Networking Tools and Techniques Quiz
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Questions and Answers

What is the most common way to perform an on-path attack on a wireless network?

  • Updating a device driver
  • Conducting a firmware flash
  • Using a program like Wireshark
  • Creating a rogue wireless access point (correct)

    • What could a secret key mismatch cause in the context of RADIUS authentication?

  • Login problems (correct)
  • Device driver update
  • Packet captures
  • Firmware flash

    • What is the purpose of conducting firmware flash on routers?

  • Removing software vulnerabilities (correct)
  • Analyzing packet captures
  • Manipulating traffic
  • Updating device drivers

    • What does an evil twin refer to in the context of wireless networks?

    <p>A rogue wireless access point</p> Signup and view all the answers

    What is the main purpose of using a program like Wireshark in the context of network security?

    <p>Analyzing packet captures</p> Signup and view all the answers

    What kind of attack involves sitting between the connection of two parties and either observing or manipulating traffic?

    <p>MITM or on-path attack</p> Signup and view all the answers

    What type of DNS record is used to link a hostname to an IPv6 address?

    <p>AAAA record</p> Signup and view all the answers

    Which DNS record is used to point a domain to another domain name or subdomain?

    <p>CNAME record</p> Signup and view all the answers

    What is the main purpose of an SOA record in DNS?

    <p>Storing important information about a domain or zone</p> Signup and view all the answers

    In networking, what is the function of CSU/DSU?

    <p>Converting digital data frames from LAN to WAN</p> Signup and view all the answers

    What is the purpose of Multipoint GRE (mGRE) in networking?

    <p>Creating tunnels over another network to communicate with many nodes</p> Signup and view all the answers

    What is the function of Multiprotocol Label Switching (MLPS) in telecommunications networks?

    <p>Directing data based on short path labels instead of long network addresses</p> Signup and view all the answers

    What does a Remote Access Server (RAS) provide in networking?

    <p>Suite of services to connect users to a network or the internet remotely</p> Signup and view all the answers

    What is the main function of an autonomous system number (ASN) in networking?

    <p>Controlling routing with BGP routing protocols</p> Signup and view all the answers

    What does POTS stand for in the context of telecommunications?

    <p>'Plain Old Telephone Service'</p> Signup and view all the answers

    What tool is used to connect a network cable such as Cat 5e to a patch panel, 110-block, or the inside portion of a wall jack?

    <p>Punchdown tool</p> Signup and view all the answers

    What is the function of a cable crimper in networking?

    <p>Joining internal wires of a twisted pair cable with metallic pins</p> Signup and view all the answers

    What is the main function of an MDF (Main Distribution Frame) in networking?

    <p>Connecting equipment to cables and subscriber carrier equipment</p> Signup and view all the answers

    What is the primary purpose of an IDF (Intermediate Distribution Frame) in a network?

    <p>Connecting user cable media to individual user line circuits</p> Signup and view all the answers

    What is the function of a patch antenna in networking?

    <p>Provides wireless coverage in a limited angle pattern</p> Signup and view all the answers

    How can a VLAN (Virtual Local Area Network) benefit a network?

    <p>Reduces broadcast traffic</p> Signup and view all the answers

    What does a NetFlow analyzer primarily assist with in a network?

    <p>Monitoring network traffic flow data</p> Signup and view all the answers

    What can be determined by reviewing the network baseline during periods of high network traffic?

    <p>Whether configurations are out of baseline causing issues</p> Signup and view all the answers

    What is the function of DHCP reservations in a network?

    <p>Reserving IP addresses for specific clients based on their MAC addresses</p> Signup and view all the answers

    What does an application-aware firewall primarily do in a network?

    <p>Makes decisions about what applications are allowed or blocked by a firewall</p> Signup and view all the answers

    What defines a stateful firewall?

    <p>Tracks active network connections</p> Signup and view all the answers

    What is the main function of a tone generator in networking?

    <p>Identifying location of cable pair or conductor</p> Signup and view all the answers

    What is the purpose of an analog modem?

    <p>To convert digital pulses to tones for transmission over analog telephone lines</p> Signup and view all the answers

    What is the main purpose of DHCP servers?

    <p>To allocate IP addresses to clients on a LAN</p> Signup and view all the answers

    What is the purpose of degaussing a hard drive?

    <p>To erase the stored data by demagnetizing the hard drive</p> Signup and view all the answers

    What is the function of Wi-Fi protected access (WPA)?

    <p>To provide improved encryption for protecting Wi-Fi communications</p> Signup and view all the answers

    What does Recovery Point Objective (RPO) refer to?

    <p>The interval of time during a disruption before the quantity of data lost exceeds the allowable threshold</p> Signup and view all the answers

    What is the purpose of Internet Connection Sharing (ICS)?

    <p>To connect multiple computers in a LAN to the Internet through a single connection</p> Signup and view all the answers

    What does Border Gateway Protocol (BGP) primarily do?

    <p>Route data between autonomous systems (AS)</p> Signup and view all the answers

    What does Data Wiping involve?

    <p>Overwriting the data on a hard drive to destroy all electronic data</p> Signup and view all the answers

    What is Network Access Control (NAC) used for?

    <p>Defining and implementing a policy that describes how to secure access to network nodes</p> Signup and view all the answers

    What can a technician determine by checking if the link lights are lit for the switchports?

    <p>If the L1 components are working properly</p> Signup and view all the answers

    Which encryption scheme is designed to replace WEP in protecting Wi-Fi communications?

    <p>RC4 cipher with temporal integrity protocol (TKIP)</p> Signup and view all the answers

    What does Wi-Fi protected access version 2 (WPA2) use for encryption?

    <p>AES cipher with CCMP for encryption</p> Signup and view all the answers

    What does the management information base (MIB) contain?

    <p>A translation file that describes the structure of the management data of a device subsystem</p> Signup and view all the answers

    What is the primary function of a unique objective identifier (OID) in networking?

    <p>To identify a variable that can be read or set using the SNMP protocol</p> Signup and view all the answers

    What is the main advantage of high gain antennas in wireless networking?

    <p>They put out increased signal strengths and can reach further distances</p> Signup and view all the answers

    What is the function of BGP (Border Gateway Protocol) in computer networks?

    <p>It is used to route data within an autonomous system</p> Signup and view all the answers

    What is the purpose of a punchdown tool in networking?

    <p>To join the internal wires of a twisted pair cable with metallic pins</p> Signup and view all the answers

    What is the main function of an MDF (Main Distribution Frame) in networking?

    <p>To distribute point for multipair cables from the MDF to individual cables connected to equipment in areas remote from these frames</p> Signup and view all the answers

    What is the primary purpose of using a program like Wireshark in the context of network security?

    <p>To observe or manipulate traffic between two parties</p> Signup and view all the answers

    What is the main function of an autonomous system number (ASN) in networking?

    <p>To uniquely identify an autonomous system on the internet</p> Signup and view all the answers

    What is the purpose of degaussing a hard drive in networking?

    <p>To erase all data from a hard drive securely</p> Signup and view all the answers

    What is the purpose of a VLAN in a network?

    <p>To improve network routing performance and reduce broadcast traffic</p> Signup and view all the answers

    What is the function of a NetFlow analyzer in a network?

    <p>To perform monitoring, troubleshooting, inspection, interpretation and synthesis of network traffic flow data</p> Signup and view all the answers

    What does a DHCP reservation in a network ensure?

    <p>Clients will always get the same IP address from the DHCP server based on their MAC address</p> Signup and view all the answers

    What is the primary function of a web application firewall (WAF) in network security?

    <p>To detect accessing of random ports and TLS encryption as suspicious</p> Signup and view all the answers

    What does it mean to perform a rollback in networking?

    <p>Changing everything back to the last known good configuration before the change started</p> Signup and view all the answers

    How does a patch antenna contribute to network communication?

    <p>By providing coverage in a limited angle pattern</p> Signup and view all the answers

    What does a conduit serve as in a network infrastructure?

    <p>Passive component allowing cables to pass through for power or data</p> Signup and view all the answers

    What does dual control require in networking?

    <p>Both people to act together for certain actions</p> Signup and view all the answers

    What is the primary function of raised floors in networking?

    <p>To allow cabling to be placed under the floor but still accessible</p> Signup and view all the answers

    What can an IP scanner be used for in networking?

    <p>To monitor a network's IP address space in real-time and identify any devices connected to the network</p> Signup and view all the answers

    What is the purpose of DHCP reservations in a network?

    <p>To ensure that clients always get the same IP address from the DHCP server when connecting to the network</p> Signup and view all the answers

    What is the main function of a web application firewall (WAF) in network security?

    <p>To detect and make decisions about allowed or blocked applications</p> Signup and view all the answers

    What does dual control require in a network setting?

    <p>Both people to act together in performing certain actions</p> Signup and view all the answers

    What is the purpose of a stateful firewall in network security?

    <p>To maintain information about active network connections</p> Signup and view all the answers

    What does separation of duties aim to achieve in a network environment?

    <p>Requiring more than one person to complete a particular task to prevent fraud and errors</p> Signup and view all the answers

    What is the purpose of DHCP servers in a network?

    <p>To assign IP addresses dynamically to clients based on their MAC address</p> Signup and view all the answers

    What is the primary function of a DNS A record?

    <p>Link hostname to IPv4 address</p> Signup and view all the answers

    What is the primary function of an SOA record in DNS?

    <p>Store important information about a domain or zone</p> Signup and view all the answers

    What is the primary purpose of using a program like Wireshark in the context of network security?

    <p>Capture and analyze network packets for security vulnerabilities</p> Signup and view all the answers

    What is the primary function of an autonomous system number (ASN) in networking?

    <p>Control routing with BGP routing protocols</p> Signup and view all the answers

    What is the function of a NetFlow analyzer in a network?

    <p>Assist with traffic analysis and network monitoring</p> Signup and view all the answers

    What does an evil twin refer to in the context of wireless networks?

    <p>A type of rogue access point</p> Signup and view all the answers

    What is the purpose of Multipoint GRE (mGRE) in networking?

    <p>Enable one node to communicate with many nodes by creating tunnels over another network</p> Signup and view all the answers

    What is the main function of a web application firewall (WAF) in network security?

    <p>Secure and protect web applications from attacks and breaches</p> Signup and view all the answers

    What is the function of CSU/DSU in networking?

    <p>Convert digital data frames from LAN to WAN and vice versa.</p> Signup and view all the answers

    What does POTS stand for in the context of telecommunications?

    <p>Plain Old Telephone System</p> Signup and view all the answers

    What is the main function of an MDF (Main Distribution Frame) in networking?

    <p>Connect extension phones in one office to another office's telephone network.</p> Signup and view all the answers

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