Hardware (1)

Question 1

Company A wants to eliminate separate speakers on desktops and use speakers built into monitors. Which of the following video card standards should be specified?

DVI-D

VGA

HDMI

Answer 1

HDMI

HDMI carries HD audio and HD video signals

Question 2

Company B is planning to upgrade its Fast Ethernet network to Gigabit Ethernet. In checking existing cables, the network techs have discovered that some areas were wired with Cat 5, some with Cat 5e, and some with Cat 6. Which of the following should they do as part of the upgrade process?

Replace all cables with Cat 6

Keep the same cables

Replace Cat 5 with Cat 5e or Cat 6

Answer 2

Replace Cat 5 with Cat 5e or Cat 6

Cat 5e and Cat 6 both support Gigabit Ethernet, so either could be used as a replacement for Cat 5

Question 3

Company C has purchased some new computers that have USB 3.0 ports as well as a USB-C port. It wants to use the USB-C port for very fast external SSD drives. What needs to be determined first?

Are USB-C SSD drives available?

How fast is the USB-C port?

Can the USB-C port work with other form factors?

Answer 3

How fast is the USB-C port?

USB-C can support USB 2.0, USB 3.0/USB 3.1 Gen 1, or USB 3.1 Gen 2 speeds. Check the system documentation

Question 4

Company D wants to run coaxial cable in its offices for use with HDTV. Which of the following cable types should the company specify?

RG-6

STP Cat 6

RG-59

Answer 4

RG-6

RG-6 is the standard for HD video

Question 5

Company E wants to purchase SuperSpeed USB drives and card readers. However, all its techs can find are devices labeled with a USB version number. Which of the following USB versions does the company need?

USB 3.0

USB 1.1

USB 2.0

Answer 5

USB 3.0

USB 3.0 is the version number for SuperSpeed USB. It is also known as USB 3.1 Gen 1

Question 6

How many pins does a stick of DDR3 DIMM RAM use?

186 pins

205 pins

240 pins

Answer 6

240 pins

DDR3 DIMM memory uses a 240-pin connector, but the keying is not the same as with DDR2

Question 7

What is stored in RAM?

Currently running programs

Programs that aren’t running

Nothing

Answer 7

Currently running programs

RAM is the workspace used by programs as they are running. Programs that are not running are located on a local or network storage device

Question 8

How many pins does a stick of DDR4 SO-DIMM RAM use?

200 pins

260 pins

204 pins

Answer 8

260 pins

A DDR4 SO-DIMM has a 260-pin connector (a DDR4 DIMM has a 288-pin connector)

Question 9

You are adding RAM to a dual-channel system that has one 4-GB module to upgrade it to 8 GB. Which of the following do you need to confirm before you buy more RAM?

The current stick’s brand of RAM

The current stick’s speed of RAM

The current stick’s type of RAM

All of the above

Answer 9

All of the above

To run the computer in dual-channel mode for better speed, the new module must be identical to the old, so all of these factors must be matched

Question 10

You are purchasing 288-pin RAM to upgrade computers in your organization. What type of RAM are you purchasing?

DDR2 DIMM

DDR4 SO-DIMM

DDR4 DIMM

Answer 10

DDR4 DIMM

A 288-pin module is a DDR4 DIMM

Question 11

Your client is planning to replace 500-GB hard disks with similarly sized SSDs. Assuming compatibility, which of the following would provide the best performance?

NVMe 2.5-inch

NVMe M.2

SATA M.2

Answer 11

NVMe M.2

The NVMe M.2 SSD is the fastest type of SSD

Question 12

Which of the following correctly ranks SATA drive types in order from slowest to fastest?

5400 RPM, SSHD, 7200 RPM, SSD

7200 RPM, 5400 RPM, SSD, SSHD

5400 RPM, 7200 RPM, SSHD, SSD

Answer 12

5400 RPM, 7200 RPM, SSHD, SSD

5400 RPM is the slowest SATA drive, 7200 RPM is faster, SSHD is faster, and SSD is fastest

Question 13

Your client wants to add an NVMe drive to its desktop systems to boost performance, but the M.2 slots in these systems don’t support NVMe drives. Which of the following interfaces can be used instead?

SATA

PCIe

ISO 9660

Answer 13

PCIe

NVMe drives are available in PCIe cards; NVMe uses the PCIe bus for extra speed over SATA

Question 14

Your client wants to choose a RAID array type that offers excellent speed and reliability. Which of the following is the best match for this requirement?

RAID 10

RAID 1

RAID 5

Answer 14

RAID 10

RAID 10 combines mirroring for data protection and striping for speed

Question 15

Your client accidentally purchased a micro-SD card for her digital camera instead of an SD card. Which of the following is the best way to use the card?

Copy the data from an existing card to the new card

Return the card to the store for the correct type

Use an adapter with the card

Answer 15

Use an adapter with the card

SD adapters for micro-SD cards are very common, and are often bundled with micro-SD cards

Question 16

You have been tasked to review motherboard form factors for a project. The number one requirement is that the motherboard be as small as possible. Which of these motherboards is the smallest?

microATX

Mini-ITX

ITX

Answer 16

Mini-ITX

The Mini-ITX (mITX) is the smallest motherboard listed

Question 17

Your client has selected PCIe version 3.0 graphics cards to refresh the organization’s video editing workstations. However, the systems support PCIe version 2.0. Which of the following is true?

The cards will run at PCIe 3.0 speeds.

The motherboards must be replaced with PCIe 3.0–compatible versions.

The cards will run at PCIe 2.0 speeds.

Answer 17

The cards will run at PCIe 2.0 speeds.

When two different PCIe versions are present (slot and card), the slower version is used.

Question 18

You are upgrading your personal system with USB 3.0 (USB 3.1 Gen 1) devices but have run out of external ports. You need two more ports. Which of the following would provide these ports?

USB 2.0 header cable

USB-C header cable

USB 3.0 header cable

Answer 18

USB 3.0 header cable

A USB 3.0 header cable provides two USB 3.0 ports; however, not all motherboards with USB 3.0 have headers

Question 19

You are creating documentation for other technicians to use as they configure the UEFI firmware on new systems. Which of the following should not be in the documentation because it is incorrect?

SATA drives cannot be configured as hot-swappable.

USB ports can be disabled.

The boot sequence can be changed.

Answer 19

SATA drives cannot be configured as hot-swappable.

SATA drives are hot-swappable when configured as AHCI in the UEFI/BIOS firmware

Question 20

Your client wants you to install an LGA 1155 processor into a motherboard that uses an FM2 processor. Which of the following statements about these parts is correct?

Intel parts work in AMD motherboards.

The LGA 1155 will not fit into this motherboard.

The FM2 processor is an older Intel processor.

Answer 20

The LGA 1155 will not fit into this motherboard.

LGA 1155 is an Intel CPU socket, but FM2 is an AMD CPU socket; they are not compatible

Question 21

Your client cannot use a mouse and does not want to use a laptop, so your job is to choose an alternative input device. Which of the following can be used in place of a mouse?

Touchpad

Signature pad

Keyboard

Answer 21

Touchpad

A touchpad, whether built into a laptop keyboard or plugged into a USB port, is a very satisfactory mouse replacement for many users

Question 22

To enable video conferencing in privacy, your company should install which of the following components on its desktop computers?

Speakers and camcorders

Headsets and projectors

Headsets and webcams

Answer 22

Headsets and webcams

Headsets will help keep conference content confidential, while a webcam will enable attendees to see each other for better communication

Question 23

A client calls, complaining of no sound from his computer after replacing separate audio speakers and a VGA monitor with an HDMI display with built-in speakers. Which of the following needs to be done to hear sound again?

Disable on-board sound

Enable speakers in display with pushbutton

Change sound mixer output to HDMI

Answer 23

Change sound mixer output to HDMI

The computer will continue to route sound to the original audio jack until the new source is selected in the mixer app

Question 24

Your client, a restaurant owner, wants to add support for Apple Pay to its POS systems. Which of the following types of devices is needed?

Signature pad

NFC/tap pay device

Magnetic reader/chip reader

Answer 24

NFC/tap pay device

NFC/tap pay devices are used by device-based payment systems like Apple Pay

Question 25

You are building a personal gaming system. Which of the following will not be a feature to add for this purpose?

Signature pad

VR headset

Game controller

Answer 25

Signature pad

A signature pad is useful on a POS or banking device, but has no purpose on a gaming PC