Free CompTIA A+ Practice Test Chapter1 Mobile devises

Ref:📕Mike Meyers’ CompTIA A+ Core 1 Certification Passport (Exam 220-1101)

CompTIA A+ 220-1101 1.0 Mobile Devices

1 / 70

How do you access the settings to enable or disable Wi-Fi on a Windows 10 system?

A. Settings | Network & Internet | Wi-Fi

B. Settings | Internet & Network | Wi-Fi

C. Network | Settings | Wi-Fi & Internet

D. Settings | Wi-Fi | Internet & Network

2 / 70

What are the possible security flaws that can occur with biometric systems?

A. False windows and false reflections

B. False negatives and false positives

C. False entries and false exits

D. False bio-traits and false bio-points

3 / 70

What should you do when swapping a display assembly or panel if the Wi-Fi antenna wires are in the way?

A. Cut the wires and re-attach them afterwards

B. Move the wires out of the way and properly position them around the panel

C. Remove the wires completely

D. Leave the wires as they are

4 / 70

What is Bluetooth commonly used for?

A. Hosting web applications

B. Personal area networking and connections to various devices such as headphones and wearables

C. Long-distance communication over hundreds of meters

D. Transferring large amounts of data at high-speed

5 / 70

Which of the following correctly describes the term ’Data synchronization’ as covered in the CompTIA A+ 220-1101 exam materials?

A. It is a process limited to transferring data from a desktop to a mobile device

B. It is a process for maintaining a single set of data across two or more devices, including contacts, emails, calendars, files, folders and directories

C. It is a process exclusively involving cloud-based services to synchronize data

D. It is a one-way street, where data can only be transferred from a source device to a target device

6 / 70

What can the process of replacing a laptop keyboard involve?

A. It can be done without removing any screws

B. It generally requires removing a retaining screw and pushing the keyboard up

C. It always requires removing almost all other components

D. It only requires pushing the keyboard up

7 / 70

What is the primary purpose of near-field scanning technology?

A. To detect and quantify electromagnetic interference (EMI)

B. To increase the range of a device

C. To boost the device’s processing speed

D. To facilitate wireless communication between devices

8 / 70

What are serial interfaces used by?

A. USB and SAS devices

B. Only USB devices

C. Only SAS devices

D. They are not used by any device

9 / 70

What is a touch pen and how does it work on capacitive touchscreens?

A. A touch pen is a type of software used to control the touchscreen display.

B. A touch pen is a handheld pointing device that is used on resistive touchscreens and it identifies a specific location on the display by reflecting the electricity of the touchscreen.

C. A touch pen is a handheld pointing device that can be used on capacitive touchscreens. It works by absorbing the electricity of the touchscreen and identifying a specific location on the display.

D. A touch pen is a piece of hardware attached to the touchscreen device that helps to magnify the display.

10 / 70

What is true about an LED display in comparison to other types of monitors?

A. It consumes 50 percent more power than an LCD.

B. It is less efficient.

C. It provides a duller image as compared to an LCD.

D. It consumes 50 percent less power than an LCD.

11 / 70

Which of the following are typically replaceable or upgradeable components in a laptop?

A. Power supply

B. Keyboards

C. Motherboard

D. Monitor

12 / 70

Which of the following is NOT a primary requirement for data synchronization across mobile devices as mentioned in the CompTIA A+ 220-1101 exam?

A. An application to transfer and synchronize the data

B. A system to provide anti-virus protection

C. A data source

D. A target for the data

13 / 70

Which of the following statements about USB-C cables is true?

A. USB-C cables can transfer power of up to 50 watts.

B. They are incapable of transferring data as quickly as 10 Gbps.

C. A USB-C cable has Type A connectors at each end.

D. USB-C/Type-C connectors can be inserted into a plug with either side up.

14 / 70

What is the major security difference between third (3G) and fourth (4G) generation telecommunication networks?

A. 4G allows secured data in transit, authenticated access, and support for 3DES and AES encryption, whereas 3G did not.

B. 3G has more encryption methods than 4G.

C. 4G allows two-way authentication between a phone and a network, and 3G does not.

D. 3G uses an IP-based system and higher transmission rates, whereas 4G does not.

15 / 70

Which type of drive can most likely be easily replaced in a recently manufactured traditional laptop?

A. 3.5-inch HDD

B. 2.5-inch SATA

C. USB Flash Drive

D. External Hard Drive

16 / 70

Which type of LED display places LEDs in rows and is limited in its capability to produce true colors, including black?

A. Edge-lit LED

B. Full-array LED

C. Direct-lit LED

D. Organic LED (OLED)

17 / 70

What is the function of a port replicator?

A. It is a device used for connecting multiple peripherals to a laptop.

B. It is an alternate power source for a laptop.

C. It is a networking device used for connecting multiple computers.

D. It is a device used to increase the memory of a laptop.

18 / 70

What is Global Positioning System (GPS) used for in most mobile devices?

A. To connect to Bluetooth devices

B. To determine the device’s location

C. To connect to Wi-Fi networks

D. To connect to cellular towers

19 / 70

What does enabling a hotspot on a smartphone or tablet allow?

A. It allows the device to connect to any Wi-Fi network

B. It allows the device to share its cellular Internet connection with other Wi-Fi-enabled devices

C. It enables the device to connect to cellular networks

D. It enables the device to serve as a Wi-Fi repeater

20 / 70

What does a digitizer do in a touchscreen?

A. It provides the display for the touchscreen

B. It signals the touch of a finger to the Operating System

C. It integrates the touch screen to the display panel

D. It makes repairs on the laptop easier

21 / 70

What are two methods used to secure laptops and their stored content according to the A+ Core 1 exam?

A. Passwords and PINs

B. Biometrics and WiFi scanning

C. Cloud storage and firewalls

D. Biometrics and near-field scanning

22 / 70

What is the unique feature of Organic LED (OLED) displays compared to the other types of LED displays?

A. OLEDs do not emit light

B. OLEDs require another source for backlighting

C. OLEDs cannot generate true colors

D. OLEDs provide superior display quality without separate backlighting

23 / 70

What does the Mobile Application Management (MAM) process encompass in the software development life cycle (SDLC)?

A. Only the development and updates of mobile software

B. Development, updates, retirement, license management, and user account access permission of mobile software

C. Licensing and retirement of mobile software

D. User account access permissions and licensing of mobile software

24 / 70

What is the purpose of Preferred Roaming List (PRL) updates on a mobile device?

A. To expand the coverage area of the current mobile carrier

B. To update the device’s operating system

C. To allow the device to connect to new WiFi networks

D. To prioritize the list of other carrier networks and frequencies

25 / 70

What is the component in a webcam that captures images?

A. The software

B. A matrix of light detectors

C. The internet connection

D. The digital camera

26 / 70

Which of the following is NOT a reason to upgrade from a magnetic disk (HDD) to an SSD?

A. SSDs are faster

B. SSDs use more power

C. SSDs are quieter

D. SSDs are available in M.2 design

27 / 70

How does an Edge-lit LED display light its image?

A. It places LEDs in rows for grey tones only.

B. It uses negatively and positively charged ions.

C. It illuminates pixels across the whole display area.

D. It uses LEDs along the edges of the display.

28 / 70

What are the common types of display technology used in mobile devices?

A. Laser and Projector

B. LCD and OLED

C. Plasma and CRT

D. QLED and E-ink

29 / 70

Which of the following best describes an aspect of Mobile Application Management (MAM)?

A. It is only applied in large corporations

B. It involves the management of application licenses and user account access permissions

C. It focuses on customer relationship management (CRM) only

D. It does not encompass the entire software development life cycle (SDLC)

30 / 70

How can the volume be increased on mobile devices for larger groups?

A. Using in-built equalizer

B. Disconnecting other audio devices

C. Increasing the device’s system volume

D. Connecting external speakers via 3.5-mm speaker jacks or wirelessly via Bluetooth

31 / 70

What is USB Type-C?

A. The original and most commonly used USB connector

B. A smaller, squarish-shaped connector compatible with nearly all other USB types

C. An asymmetric and slightly oval connector

D. A connector that has been replaced by standard serial and parallel interfaces

32 / 70

What are the common uses of micro-USB connectors?

A. Connecting to printers

B. Charging and connecting mobile devices

C. Providing power supply to computers

D. Serving as a HDMI cable

33 / 70

How can headsets connect to mobile devices?

A. Only via USB

B. Only wirelessly via Bluetooth

C. Via traditional 3.5-mm mini-jacks, USB, or wirelessly via Bluetooth

D. Only via traditional 3.5-mm mini-jacks

34 / 70

What is a common network topology that can be created using Bluetooth?

A. Metropolitan Area Network (MAN)

B. Personal Area Network (PAN)

C. Wide Area Network (WAN)

D. Local Area Network (LAN)

35 / 70

What are some uses of wired connections on mobile devices as outlined for the CompTIA A+ 220-1101 exam?

A. Charging devices

B. Sharing music files

C. Warming devices

D. Listening to radio

36 / 70

What is the major difference between a display panel and a display assembly in a mobile device?

A. A display assembly houses the Wi-Fi antenna and onboard webcam and microphone

B. A display panel is easier to find and less expensive than a display assembly

C. A display panel can work in a wide variety of laptop models

D. A display panel is only the display itself and its connecting wires and components

37 / 70

What is the purpose of Mobile Device Management (MDM)?

A. To secure and manage all mobile devices connected to a company’s network.

B. To control which websites employees can access through company devices.

C. To track the physical location of all company devices.

D. To distribute company news updates through mobile devices.

38 / 70

Which of the following statements about USB is incorrect?

A. USB has replaced the standard serial and parallel interfaces for the most part

B. USB provides 5 volts (5V) of power through a standard connection and cable

C. A single USB jack can support a maximum of 127 USB devices

D. USB types are denoted by numbers and USB versions by letters

39 / 70

What is a trackpad and how does it work?

A. A trackpad is a hardware device installed inside the computer that senses changes in temperature in the surrounding area.

B. A trackpad is a user interface device that senses downward pressure and movement, converting those into cursor or pointer movements.

C. A trackpad is an external device that records and interprets the user’s voice commands.

D. A trackpad is a software application that records the screen activity and provides a replaying option.

40 / 70

What requirement differs for the physical security measures of laptops and mobile devices from those of stationary devices?

A. Physical security for laptops need to protect from climate change

B. Laptops require physical security measures that are mobile

C. Mobile devices need physical security measures to provide Wi-Fi protection.

D. Laptops require physical security measures that run on battery power

41 / 70

Where might the microphone be located in a laptop?

A. In the screen assembly

B. In the base of the laptop

C. In the keyboard

D. In the battery compartment

42 / 70

What is one purpose of accessories for mobile devices?

A. To downgrade device capabilities

B. To replace broken components

C. To extend device functionality

D. To act as a fashion statement

43 / 70

What is the pin configuration for DDR5 SO-DIMMs used in laptops?

A. 200-pin

B. 204-pin

C. 260-pin

D. 262-pin

44 / 70

What are some important factors to consider when upgrading a wireless card according to the text?

A. The color of the wireless card

B. The compatibility with the system

C. The size of the wireless card

D. The speed of the wireless card

45 / 70

What is the key feature of a Lightning connector?

A. It was introduced in 2012 for Apple products

B. It can be attached to a device with dual orientation

C. It is mainly used in charging and synchronizing Apple devices

D. It is a 8-pin digital signal connector

46 / 70

Which technology caused cellular networks to become a viable way to connect to the Internet?

A. IEEE 802.11

B. 4G LTE cellular technologies

C. Wi-Fi standards

D. 5G standard

47 / 70

What are the two ways to connect to the Exchange server while setting up synchronization between Outlook and an iOS device?

A. Through Cloud and Direct connection

B. Using a VPN or Local Network

C. Configure Manually or Sign In

D. With Wifi or Mobile Data

48 / 70

What distinguishes a full-array LED display from other types of LED displays?

A. It uses negatively and positively charged ions to light up pixels

B. It contains LEDs only along the edges of the display area

C. It places LEDs throughout the display area

D. Its images are in gray tones only

49 / 70

What are the two main communication technologies that allow mobile devices to connect to a network?

A. Cellular and Ethernet

B. Wireless and Bluetooth

C. Cellular and Wireless

D. Wi-Fi and NFC

50 / 70

What is the primary benefit of data synchronization across devices?

A. Sharing files without internet

B. Creating a backup of data

C. Having access to the same data across different devices

D. Storing data in the cloud

51 / 70

What information is commonly used in corporate e-mail configuration for mobile devices?

A. Account type, e-mail address, password, logical domain, and the user’s account name

B. User’s favorite color, pet’s name, city of birth, and mother’s maiden name

C. Phone number, a PIN code, or a generated code sent to the user’s device

D. Customer relationship management (CRM) system details, network name, and client/server nature

52 / 70

What does Near-field communication (NFC) use in mobile devices for data exchange?

A. Acoustic signals

B. Bluetooth signals

C. Laser beams

D. Embedded chips that create electromagnetic fields

53 / 70

What is Mobile device management (MDM) in the context of securing mobile devices?

A. A security software that prevents employees from using mobile devices

B. A policy that forbids the use of mobile devices in an organization

C. A type of security software that enables organizations to secure, monitor, manage, and enforce policies on employees’ mobile devices

D. A software that restricts the use of specific applications on mobile devices

54 / 70

What is considered when a webcam stops working?

A. The webcam will always be repaired

B. It’s easier to replace it with a USB version

C. The webcam cannot be replaced

D. There is no need for noting how it’s attached to the display assembly

55 / 70

What is the first step in setting up synchronization between Outlook and an Android device?

A. Open the Email app and sign in.

B. Set the frequency for checking updates.

C. Add the account in Settings.

D. Create a Microsoft account.

56 / 70

What are the three types of LCD display technologies used in mobile devices?

A. Transparent nematic, Vertical alignment, In plane switching

B. Transparent nematic, Vertical alignment, In-phase switching

C. Twisted nematic, Vertical adjustment, In-plane switching

D. Twisted nematic, Vertical alignment, In-plane switching

57 / 70

What steps should be followed to sync an Apple iCloud account to an Android device?

A. Go to Google Play Store, download iCloud, sign in using your iCloud account

B. Go to Apps menu, select Settings, choose Accounts, select Account Type, enter email address to be synchronized and password, tap Next, provide SMTP server ID and port number, tap Next, specify additional settings if asked, assign a name to the account, select Next to create the account

C. Go to Apps menu, select iCloud, sign in using your iCloud account

D. Open the web browser, go to iCloud.com, sign in using your iCloud account

58 / 70

What is the main function of docking stations when used with business-oriented laptops?

A. They transform the laptop into a desktop computer

B. They provide extra memory for the laptop

C. They add ports and devices that are not available on the laptops

D. They improve the display quality of the laptop

59 / 70

Which technologies are commonly included in a mobile device to determine its current location?

A. Bluetooth, Infrared, GPS

B. Wi-Fi, Cellular RF technology, Infrared

C. GPS, Radio Frequency ID (RFID), Wi-Fi, and Cellular RF technology

D. Bluetooth, IR Blaster, GPS

60 / 70

What is the major difference between the GSM and CDMA cellular network standards?

A. GSM provides more features than CDMA

B. CDMA offers better portability than GSM

C. GSM SIM card can be removed and installed into a new device

D. CDMA is replacing GSM as the main standard

61 / 70

What are the categories of targets for data synchronization processes?

A. Synchronizing to a desktop, Synchronizing to the cloud, and Synchronizing to an automobile

B. Synchronizing to a mobile device, Synchronizing to a cloud-based storage, and Synchronizing to a laptop

C. Synchronizing to a user’s desktop, Synchronizing to a cloud application, and Synchronizing to a mobile device

D. Synchronizing to a mobile phone, Synchronizing to the internet, and Synchronizing to a server

62 / 70

Why have 1.8-inch HDDs fallen out of favor in present day laptop designs?

A. They are more expensive than 2.5-inch HDDs

B. They have been replaced by flash memory in portable devices

C. They are less durable than 2.5-inch HDDs

D. They have less storage capacity than 2.5-inch HDDs

63 / 70

What is the role of an inverter in laptops that use older LCD screens with CCFL backlighting?

A. Convert AC power to DC power

B. Control the keyboard backlight

C. Convert DC power to AC power

D. Control the brightness of the touchscreen

64 / 70

What does the Type-A, often referred to in context of USB connectors, represent?

A. The original and most commonly used USB connector

B. A smaller, squarish-shaped connector compatible with nearly all other USB types

C. An asymmetric and slightly oval connector

D. A USB connector that provides more than 5V of power

65 / 70

What is the purpose of using two-factor authentication (2FA) in a corporate e-mail setup as discussed in the section?

A. To increase the complexity of the login process

B. To ensure that a mail client is who they claim to be

C. To manage application software on a mobile device

D. To fine-tune the e-mail services to mobile devices

66 / 70

Which of these is not a feature of the Mini-USB?

A. They are part of a sub-family of USB cables

B. The 5-pin Type-B is the most commonly used version

C. It is popular in card readers, MP3 players, digital cameras, and many mobile PC storage devices

D. They are large in size

67 / 70

What is the primary function of a mobile hotspot?

A. It allows a device to access the internet without a data connection.

B. It enables a device to connect directly to a cellular network.

C. It enables a device to share its cellular data connection with other Wi-Fi devices.

D. It allows a device to download applications without using any data.

68 / 70

What is the functionality of USB Type-B?

A. Most original and common USB connector

B. Supplies 5 volts of power through standard connection

C. Smaller, squarish-shaped connector compatible with nearly all other USB types

D. Asymmetric and slightly oval connector

69 / 70

What enables smartphones and cellular-based tablets to connect and communicate with a specific cellular network service?

A. Subscriber Identification Module (SIM) card or an embedded SIM (eSIM)

B. USB cellular modem

C. Cellular router device

D. Wi-Fi network adapter

70 / 70

What is the initial step for synchronizing the Google Workspace to an Android or iOS device?

A. Sign in to the Gmail app.

B. Access the Gmail app and sign-in.

C. Choose Settings | Accounts & Passwords | Add Account | Gmail.

D. Have a Google Workspace account.

Your score is

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