IT Foundations - CompTIA A+ Domain 2.0

A. MAN

A college campus is spread throughout an entire city. There is a plan to upgrade the connectivity to all buildings for increased speed. What type do engineers upgrade to? A. MAN B. WAN C. LAN D. PAN

C. MAN

A college that has several campuses located in different parts of the city has hired a network technician. What type of network will the technician most likely be working on? A. LAN B. Wi-Fi C. MAN D. WAN

B. Wi-Fi

A company hired a network technician to manage the part of their network that is based on the 802.11 standard. What type of network will the technician be managing? A. LAN B. Wi-Fi C. MAN D. WAN

C. Server

A company hired an administrator to manage the computer systems that host the employees' shared resources such as applications, but not data storage. What kind of computer systems will the administrator manage? A. Client B. SAN C. Server D. Datacenter

D. FTTP

A company hires a network technician who is reviewing the network setup documentation. The technician sees that the company has fiber optic cable running all the way up to the building. This represents what type of connection? A. FTTC B. VDSL C. ONT D. FTTP

C. Antenna gain

A company implements a new wireless Infrastructure. During the installation, an engineer adjusts the signal of all antennas for optimal performance. Which setting does the engineer use to measure dBi? A. Transmit power B. Effective isotropic radiated power C. Antenna gain D. Frequency band

D. UDP

A company plans on live streaming a company-wide meeting once a month. Engineers prepare network equipment to allow the traffic. Which protocol is normally used for such a task? A. TCP B. IP C. DHCP D. UDP

B. Legacy system

A company uses a database that a developer wrote in-house. Since the database is not supported and the developer has left the organization, what is the database considered to be? A. BYOD B. Legacy system C. Embedded system D. UTM

D. FTPS

A department within an organization would like to share a specific set of files with external users from a Windows 10 system. The users will also need to save files as well. Which solution does the systems administrator configure without needing to directly require Windows permissions? A. SMB B. NETBIOS C. HTTP D. FTPS

B. 137-139 NETBIOS

A manufacturing firm uses an older Windows NT computer to operate a unique piece of machinery. To support such a legacy system on the network, what common port settings are enabled for communications? A. 3389 RDP B. 137-139 NETBIOS C. 161 SNMP D. 389 LDAP

C. LDAP

A network administrator adds several network printers to a business network. Users can install the printers easily by browsing resources that are available for use. Which protocol enables the ability for the printer to have an automatically populated address book? A. NAS B. AAA C. LDAP D. SSO

B. NAP

A network administrator configures an authentication, authorization, and accounting (AAA) server. Which component in the AAA server setup does not store authentication credentials, but acts as a transit to forward data between devices? A. Supplicant B. NAP C. RADIUS D. AAA

A. A D. AAAA

A network technician is checking the records to ensure all the host names match up with the proper IP addresses for the network. What records is the technician checking? (Select all that apply.) A. A B. MX C. FQDN D. AAAA

D. IMAP

A network technician is configuring an email connection that will have a permanent connection to the mail server. What kind of email connection is the technician configuring? A. SMTP B. HTML C. POP3 D. IMAP

C. DHCP

A network technician is configuring hosts to request IP configuration from a server. What protocol is the technician configuring? A. HTTPS B. SSH C. DHCP D. TFTP

B. Using the RJ45 port

A network technician is connecting a computer to the network using Ethernet. How is the physical connection to the cable made? A. Using the MAC address B. Using the RJ45 port C. Using a patch panel D. Using PoE

D. Passive TAP

A network technician is installing a device with an inductor that will copy all the traffic coming through the cable to a monitor port. What type of device is the technician installing? A. SMF B. MMF C. Active TAP D. Passive TAP

D. Symmetric DSL

A network technician is purchasing a digital subscriber line (DSL) service for a business that transfers large amounts of data back and forth between branches. What is the best connection type for the business? A. ADSL B. ISP C. PSTN D. Symmetric DSL

A. The gateway B. The alternate DNS

A network technician is setting static IPv4 addresses on servers. Which settings would be considered optional for ensuring proper communications within a local area network? (Select all that apply.) A. The gateway B. The alternate DNS C. IP address D. Subnet mask

C. The Cat specification is on the cable jacket. D. The cable type is on the cable jacket.

A network technician is trying to locate a box of Cat 6A UTP cable in a closet full of unmarked boxes with different types of cabling in them. How will the technician be able to tell which box contains Cat 6A UTP cabling? (Select all that apply.) A. The words "twisted pair cable" is on the cable jacket. B. The TIA/EIA standard is on the cable jacket. C. The Cat specification is on the cable jacket. D. The cable type is on the cable jacket.

D. NFC

A network technician is upgrading a grocery store's checkout lines with contactless payment devices. What type of wireless technology are the payment devices based on? A. 802.11a B. Bluetooth C. RFID D. NFC

D. Switch

A network technician is upgrading a legacy network for a small business and is replacing their legacy hub with a device that learns MAC addresses and uses them to forward frames to only the destination port, rather than sending them out to every port. What kind of device is the technician replacing the hub with? A. NIC B. Patch panel C. PoE D. Switch

A. 802.11n

A network technician is upgrading the wireless network so that it can take advantage of "multiple input multiple output" (MIMO) to increase reliability and bandwidth. What standard is the technician upgrading the wireless network to? A. 802.11n B. 802.11g C. 802.11b D. 802.11a

C. VPN

A network technician must allow employee computers to securely connect to the corporate network from alternate locations. What is the best method for the technician to use? A. DMARC B. DHCP scope C. VPN D. VLAN

A. STP

A network technician needs to deploy a computer on an Ethernet network and notices that the computer will sit on a shelf directly under a fluorescent light. What type of cable will the technician use? A. STP B. UTP C. Coax D. Fiber optic

B. RJ-45

A network technician needs to replace a broken Ethernet cable. What connector will the technician use to terminate the new cable that is also known as 8P8C? A. F-type B. RJ-45 C. SC D. LC

D. RDP

A network technician securely connects to a remote server on port 3389. What protocol does the technician use? A. LDAP B. SSH C. Telnet D. RDP

B. Infrastructure mode

A network technician sets up the wireless network in such a way that each client device connects to the network via an access point (AP). What type of configuration is this? A. Frequency bands B. Infrastructure mode C. DFS D. Channels

C. Cable tester

A network technician used a tool that energizes each wire in a cable. When the technician sent energy to some of the wires, the LED on the tool did not light up. What tool was the technician using? A. Toner probe B. Tone generator C. Cable tester D. Loopback plug

D. Expressed in dotted decimal notation.

A networking student is learning about IP addressing and discovers which of the following facts are NOT true regarding IPv6? A. Divided into two main parts. B. Will replace IPv4. C. Expressed in hexadecimal notation. D. Expressed in dotted decimal notation.

C. Low Earth orbital satellite internet access

A remote facility cannot utilize a wired internet connection for a short period. When relying on a wireless solution, the company uses a technology that must be provisioned with a motor so it can periodically realign with the array. Which internet access technology is in use? A. Geostationary orbital satellite internet access B. Wireless internet service provider C. Low Earth orbital satellite internet access D. Global System for Mobile Communication

D. Smart device

A security technician is installing a doorbell/video entry system for a customer so that the customer can see and communicate with people who come to their home when they aren't there. What kind of device is the doorbell/video entry system? A. Zigbee B. Hub and control system C. OT D. Smart device

C. Hub

A small company hired a network technician to upgrade its network. Surprisingly the company was still using a legacy hardware device that configures a network into a star topology. What device was this? A. Managed switch B. PoE-enabled switch C. Hub D. Patch panel

B. Network Access Point

A support firm installs and configures network access control systems for organizations. This includes implementing the security mechanisms for local and remote computers to authenticate with an internal server system. A switch is put in place on the edge of the network to protect the server and protect against unauthorized traffic. What role does the switch play in the implementation? A. Supplicant B. Network Access Point C. AAA D. RADIUS

B. Proxy server

A systems administrator looks to control HTTP requests from client computers based on the time of day. What type of service does the administrator deploy when configuring clients in a non-transparent manner? A. Load balancer B. Proxy server C. Unified threat management D. Embedded system

B. Gigabit Ethernet

A technician is able to use the standard adapter built into a computer's motherboard to connect to the company's network using a patch cable. What kind of network is the company using? A. Bluetooth B. Gigabit Ethernet C. Fiber optic D. Wi-Fi

C. PAN

A technician is assisting the CISO in wirelessly transferring data between their smart watch and their corporate PC. As the CISO's request uses two devices in close proximity, what network method has a limited range? A. Wi-Fi B. LAN C. PAN D. WLAN

B. It allows local computers and other host types to connect to the network via RJ-45 ports

A technician is sent to the personal office space of the organizations board to set up a SOHO environment for the executive. While preparing for the home installation, the technician creates a list of items that will be needed to successfully setup and configure the SOHO network. What is the function of using a switch in a SOHO environment? A. It connects to the service provider cabling and transfers frames over the link B. It allows local computers and other host types to connect to the network via RJ-45 ports C. It forwards packets over the WAN interface if a location destination IP address is not available D. It allows hosts to connect to the network over Wi-Fi

A. 1000BASE-T

A technician looks to wire an office for a medium-sized local area network (LAN). When considering the available standards and speeds, the technician decides to implement Gigabit Ethernet. What specific standard does the technician use? A. 1000BASE-T B. 100BASE-T C. 10GBASE-T D. IEEE 802.3

C. FTPS

A web designer is securely uploading files to a web server. What protocol is the designer using to do this? A. SMB B. NetBIOS C. FTPS D. FTP

B. FQDN C. Protocol D. File path

A web designer plans out a new website, including the uniform resource locators (URLs) for each page. What are parts of the URL that the web designer will need to consider? (Select all that apply.) A. File server B. FQDN C. Protocol D. File path

D. Wi-Fi 6

A wireless network technician is upgrading the access points in a conference center to provide better Wi-Fi connectivity during conferences. What standard will provide connectivity to the most clients? A. MU-MIMO B. Wi-Fi 5 C. OFDMA D. Wi-Fi 6

A. SOHO

All the employees in a lawyer's office communicate with the internet and each other through the same appliance. What kind of network is the office using? A. SOHO B. Zigbee C. PAN D. MAN

C. A power injector

An administrator needs to supply power to a handset through the switch; however, the switch does not support Power over Ethernet (PoE). How can the administrator solve this problem? A. A managed switch B. An unmanaged switch C. A power injector D. A hub

B. TCP

An application developer wants to ensure packets arrive at the destination in the correct order and none are lost when an application communicates across the network. Which protocol will the application developer use? A. UDP B. TCP C. IP D. DNS

A. Uses SYN/ACK packets. C. Uses negative acknowledgment. D. Uses FIN.

An application uses Transmission Control Protocol (TCP) as it requires data to make it to the destination 100% intact. Which of the following are functions of this protocol? (Select all that apply.) A. Uses SYN/ACK packets. B. Uses TFTP. C. Uses negative acknowledgment. D. Uses FIN.

B. SCADA

An energy company is upgrading its systems across multiple sites. The company would like to control the systems with software that communicates with the current programmable logic controllers (PLCs) and new RTUs. What kind of system is the company upgrading to? A. OT B. SCADA C. Embedded system D. ICS

A. Content filtering

An engineer is evaluating a new unified threat management (UTM) appliance as a potential replacement for an outdated firewall. Which feature related to website browsing is the engineer most likely to find in the UTM? A. Content filtering B. Data loss prevention C. Workflow automation D. Load balancing

B. 802.3af

An engineer plans a new wired infrastructure rollout that will support wireless capabilities. The requirement includes the incorporation of access points that use 48V of power and 13 watts. Which specific IEEE standard does the engineer implement? A. 802.3at B. 802.3af C. 802.3bt D. 802.3

A. UDP

An organization conducts a weekly video conference from its home office to its field locations. Recently, employees at the field locations have been complaining of poor audio and video quality. Which protocol does an engineer monitor for performance issues? A. UDP B. TCP C. IP D. MAC

D. ONT

An organization experiences an internet outage. As fiber is being used, an engineer checks to see if the optical signal is being properly converted to an electrical signal. The router is connected using an RJ45 copper wire patch cord. What does the engineer check? A. OLT B. PoP C. PON D. ONT

B. Licensed

An organization located on a large piece of rural property needs to connect its office building on the north side of the property with its warehouse and shipping operation on the south side of the property. The organization decides to connect the locations using long-range fixed wireless. What frequency spectrum must the organization use to ensure that nobody else can use the same frequency band? A. Unlicensed B. Licensed C. 802.11ax D. DFS

C. DMARC

An organization looks to harden email services. The systems administrator uses every possible option to help prevent SPAM and other anomalies. During the final stages of configuration, the systems administrator creates a policy within the Domain Name System (DNS) to handle authentication failures. Which record is being configured? A. MX B. SPF C. DMARC D. DKIM

D. Load balancer

As traffic is overloading an organization's website, the network administrator sets up another web server. What will the administrator configure to distribute traffic between the two servers? A. NAT B. Proxy server C. UTM D. Load balancer

B. Proxy server

Company employees access the same resources on the internet many times a day. As such, a network administrator configures a solution that forwards traffic to and from the internet and also caches content to improve performance and reduce bandwidth consumption. What solution is the administrator implementing? A. NAT B. Proxy server C. UTM D. Load balancer

A. Wi-Fi

Engineers need to share data between the team's laptop devices that are located in the same office space. The speed needs to be at least 50 Mbps. Which technology do the engineers use? A. Wi-Fi B. Bluetooth C. CDMA D. NFC

C. 48

How many binary digits are found within a media access control (MAC) address? A. 32 B. 12 C. 48 D. 16

A. Patch panel

In a typical office cabling scheme, which of the following hardware components would be used to terminate cable running through wall conduit? A. Patch panel B. Switch C. Hub D. Network interface card

A. Hubs do not support PoE B. Hubs do not support Gigabit Ethernet D. Hub performance is reduced by collisions

The customer wonders whether costs could be reduced by using a hub for the network in place of a switch. Which of the following factors are limitations of using hub-based Ethernet? (Select all that apply). A. Hubs do not support PoE B. Hubs do not support Gigabit Ethernet C. Hubs do not support more than 4 ports D. Hub performance is reduced by collisions

B. DHCP reservation

What feature would we use to give a host a known IP without having to configure a static address on the host itself? A. DNS host record B. DHCP reservation C. APIPA D. DHCP scope

A. NAT

What technology does the router use to forward packets from the privately addressed LAN hosts over the WAN interface? A. NAT B. IP C. DHCP D. DNS

D. 802.11bg

Which is the highest Wi-Fi standard (protocol type) supported by AP1? A. Wi-Fi 4 B. Wi-Fi 5 C. Wi-Fi 6 D. 802.11bg

D. Handshake

Which term refers to establishing a TCP session? A. Query B. Authentication C. Reservation D. Handshake