The purpose of an 80-wire PATA cable is to increase data transfer speed and reliability
    • A significant advantage of SAS over traditional SCSI is its ability to provide multiple simultaneous connections
    • ATA stands for AT Attachment
    • The main difference between SAS and PATA connections is that SAS is a serial connection, while PATA is a parallel connection

    PATA Cable Configuration

    • The purpose of increasing the number of wires in PATA cables is to increase data transfer speed and reliability
    • On a 40-wire cable, the device referred to as 'device 0' is the master device
    • In an 80-wire cable, the position of device 0 and device 1 is reversed
    • The missing pin and notch in a PATA connector are used to prevent incorrect installation

    Device Connectivity

    • Devices that commonly use PATA technology include hard drives and CD/DVD drives
    • An example of a temporary fix using adapters and converters is using a VGA-to-DVI adapter to connect a VGA device to a DVI port
    • A newer laptop without an RJ45 port requires a USB-to-Ethernet adapter for wired Ethernet connection

    Display Connections

    • DVI-D stands for Digital Video Interface - Digital
    • The purpose of a converter for VGA to DVI-D is to convert an analog signal to a digital signal
    • An adapter with DVI-A and VGA connectors enables the connection of an analog device to a digital port
    • The purpose of a DVI to HDMI adapter is to convert a digital signal to a digital signal with audio support

    HDMI and DisplayPort

    • The maximum length an HDMI cable can extend before screen artifacts appear is around 30 feet
    • DisplayPort has a compatible connection with HDMI
    • DVI-D single link connection supports HD television at 60 frames per second, while dual link connection supports 85 frames per second
    • The main difference between single link and dual link DVI connections is the data transfer speed and resolution support

    SATA Connection

    • The maximum data transfer speed of SATA revision 3.2 over a 1-meter cable is 16 Gb/s
    • SATA devices use a serial connection for data transfer
    • The main difference between internal SATA and eSATA is that eSATA is used for external devices
    • The different colors of SATA connectors on motherboards are used to indicate the power and data transfer speeds supported

    Storage Drive Connectivity

    • A common connectivity option for external storage drives is eSATA
    • The SCSI standard supports up to 16 devices in a single chain and is used for connecting storage devices, scanners, and printers
    • SCSI ID numbers are used to differentiate between multiple devices connected to a single SCSI cable
    • iSCSI stands for Internet Small Computer System Interface and is commonly implemented in virtual systems
    • SCSI differs from SATA and PATA in terms of connectivity, as it uses a serial connection and supports multiple devices in a single chain

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    Description

    Test your knowledge of computer hardware connections by identifying the appropriate power connectors for different storage drives. This quiz covers connections such as SATA power and molex connectors.

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