CompTIA A+ 220-1101 – 1.0 QUESTIONS 😭😭😭

What is the most common memory module form factor type used in laptops? ECC RAM DIMM S-DIMM SO-DIMM C-RIMM

SO-DIMM

Which of the following answers refers to the capability of a mobile device to share its Internet connection with other devices? Pairing Clustering Bonding Tethering

Tethering

Which of the following answers refers to a device capable of providing both input and output functions? Microphone Touchpad Speaker Touch screen Monitor

Touch screen

What is the name of a laptop component that provides the function of a pointing device? Fn key Trackpad Mouse KVM switch

Trackpad

Which of the answers listed below refer to the function of digitizer? (Select 3 answers) A type of input device Translates analog data into a format suitable for computer processing An example of media converter Component of a mobile device's screen that allows to control the device with a stylus or fingertip A type of input device

Translates analog data into a format suitable for computer processing Component of a mobile device's screen that allows to control the device with a stylus or fingertip A type of input device

Long Term Evolution (LTE) is a wireless communications standard for mobile devices and wireless hotspots. LTE offers significant improvements in terms of speed when compared to the older generation of 3G cellular networks. LTE and its later revision LTE-Advanced (LTE-A) are often marketed as 4G standards. True or false

True

Motherboards used in laptops and mobile devices can be characterized by their proprietary design, which means that installing a new motherboard in such devices most often requires replacement part designed for specific make and model of the given device. True False

True

The term "Mobile device synchronization" refers to the process of making the same data available on multiple devices. Synchronized data might include contacts, applications, emails, pictures, music, video, calendars, bookmarks, documents, location data, social media data, e-books, or passwords. Examples of synchronization methods include synchronizing mobile devices to desktop, cloud, or automobile console. True or False

True

The term "Mobile hotspot" refers to a type of WLAN that enables network access through a mobile device that acts as a portable WAP. True ( Your answer) False

True

Examples of USB ports that can be found on mobile devices include: (Select 3 answers) 1. Micro-USB 2. USB Type-B 3. USB-C 4. USB Type-A 5. Mini-USB

USB-C Micro-USB Mini-USB

Which of the answers listed below describe the function of a laptop's inverter? (Select 2 answers) Converts AC power into DC power Converts DC power into AC power Used for supplying voltage to backlights in OLED displays Used for supplying voltage to backlights in older types of LCD panels

Used for supplying voltage to backlights in older types of LCD panels Converts DC power into AC power

Docking stations: (Select 2 answers) Typically are designed to work with most laptop models (universal design) Usually offer additional ports and capabilities compared to port replicators Offer identical features as port replicators Typically offer less ports and capabilities than port replicators Typically are designed to work only with a specific laptop make and model (proprietary design)

Usually offer additional ports and capabilities compared to port replicators Typically are designed to work only with a specific laptop make and model (proprietary design)

Which laptop expansion card enables communication in 802.11 networks? WLAN Riser card WPAN WWAN

WLAN-Wireless local-area network

Which of the answers listed below refers to a laptop's Bluetooth module? WWAN WLAN Riser card WPAN

WPAN-wireless personal area network

A type of laptop expansion card that enables communication over cellular network is referred to as: WPAN card WAN card WWAN card WLAN card

WWAN card - Wireless Wide Area Network

What are the characteristic features of an OLED display? (Select 3 answers) Works without backlight Inferior contrast ratio and color representation in comparison to LCDs Lower light output (brightness) in comparison to LCDs Display type commonly used in modern laptop devices Requires backlight to illuminate the screen Lower cost in comparison to LCDs Better contrast ratio and color representation in comparison to LCDs Higher light output (brightness) in comparison to LCDs

Works without backlight Lower light output (brightness) in comparison to LCDs Better contrast ratio and color representation in comparison to LCDs

Which of the actions listed below would be of help while troubleshooting non-responsive touchscreen on a mobile device? Reseating the device's battery Erasing all content/settings and restoring the device to factory defaults (factory reset/hard reset) Pressing a specific key combination/button to perform system restart (soft reset) Removing screen protector and cleaning the screen All of the above

all of the above

IPS, TN, VA, and OLED are all implementations of the LCD display technology. True False

false

Examples of mobile device synchronization methods for Apple iOS devices include: (Select all that apply) iTunes OneDrive iCloud Remote Disk Dropbox

iTunes and iCloud

Which of the following answers refer to the function of digitizer? (Select 3 answers) 1. A type of output device Component of a mobile device's screen that allows to control the device with a stylus or fingertip 2. A type of input device 3. An example of media converter 4. Translates analog data into a format suitable for computer processing

-Translates analog data into a format suitable for computer processing -Component of a mobile device's screen that allows to control the device with a stylus or fingertip -A type of input device

Which of the answers listed below refer to SSD form factors used in laptop computers? (Select 2 answers) 1.5 inch 5.25 inch 1.8 inch 2.5 inch 1.3 inch

1.8 inch 2.5 inch

Which of the following answers refers to an HDD form factor for laptop computers? 1.8 inch 2.5 inch 3.5 inch 5.25 inch

2.5 inch

The latest standard for mobile telecommunications is known as: 3G 4G 5G 6G

5G

A user wants to transfer photos wirelessly from their smartphone to a nearby laptop. Which of the following technologies should they use? A. Bluetooth B. NFC C. LTE D. Infrared

A. Bluetooth

A user notices that their tablet's battery is draining faster than usual. Which of the following steps should they take first to extend battery life? A. Disable background app refresh B. Increase screen brightness C. Enable location services for all apps D. Keep Bluetooth and Wi-Fi enabled at all times

A. Disable background app refresh

A user wants to increase the security of their smartphone. Which of the following methods should they use to secure their device against unauthorized access? A. Enable biometric authentication B. Increase screen timeout duration C. Disable automatic app updates D. Increase volume levels

A. Enable biometric authentication

What technology is used by mobile devices to determine the device's geographical location? A. GPS B. NFC C. Bluetooth D. Accelerometer

A. GPS

A user wants to ensure that their smartphone's data is protected in case the device is lost. Which of the following features should the user enable? A. GPS tracking B. Remote wipe C. Airplane mode D. Push notifications

A. Remote wipe

A user is experiencing poor cellular signal on their smartphone. Which of the following actions should they take first to troubleshoot the issue? A. Restart the device B. Update the operating system C. Disable airplane mode D. Increase the screen brightness

A. Restart the device

A user reports that their tablet's touchscreen is unresponsive. Which of the following troubleshooting steps should be performed FIRST? A. Restart the device B. Update the device firmware C. Replace the touchscreen digitizer D. Reset the device to factory defaults

A. Restart the device

Which of the actions listed below would be of help while troubleshooting non-responsive touchscreen on a mobile device? Reseating the device's battery Erasing all content/settings and restoring the device to factory defaults (factory reset/hard reset) Pressing a specific key combination/button to perform system restart (soft reset) Removing screen protector and cleaning the screen All of the above

All of the above

Which of the following are examples of universal connection types that enable mobile device synchronization? IEEE 802.11 USB-C Cellular Bluetooth IEEE 802.3 All of the above

All of the above

Which of the following mobile device features is MOST important for ensuring device security? A. NFC (Near Field Communication) B. Fingerprint scanner C. Gyroscope D. Accelerometer

B. Fingerprint scanner

A user reports that their smartphone battery drains quickly even when not in use. Which of the following should be checked FIRST to address this issue? A. Mobile data usage B. Installed apps and their background activities C. Screen brightness settings D. Bluetooth connectivity

B. Installed apps and their background activities

Which of the following best describes the purpose of an IMEI number on a mobile device? A. It identifies the user's account with the carrier. B. It uniquely identifies the device on a mobile network. C. It encrypts data during wireless transmissions. D. It authenticates the device with Wi-Fi networks.

B. It uniquely identifies the device on a mobile network

Which of the following mobile device features allows for contactless payments? A. GPS B. NFC C. RFID D. USB-C

B. NFC

Which of the following types of display technology is commonly found in modern smartphones for its ability to produce vibrant colors and deep blacks? A. LCD (Liquid Crystal Display) B. OLED (Organic Light-Emitting Diode) C. LED (Light-Emitting Diode) D. Plasma

B. OLED

Which wireless technology allows two devices to transfer data over short distances using radio waves? A. NFC B. Bluetooth C. LTE D. Wi-Fi

B. bluetooth

A dim display on a laptop LCD screen might indicate a problem related to: (Select 2 answers) Stuck pixels Backlight Dead pixels Incorrect color patterns Inverter

Backlight and inverter

A popular, short-range wireless technology used for connecting various personal devices in a WPAN is known as: 1. NFC 2. Z-Wave 3. 802.11 4. Bluetooth

Bluetooth

A permanent computer display screen discoloration caused by displaying the same static image for extended periods of time is known as: Artifact Stuck pixel Burn-in Dead pixel

Burn-in

A user notices that their smartphone's screen is displaying colors inaccurately. Which of the following settings should they adjust first to address this issue? A. Brightness B. Contrast C. Color temperature D. Resolution

C. Color temperature

Which of the following mobile device features is used primarily for authenticating the user's identity by scanning their fingerprint? A. Proximity sensor B. Accelerometer C. Fingerprint scanner D. Ambient light sensor

C. Fingerprint scanner

10. Which of the following mobile device features is used primarily for determining the device's orientation and motion? A. Proximity sensor B. Ambient light sensor C. Gyroscope D. Magnetometer

C. Gyroscope

Which of the following mobile device features allows for wireless charging? A. USB-C port B. Micro USB port C. Qi-compatible technology D. Lightning port

C. Qi-compatible technology

Which of the following mobile device components stores the device's operating system, applications, and user data? A. RAM (Random Access Memory) B. CPU (Central Processing Unit) C. SSD (Solid State Drive) D. GPU (Graphics Processing Unit)

C. SSD (Solid State Drive)

Which of the following mobile device features allows for connecting external peripherals such as keyboards or storage devices? A. NFC B. Bluetooth C. USB OTG (On-The-Go) D. LTE

C. USB OTG (On-The-Go)

Which of the answers listed below refer to the 2G/3G mobile telecommunications standards? (Select 2 answers) NFC CWDM GSM CSMA CDMA

CDMA & GSM

Which of the following answers refers to a common fix for cursor drift? Driver update OS reinstallation Calibration Malware scan

Calibration

Which type of peripheral hardware would require the replacement of a burned-out bulb? Webcam Computer projector Laser printer CRT monitor

Computer projector

A user wants to extend the battery life of their smartphone. Which of the following actions should they take? A. Enable push notifications for emails B. Set the screen timeout to the maximum C. Keep Wi-Fi and Bluetooth enabled at all times D. Lower the screen brightness

D. Lower the screen brightness

A tiny spot on an LCD monitor display screen that permanently remains black when it should be activated and displaying color is commonly referred to as stuck pixel. True or False

False

Which of the following answers refer to the biometric authentication methods implemented in modern laptops? (Select 2 answers) Fingerprint scan Near-field scanner features GPS reading Face recognition Authenticator app

Fingerprint scan Face recognition

Which laptop feature allows to overcome standard keyboard size restrictions? Touchpad Numeric keypad Fn key Digitizer

Fn key

A mobile device's built-in functionality enabling the usage of locator applications is called: WPS GPS GSM IMEI

GPS

What are the characteristic features of In-Plane Switching (IPS)? (Select 3 answers) High color quality Fast response times Wide viewing angles Low color quality Slow response times Low viewing angles

High color quality Wide viewing angles Slow response times

Vertical Alignment (VA) display technology can be characterized by: (Select 3 answers) High contrast ratios Low color quality Good color quality Good viewing angles Low contrast ratios Low viewing angles

High contrast ratios Good viewing angles good color quality

A mobile device can be used for creating a wireless/cellular data network with the use of: (Select 3 answers) Channel bonding Bluetooth Tethering Link aggregation Hotspot

Hotspot, Tethering, Bluetooth

Which of the following hardware components would be the most difficult to replace on a laptop computer? Optical drive Primary storage System board Integrated GPU Secondary storage

Integrated GPU

Which of the answers listed below refers to a display technology most commonly used in modern laptops? LCD OLED Plasma CRT

LCD

A type of backlight technology most commonly used in modern laptop devices is called: CCFL CRT OLED LED

LED

What is the name of a proprietary connector type used by Apple mobile devices? 1. 8P8C connector 2. BNC connector 3. Lightning connector 4. Lucent Connector (LC)

Lightning connector

Which of the following answers refer to common battery types that can be found in modern laptop devices? (Select 2 answers) Nickel-Iron Nickel-Metal Hydride Nickel-Cadmium Lithium-ion Polymer Lithium-ion

Lithium-ion (Li-ion) Lithium-ion Polymer (LiPo)

When a computer monitor is unable to display image on the screen, the most common causes of this problem (and the easiest ones to fix) include: (Select 2 answers) Inverter failure Loose cable connections Bad LCD display Wrong input selection Backlight failure

Loose cable connections Wrong input selection

Which of the answers listed below describe the Twisted Nematic (TN) technology? (Select 3 answers) Low viewing angles Fast response times Low color quality High color quality Slow response times Wide viewing angles

Low viewing angles Fast response times Low color quality

Which of the answers listed below refers to a dedicated mobile app management software? MAM UEM RCS MDM

MAM - Mobile Application Management

Which of the following facilitates the enforcement of mobile device policies and procedures? MFA MMC MAM MDM

MDM - Mobile Device Management

Which type of software enables centralized administration of mobile devices? MMC MAM MDM MFD

MDM - Mobile Device Management

Which of the answers listed below refer(s) to internal data storage device type(s) used in laptop computers? (Select all that apply) Flash drives Magnetic disks SSDs USB drives

Magnetic disks SSDs

A technology implemented in modern laptops that enables data transfer and authentication features between the laptop and another portable device at a very close range is known as: NFC Wi-Fi IoT WiMAX

NFC

Which of the following answers refers to the location of a laptop's Wi-Fi antenna? On the WLAN module Near the top, inside display case Inside laptop's case Typically attached via external expansion port

Near the top, inside display case

Due to size restrictions and compact nature of laptops devices, this type of storage media becomes less commonly found on new laptops. Flash drives Optical drives Solid-state drives Magnetic drives

Optical drives

Which of the following answers refers to a security feature used in the Bluetooth device pairing process? Multi-factor authentication Cleartext credentials Biometrics PIN code

PIN code

A database on a mobile device containing bands, sub-bands and service provider IDs allowing the device to establish connection with the right cell phone tower is called: RIS PRI PRL PII

PRL

The process of establishing a connection between Bluetooth devices (e.g., between a Bluetooth enabled headset and a Bluetooth-enabled phone) is known as: Linking Tethering Three-way handshake Pairing

Pairing