1|Page
NCTI -HSD FINAL-DOJ 2 EXAM LATEST 2025 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED||
What is the area on a computer hard drive that is comparable to
the Page area of a solid state drive (SSD) called? - ANSWER-
Sector.
What must be done in a computer system to take advantage of
the features in newer versions of serial advanced technology
attachment (SATA) hard drives? - ANSWER-Make sure the
Advance Host Controller Interface (AHCI) is turned on.
Whereas typical hard drives use AHCI as their interface
specification, newer solid state drives (SSD) use this
specification. - ANSWER-NVMe.
What do the lasers and mirrors in a compact disc (CD) player
read on a CD in order to create binary code? - ANSWER-
Indentations in the CD surface called pits, and flat or missing
indentations in the CD surface called lands.
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Special mastering equipment was required to make compact disc-
read only memory (CD-ROM) discs. CD-recordable (CD-R) drives
and burners were then introduced for creating CD-R discs. What
replaced CD-R drives (not discs) when these drives became
obsolete? - ANSWER-The CD-rewritable (CD-RW) drive.
A typical compact disc (CD) has a storage capacity of 700
megabytes (MB) and a minutes rating of 80 minutes. What is
defined by the minutes rating? - ANSWER-The CD was originally
designed for the storage and playback of music, thus, an 80
minute CD can store approximately 80 minutes of music.
List two types of digital versatile discs (DVD) with increased
storage capacity. - ANSWER-Dual layer (DL) and double-sided
DVDs.
There are four common versions of digital versatile discs (DVD).
What is the capacity of a DVD-5, a single-sided, single-layer
DVD? - ANSWER-4.7 gigabytes (GB).
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What issues could occur when recording on digital versatile discs
(DVD) labeled DVD-R and played back on a newer DVD drive? -
ANSWER-None likely. Incompatibility issues between players and
the different DVD formats have been mostly resolved in newer
DVD drives.
The 4.7 gigabyte capacity of single-layer digital versatile discs
(DVD) makes them a good destination for storing data. What type
of DVD should be used for backing up files on the same DVD
every time? - ANSWER-A DVD capable of being recorded several
times; for example, DVD-RW, DVD+RW, or DVD±RW.
Most optical drives now have digital audio extraction (DAE) built
in, which offers what feature? - ANSWER-DAE enables the
computer to read CD/DVD/Blu-ray data directly without converting
it to an analog signal first, resulting in superior recordings of
media such as music and movies.
Optical drives typically use what type of connection inside the
computer? - ANSWER-Serial ATA.
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What Windows feature allows users to select the program used to
start different kinds of media, such as music CDs, or CDs, or
DVDs containing photos? - ANSWER-AutoPlay.
What is the speed of USB 3.0? - ANSWER-5.0 gigabits per
second (Gbps).
What is the speed of USB 2.0? - ANSWER-480 megabits per
second (Mbps).
A universal serial bus (USB) hub supports how many USB
devices on a single root hub? - ANSWER-127.
What information about devices plugged into the computer's
universal serial bus (USB) ports can be found in the Windows
Device Manager? - ANSWER-The status of the device plugged
into the USB ports. A red X next to any USB hub indicates a
problem such as an incorrect device driver installed on the
motherboard or that the device is turned off in system setup.
NCTI -HSD FINAL-DOJ 2 EXAM LATEST 2025 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED||
What is the area on a computer hard drive that is comparable to
the Page area of a solid state drive (SSD) called? - ANSWER-
Sector.
What must be done in a computer system to take advantage of
the features in newer versions of serial advanced technology
attachment (SATA) hard drives? - ANSWER-Make sure the
Advance Host Controller Interface (AHCI) is turned on.
Whereas typical hard drives use AHCI as their interface
specification, newer solid state drives (SSD) use this
specification. - ANSWER-NVMe.
What do the lasers and mirrors in a compact disc (CD) player
read on a CD in order to create binary code? - ANSWER-
Indentations in the CD surface called pits, and flat or missing
indentations in the CD surface called lands.
,2|Page
Special mastering equipment was required to make compact disc-
read only memory (CD-ROM) discs. CD-recordable (CD-R) drives
and burners were then introduced for creating CD-R discs. What
replaced CD-R drives (not discs) when these drives became
obsolete? - ANSWER-The CD-rewritable (CD-RW) drive.
A typical compact disc (CD) has a storage capacity of 700
megabytes (MB) and a minutes rating of 80 minutes. What is
defined by the minutes rating? - ANSWER-The CD was originally
designed for the storage and playback of music, thus, an 80
minute CD can store approximately 80 minutes of music.
List two types of digital versatile discs (DVD) with increased
storage capacity. - ANSWER-Dual layer (DL) and double-sided
DVDs.
There are four common versions of digital versatile discs (DVD).
What is the capacity of a DVD-5, a single-sided, single-layer
DVD? - ANSWER-4.7 gigabytes (GB).
,3|Page
What issues could occur when recording on digital versatile discs
(DVD) labeled DVD-R and played back on a newer DVD drive? -
ANSWER-None likely. Incompatibility issues between players and
the different DVD formats have been mostly resolved in newer
DVD drives.
The 4.7 gigabyte capacity of single-layer digital versatile discs
(DVD) makes them a good destination for storing data. What type
of DVD should be used for backing up files on the same DVD
every time? - ANSWER-A DVD capable of being recorded several
times; for example, DVD-RW, DVD+RW, or DVD±RW.
Most optical drives now have digital audio extraction (DAE) built
in, which offers what feature? - ANSWER-DAE enables the
computer to read CD/DVD/Blu-ray data directly without converting
it to an analog signal first, resulting in superior recordings of
media such as music and movies.
Optical drives typically use what type of connection inside the
computer? - ANSWER-Serial ATA.
, 4|Page
What Windows feature allows users to select the program used to
start different kinds of media, such as music CDs, or CDs, or
DVDs containing photos? - ANSWER-AutoPlay.
What is the speed of USB 3.0? - ANSWER-5.0 gigabits per
second (Gbps).
What is the speed of USB 2.0? - ANSWER-480 megabits per
second (Mbps).
A universal serial bus (USB) hub supports how many USB
devices on a single root hub? - ANSWER-127.
What information about devices plugged into the computer's
universal serial bus (USB) ports can be found in the Windows
Device Manager? - ANSWER-The status of the device plugged
into the USB ports. A red X next to any USB hub indicates a
problem such as an incorrect device driver installed on the
motherboard or that the device is turned off in system setup.
