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A+ Core 1 IT Foundations > Exam Topics Q's > Flashcards

Exam Topics Q's Flashcards

1
Q

A technician is tasked with installing additional RAM in a desktop computer/ Which of the following types of RAM is MOST likely to be used?

SODIMM
DDR3
ECC
VRAM

A

DDR3

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2
Q

Vertical streaks are appearing on the output of a laser printer. Which of the following items is the MOST likely cause?

Roller
Drum
Transfer Belt
Ribbon

A

Drum

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3
Q

A user is trying to play a DVD on a projector. The user can hear the audio; however, the projector is showing an error message that states:
HDMI Blocked due to a Copy Protection
Which of the following is the MOST likely cause of the error?

The HDMI cannot carry to signal from the DVD to the projector
The user needs to switch from HDMI to a cable standard such as DisplayPort
The projector does not support the necessary HDCP (High-bandwidth digital connection) protocol
The user needs to enable cony-protected sources in the projector’s settings

A

The projector does not support the necessary HDCP protocol. (High-bandwidth digital connection protocol.)

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4
Q

While implementing a non-carrier grade wireless backhaul, a technician notices the current channel selection is extremely polluted with various RF signals (Radio Frequency). Upon performing a spectral analysis, the technician discovers a channel containing almost no RF pollution. Unfortunately, the technician is unable to select that channel. Which of the following is the MOST likely reason for this issue?

The channel is reserved for licensed band use.
The channel selection is defective; contact the manufacturer.
The channel must be unlocked by the vendor.
The device requires a firmware update to unlock the channel.

A

The channel is reserved for licensed band use.

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5
Q

A user submitted a supported ticket that states all of the printouts from a laser printer appear to have double images imposed on them. A review of past printer support tickets shows that a maintenance kit has not been installed in more than a year. which of the following printer consumables is MOST likely causing the issue?

Separation pad
transfer roller
Ink cartridge
fuser

A

Transfer Roller

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6
Q

A technician is configuring a workstation to be used as a VM host. After installing the necessary software, the technician is unable to create any VMs. Which of the following actions should be performed?

Disable the BIOS password
Enable TPM
Enabled multithreading
Enable Fast Startup

A

Enable multithreading

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7
Q

A users computer is not receiving a network connection. The technician confirms that the connection seems to be down and looks for the user’s port on the patch panel. The port and patch panel are not labeled. Which of the following network tools should the technician use to identify the port?

Network tap
Punchdown tool
Toner probe
Crimper

A

Toner Probe

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8
Q

A user, who is attempting to give a presentation via a projector in a conference room, reports that the projector has a video but with no audio. Which of the following will MOST likely resolve the issue?

Changing the input on the projector to VGA
Changing the output on the PC to DVI
Modifying the projector’s refresh rate
Utilizing an HDMI connection

A

Utilizing an HDMI connection

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9
Q

A customer reports that a computer is never able to reach more than 100Mbps transfer data rate, even when using a Gigabit LAN card. While troubleshooting, the technician notices the network cable (Ethernet Cable) needs to be replaced. Which of the following cable categories is limiting the transfer speed?

(Ethernet Cables)
Cat 5
Cat 5e
Cat 6
Cat 6a

A

Cat 5

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10
Q

While using a popular videoconferencing program, the user selects a webcam, but the software is unable to open the webcam. The webcam was working the previous day. Which of the following should be done to address this issue?

Close other video software and retry
Adjust the conference software to a compatible resolution.
Switch the video from the webcam to Conference mode.
Reseat or replace the webcam

A

Close other video software and retry

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11
Q

A user failed to gain access to a building’s entrance after security measures at the entrance were upgraded last week. the company implemented the 13.56MHz frequency short band, and users can now utilize their mobile devices to authenticate. Which of the following has to be enabled for the mobile device to authenticate?

Bluetooth
Biometrics
NFC
PIN

A

NFC

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12
Q

Which of the following standards supports the MIMO technology?
802.11a
802.11b
802.11g
802.11n

A

802.11n
Multiple-Input Multiple-Output (MIMO) is a wireless technology that uses multiple transmitters and receivers to transfer more data at the same time. All wireless products with 802.11n support MIMO

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13
Q

A technician powers on a PC and its monitor and sees the following error message:

No input signal detected - the display lights on the computer are on. Which of the following is a possible solution?

Changing the BIOS settings
Changing the connector settings on the monitor
Checking the power plug on the monitor
Checking the power plug on the PC

A

Changing the connector settings on the monitor

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14
Q

Which of the following components enables the input on a mobile device’s touch screen?

OLED
Digitizer
Inverter
CMOS sensor

A

Digitizer

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15
Q

A technician unboxed a new computer, plugged it in to a UPS, (Uninterruptable Power Supply) and connected the requested peripherals. The computer lights and fans turn on, but the technician hears three loud, consecutive beeps during boot. Which of the following actions will remediate the issue?

Replacing the power supply
Replacing the UPS
Changing the CMOS battery
Reseating the RAM

A

Reseating the RAM

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16
Q

An IT manager discovered that hundreds of pages of printed materials are being recycled each day because the materials are left on the printer tray instead of being picked up by users. Which of the following would BEST prevent this waste?

Send friendly reminders to not print unnecessarily.
Enable duplex printing to reduce paper utilization.
Bill each department for the excess material cost.
Require a code or badge before releasing a print job.

A

Require a code or badge before releasing a print job.

17
Q

An online retailer wants to save money and is considering migrating to the public cloud so capacity can be added during the peak shopping season and automatically removed when the peak is over. Which of the following BEST describes this aspect of cloud computing?

Rapid elasticity
Metered utilization
Shared resources
High availability

A

Rapid elasticity
Rapid elasticity in cloud computing refers to the cloud’s capability to scale quickly to meet demand. Consumers benefit from rapid elasticity because they can expand or reduce their resources how and when they would like.

18
Q

A technician is recieving reports that the entire office sporadically loses network connectivity throughout the day. The technician determines the root cause to be EMI. (Electromagnetic interference (EMI) is unwanted noise or interference in an electrical path or circuit caused by an outside source).
Which of the following cable mediums would be the MOST cost effective without sacrificing system performance?

Coaxial
Shielded Cat 6
Plenum Cat 5e
Mutli mode fiber

A

Shielded Cat 6

Cat6a shielded twisted pair cable has a shield in cables to prevent electromagnetic interference (EMI) or radio-frequency interference (RFI) from affecting the performance of the cable.

19
Q

An organization maintains various record types, including health and criminal justice records. Which of the following cloud environments is the organization MOST likely to use to limit the attack surface?
Public
Hybrid
Community
Private

A

Private

20
Q

Which of the following describes metered utilization of cloud resources?
Resources provisioned instantly
Payments made only for resources that are used
Resources pooled to increase computing power
Implementation of rapid elasticity

A

Payments made only for resources that are used

21
Q

A user on a SOHO network is unable to watch online videos, even at 240 pixels. The technician runs ipconfig from the user’s computer and records
the following:

Connection-specific DNS Suffix .: lan
Link-local IPV6 Address………: fe80::1585:7fb2:b05f:7102%12
IPv4 Address………………..: 192.168.1.131
Subnet Mask…………………: 255.255.255.0
Default Gateway……………..: 192.168.1.1
The technician then connects a test laptop to the router via the user’s Cat 5 cable and records the following information:
Download: 85 mbps -
Upload: 22 mbps -
Ping: 28 ms -

Which of the following is MOST likely causing the user’s issue?

A. Incorrect IP address
B. Faulty NIC
C. Misconfigured default gateway
D. Bad network cable

A

Faulty NIC

22
Q

A colleague has a laptop that has been working as expected for several years, but the laptop now has a small bulge in the bottom casing and overheats occasionally while plugged in to a wall outlet. The MOST likely component that needs to be replaced is the:
Power adapter
battery
system fan
hard drive

A

battery

23
Q

A company just bought a printer capable of automatically printing on both sides of the paper. After installation, however, the technician can only print on both sides of the paper manually. Which of the following should the technician do to fix the issue?

install the most recent firmware upgrade available for the printer.
Contact the vendor for a hardaware replacement.
Reinstall the printer software and drivers, and then restart the printer.
Read the installation manual and configure duplex settings.

A

Read the installation manual and configure duplex settings.

24
Q

A small office has a wireless network with several access points for roaming laptop use. Users occasionally report that the wireless connection drops or becomes very slow. Users have confirmed that this issue only happens when connected to the office wireless network. Which of the following would MOST likely be the cause?

Hidden SSID
Device interference
Ethernet port flapping
High ISP latency

A

Device Interference

25
Q

Which of the following cloud models maintains access, even when a local internet outage occurs?

Private
SaaS
Community
Public

A

Private

A+ Core 1 IT Foundations (18 decks)

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