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A+ Bridge Class Flashcards

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1
Q

When troubleshooting network connectivity, what tool can be used to check the reachability of a remote host and measure round-trip times?

choices: DHCP, NSlookup, Ping, ARP

A

Ping

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2
Q

Which protocol is used for translating human-readable domain names into IP addresses and is crucial for web browsing?

choices: HTTP, FTP, DNS, SNMP

A

DNS

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3
Q

What protocol is used for securely accessing a remote server or network through a command-line interface?

choices: SSH, SMTP, POP3, DHCP

A

SSH

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4
Q

Which network type typically covers the smallest area, connecting devices within a short range, such as between a smartphone and a Bluetooth headset?

choices: WAN, WLAN, PAN, CAN

A

PAN

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5
Q

Which WAN protocol is widely used in telecommunications and offers a dedicated connection with consistent bandwidth?

choices: MPLS, VDSL, ISDN, P2P

A

ISDN

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6
Q

What WAN device typically connects multiple branch offices together, providing secure communication and access to centeralized resources?

choices: Load Balancer, Proxy Server, VPN Concentrator, Gateway

A

VPN Concentrator

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7
Q

In networking, what is the primary function of a hub?

choices: Broadcast data to all devices in a LAN, Analyze and forward data based on MAC addresses, Route traffic between different networks, Manage IP addresses for devices

A

Broadcast data to all devices in a LAN

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8
Q

What type of device operates at Layer 4 (transport Layer) of the OSI model, providing translation between private and public IP addresses?

choices: Hub, Switch, Router, NAT device

A

NAT device

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9
Q

In Quality of Service (QoS) management, what is the purpose of traffic shaping?

choices: Priortizing network traffic, Blocking unwanted websites, Controlling the flow of network data to meet specific criteria, increasing network speed

A

Controlling the flow of network data to meet specific criteria

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10
Q

Which command is commonly used in network troubleshooting to discover the route taken by packets across an IP network?

choices: TraceRoute, PortScan, PING, ARP

A

TraceRoute

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11
Q

Which of the following devices provides the portability of a mobile phone and functionality of a laptop/desktop?

choices: Tablet, GPS unit, E-reader, Fitness monitor

A

Tablet

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12
Q

A user brings in a smarphone for repair. The device is unable to send/receive calls or connect to WiFi. All applications on the device are working unless they require connectivity. Which of the following is MOST likely causing the problem?

choices: Airplane mode, Tethering, Disabled hotspot, VPN

A

Airplane mode

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13
Q

A human resources manager requests wireless APs to be set up for the office. A server will manage the wireless settings, and authorized devices should be able to access confidential records over WiFi. Which of the following settings should be configured to meet the requiements?

choices: WPA2 encryption/ UPnP/ and blocklisting, WPA encryption/ infrastructure mode /and MAC filtering, WPA2 encryption/ infastructure mode, and QoS

A

WPA encryption, infrastructure mode, and MAC filtering

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14
Q

Which of the following echnologies can be used for wireless payments?

choices: NFC, Bluetooth, IR, LTE

A

NFC

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15
Q

Which of the following connector types can be plugged into a device both right-side up and upside down?

choices: USB, USC-C, Mini-USB, Micro-USB

A

USB-C

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16
Q

A user wants to build a computer with a high-end CPu, plenty of RAM, and a high-end graphics card for online gaming. The user wants to verify that the graphics card is compatitble with the motherboard. Which of the following connection types would the user most likely utilize to connect the video card to the motherboard?

choices: PCIe, ISA, AGP, USB

A

PCIe

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17
Q

Which of the following perifpheral types is MOST likely to be used to input actions into a PC?

choices: Webcam, Mouse, Monitor, Optical dirve

A

Mouse

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18
Q

Which of the following resource types would be BEST suited to saving photographs from a mobile device with limited on-board storage?

choices: Cloud file services, Virtual desktop, Off-site email, Resource pooling

A

Cloud file services

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19
Q

An engineer’s workstation experiences a BSOD whenever loading very large CAD files to modify. Which of the following troubleshooting steps should a technician take to isolate the issue?

choices: Install addictional RAM rated at the fastest speed the motherboard will support, Perform a hard drive scan to idenity and lock out any bad sectors from use, Run a memory test to verify all memory addresses can be reliably written to and read from, Increase the size of the swap file to ensure adequate virtual memory is available

A

Run a memory test to verify all memory addresses can be reliably written to and read from

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20
Q

A user is unable to browse internet websites. A technician runs ipconfig and sees the following output:
* IP address….192.168.0.31
* Subnet mask…..255.255.255.0
* Default gateway…..192.168.0.254

The technician pings the gateway and gets a reply. The technician then pings an external IP address and also gets a reply. Which of the following commands would MOST likely resolve the issue?

choices: Netstat -nbt, netsh int ip reset, ipconfig/flushdns, nslookup 192.168.0.254

A

ipconfig/flshdns

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21
Q

Which of the following is the BEST use-case scernario for a Chome OS device?

choices: Web browsing and email, Photo and video editing, Application development, Database queries

A

Web browsing and email

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22
Q

A technicain implements a Group Policy change and needs to apply it without restarting the workstation. Which of the following commands can be used to accomplish this task?

choices: gpupdate, gpresult, netstat, Dism

A

gpupdate

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23
Q

An end user has requested assitance from the help desk to install new video editing software. The user wants to create serveral .wma files. Which of the follwoing should the help desk consider before installing the software?

choices: Disk space, Network connection, Aspect ratio, Power supply

A

Disk space

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24
Q

A new security requirement for logging on to a company network has been put in place for all users. Which of the following should a systems adminstratro enforce to BEST meet this requirement? (select TWO)

choices: Strong passwords, Folder redirection, Email filtering, Multifactor authentication, Remote desktop, Antimalware

A

Strong passwords, Multifactor authentication

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25
Which of the following password choices increases the chance that a brute force attack will succeed? choices: Dictionary words, Special characters, Long passwords, Captial letters
Dictionary words
26
A user connects a printer to a workstation. As the printer dirivers are installed, an error message appears. The default drivers appear to be incompatible with the OS. Which of the following should a technician use FIRST to troubleshoot the problem? choices: Services, Device Manager, Programs and Features, Task Manager
Device Manager
27
Joe, a user forgot his password and was unable to log in to a workstation. Joe remembers the password later, but he is still unable to log in. Which of the following is the MOST likely cause of the issue? choices: Reset account, Deleted account, Locked account, Limited-user account, Unprovisioned account
Locked account
28
A user reports a phone battery does not last the entire day, and the phone's navigation is slow. Which of the following should a technician do FIRST to torubleshoot the device? choices: Examine the running apps, Update the firmware, Reinstall the most-used application, Turrn off network services
Examine the running apps
29
Which of the following is the proper way to dispose of batteries? choices: Shred, Recycle, Dispose in trash, Incinerate
Recycle
30
To prevent electrical damage to a PC while working on it, which of the following should be disconnected before work begins? choices: Power cable, Video cable, USB cable, Serial cable
Power cable
31
What is the primary difference between IPv4 and IPv6? Choices: IPv4 uses 32-bit addresses; IPv6 uses 128-bit addresses, IPv4 uses hexadecimal notation; IPv6 uses decimal notation, IPv4 is limited to 256 addresses; IPv6 has unlimted address space, IPv4 is used for local networks, while IPv6 is used for the internet
IPv4 uses 32-bit addresses; Ipv6 uses 128-bit addresses
32
In IPv4, how many bits are used for the network portion and the host portion in a Class C address? choices: Network: 24 bits/Host: 8 bits, Network 16 bits/ Host: 16 bits, Network: 8 bits/Host: 24 bits, Network: 32 bits/Host: 0 bits
Network: 24 bits/Host 8 bits
33
Which of the following best describes a WAN? choices: A network that covers a small geographical area; such as a home or office, A network that connects devices within the same building or campus, A network that spans a large geographic area and connects multiple LANs, A network that uses wirless technology exclusively
A network that spans a large geographic area and connects multiple LANs
34
What technology is commonly used for creatin WAN connections over long distances? choices: Ethernet, DSL, Bluetooth, USB
DSL
35
What does TCP/IP stand for? choices: Transmission Control Protocol/Internet Protocol, Technology Control Protocol/Internet Protocol, Telecommunication Control Protocol/Internet Protocol, Transmission Control Protocol/Internal Protocol
Transmission control Protocol/Internet Protocol
36
In a TCP/IP network, what is the purpose of a static IP address? choices: To automatically assign IP addresses to devices, to ensure that devices always receive the same IP address, To dynamically change IP addresses based on network activity, To block incoming network traffic
To ensure that devices always recive the same Ip address
37
How many layers are there in the OSI (Open Systems Interconnection) model? Choices: 4 layers, 5 layers, 6 layers, 7 layers
7 layers
38
Which OSI layer is responsible for routing and fowarding data between different neworks? choices: Physical layer, Data Link Layer, Network Layer, Transport layer
Network layer
39
What is the primary function of a router in a network? choices: To connect devices within the same LAN, To amplify Wi-Fi signals, To forward data between different networks, To store and manage files
To forward data between different networks
40
Which network appliance is responsible for filtering incoming and outgoing network traffic based on predefined rules? choices: Switch, Modem, Firewall, Hub
Firewall
41
In a network topology, what does a "ring" topology look like? choices: All devices are connected to a central hub or switch, Devices are connected in a circular chain, Devices are connted in a linear fashion, Devices are connected in a random order
Devices are connected in a circular chain
42
In a "star" network topology, how are devices connected? choices: In a ciruclar chain, In a linear fashion, To a central hub or switch, To each other directly
To a central hub or switch
43
What type of network opology involes a dedicated connection between two devices? choices: Ring, Star, Point-to-Point, Bus
Point-to-Point
44
What is information technolgy (IT)? choices: The study of insects, The use of techology to process and manage information, The study of ancient civilizations, The study of oceanography
The use of technolgy to process and manage information
45
Which of the following is not a primary component of information Technology? choices: Hardware, Software, Wetware, Firmware
Wetware
46
Which compnent of a computer is often referred to as the "brain" of the computer? choices: Monitor, Keyboard, Central Processing Unit (CPU), Mouse
Central Processing Unit (CPU)
47
What is the purpose of the computer's motherboard? choices: To display grahpics, To store date, To connect various hardware components, To power the computer
To connect various hardware components
48
Which of the following is a primary storage device for long term data storage? choices: RAM, Hard Drive, CPU, Monitor
Hard Drive
49
What type of hardware component is a graphics cared responsible for? choices: Input, Output, Storage, Processing
Output
50
What type of port is commnly used for connecting external hard drive to a computer? choices: USB HDMI, Ethernet, VGA
USB
51
On a typical computer, which button is used to power on the system? choices: ESC, Enter, Power, Space
Power
52
Which cable type is commonly used to connect a computer to a wired network? choices: HDMI, USB, Ethernet, VGA
Ethernet
53
What type of cable is commonly used to connect a computer monitor to the CPU? choices: HDMI cable, USB cable, VGA cable, Ethernet cable
VGA cable
54
Which componet of a computer is responsible for temporarily storing data that is actively being used by the CPU? choices: Hard Drive, RAM, CPU, Power supply
RAM
55
What is the purpose of a power supply unit (PSU) inside a computer? choices: To cool down the CPU, TO store data, To provide electricity to the computer's components, To display graphics
To provide electricity to the computer's components
56
What does PCIe stand for in computer hardware? choices: Peripheral Component Exchange, Peripheral Component Expansion, Peripheral Component Interconnect Express, Peripheral Component Enhancement
Peripheral Component Inteconnect Express
57
What type of hardware component is typically connected to a PCIe slot? choices: Hard Drive, Graphics Card, Keyboard, Mouse
Hard Drive
58
Which operating system is known for its open-source nature and is based on the Linux kernel? choices: Windows, macOS, Ubuntu, Android
Ubuntu
59
What is the primary function of an operating system's kernel? choices: Running applications, Managing hardware resources, Browsing the web, Playing games
Running applications
60
Which type of operating system is commonly used on mobile devices such as smartphones and tablets? choices: Desktop Operating System, Server Operating System, Mobile Operating System, Embedded Operating System
Mobile Operating System
61
What is the main characteristic of a real-time operating system (RTOS)? choices: It is designed for use on desktop computers, It is used primarily for scientific research, It provides immediate response to external events, It is only used for gaming
It provides immediate response to external events
62
What does SaaS stand for in the context of software and technology? choices: Software as a Service, Storage as a Service, System as a Service, Support as a Service
Software as a Service
63
Which of the following is an example of a SaaS application? choices: Microsoft Word installed on your computer, Adobe Phtoshop purchased as a physical copy, Google Docs accessed through a web bowser, A video game installed on a gaming console
Google Docs accessed through a web browser
64
When troubleshooting a computer issue, what should you do first? choices: Reboot the computer, Call technical support, Replace the hardware, Ignore the issue
Reboot the computer
65
What is the purpose of a diagnotisc tool like "Task Manager" in Windows? choices: To fix hardware issues, To manage computer files, To monitor and control running processes, To scan for viruses
To monitor and control running processes
66
Which of the following is not a common boot method for computers? choices: Cold boot, Warm boot, Hot boot, Soft boot
Hot boot
67
What is electrostatic discharge (ESD) in the context of computer hardware? Choices: A type of virus, A method of data transfer, Unintentional static electricity discharge that can damage components, A type of network connection
Unintentional static electricity discharge that can damage components
68
Which of the following is a malicious software that can replicate itself and cause harm to a computer system? choices: Antivirus, Firewal, Virus, Bowser
Virus
69
What is the main purpose of antivirus software? choices: To create viruses, to remover viruses and malware from a computer, To enhance computer performance, To manage network connections
To remove viruses and malware from a computer
70
What does a printer server do? choices: Manages email accounts, Manages print jobs and printers on a network, Provides internet access, Stores files
Manages print jobs and printers on a network
71
What is the primary function of a mail server? choices: Printing documents, Sending and receiving email messages, Storing computer files, Managing hardware resources
to identify a specific device on a network
72
Which networking technology is commonly used for local area networks (LANs) and uses a star topology? choices: Ethernet, Wi-Fi, Bluetooth, DSL
Ethernet
73
What does the CPU stand for? choices: Central Processing Unit, Computer Power Unit, Central Powering Unit, Computer Processing Unit
Central Processing Unit
74
What type of computer port is commonly used for connecting peripherals like mice and keyboards? choices: USB, HDMI, VGA, Ethernet
USB
75
Which of the following is a mobile operating system? choices: Windows, MacOS, Android, Linux
Android
76
Which componet is often referred to as the "brain" of the computer? choices: RAM, Harddisk, CPU, Sound card
CPU
77
Which device is responsible for endering visual output on a computer? choice: Speaker, Monitor, Harddisk, USB
Monitor
78
What does RAM stand for? choices: Random Access Memory, Read-Only Memory, Random Application Module, Rapid Access Module
Random Access Memory
79
Which computer component provides power to other parts of the system? choices: RAM, CPU, Power Supply, VGA card
Power supply
80
What is the primary function of a sound card? choices: Provide electrical power, Display graphics on the monitor, Process and produce audio, Store data
Process and produce audio
81
Which of the following is a wireless communication technology commonly used to connect peripherals and accessories to a computer? choices: Bluetooth, Ethernet, HDMI, VGA
Bluetooth
82
What is the purpose of a motherboard in a computer? choices: Store data, Process calculations, Connect and coordinate hardware components, Display graphics
Connect and coordinate hardware components
83
Which type of internet connection uses traditional telephone lines? choices: Fiber-optic, Cable, POTS, DSL
POTS
84
What type of device is a tablet? choices: A wearable device, A desktop computer, A mobile computing device with a touchscreen, A speaker
A mobile computing device with a touchscreen
85
What does USB stand for? choices: Universal Serial Bus, United States of Bluetooth, Ultra-Speed Bitrate, Universal Signal Bridge
Universal Serial Bus
86
Which component is responsible for cooling the CPU to prevent overheating? choices: VGA card, CPU fan, Sound card, RAM
CPU fan
87
What is the standard interface used to connect hard drives and SSDs to a computer? choices: USB, HDMI, SATA, Ethernet
SATA
88
Which of the following is a type of high-speed internet connection known for its fast data transfer rates? chocies: Cable internet, DSL, POTS, Fiber-optic
Fiber-optic
89
What does VGA stand for in the context of computer displays? Choices: Very Good Adapter, Video Graphics Array, Visual Gaming Apparatus, Virtual Graphics Adapter
Virtual Graphics Adapter
90
What is the purpose of a network card in a computer? choices: Process audio, Connect to the internet, Store data, Provide power
Connect to the internet
91
Which of the following is not a common computer storage device? choices: USB, DVD ROM, Monitor, Harddisk
Monitor
92
What is the purpose of a Bluetooth card or adaptor? choices: Display graphics on the monitor, Connect to the internet, Connect wireless device and peripherals, Store data
Connect wireless devices and peripherals
93
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