Top Best Interview Questions of CompTIA Network+

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Top Best Interview Questions of CompTIA Network
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CompTIA (Computing Technology Industry
Association), one of the top certification
providers in the market, offers the Network
(Network Plus) certification exam. The CompTIA
Network certification is highly beneficial in
the IT industry. The CompTIA Network
certification verifies your ability to build,
manage, and troubleshoot networks across various
platforms. Network (Network Plus) is an
entry-level certification for network technicians.
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In this technically advanced time, businesses
require a professional, certified, and skilled
network engineer who can develop strategies to
improve their business model and keep up with
their rivals. Those who want to succeed in the
profession should obtain a CompTIA Network
certification. If youre applying for a job as a
network engineer, weve put up a list of the most
generally asked CompTIA Network job interview
questions for you to consider!
Network interview Questions

• Which protocol would be used to assign IP
  addresses automatically?
• DHCP(Dynamic Host Configuration Protocol) is a
  network management protocol that assigns IP
  addresses to computers, servers, and printers.
  When our device cannot find a DHCP server, APIPA
  (Automatic Private IP Addressing) provides IP
  addresses for internal communication.

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• 2. What is the OSI (Open System Interconnection)
  Model?
• The International Organization for
  Standardization (ISO) developed the open systems
  interconnection (OSI) model, allowing different
  communication systems to communicate via standard
  protocols. It is made up of seven layers
• Physical Layer
• Data Link Layer
• Network Layer
• Transport Layer
• Session Layer
• Presentation Layer
• Application Laye

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• 3. Which Are Some Open-Source Network Tools for
  Detecting Network Weak points?
• Top Open-source vulnerability scanning tools are
• Nmap
• Metasploit
• Nessus
• Wireshark
• OpenVAS
• Burpsuite
• 4. What is the example of some Routing Protocols?
• RIP (Routing Gateway Protocol)
• EIGRP (Enhanced Internet Gateway Routing
  Protocol)
• OSPF (Open Shortest Path First)
• EGP (External Gateway Protocol)
• BGP (Border Gateway Protocol)
• 5. What is the Subnet Mask?

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6. What is VPN? VPN (Virtual Private Network)
refers to creating a secure network connection
when accessing public networks. Virtual Private
Network (VPN) encrypts your network traffic
through a virtual tunnel and hides your actual
identity on the internet. VPN makes it harder to
track your online activity. 7. What are the
various methods for protecting a computer
network? This may be accomplished in several
ways. Install an anti-virus application that is
both trustworthy and up to date on all PCs.
Ensure that firewalls are appropriately set up
and configured. User authentication will also be
very beneficial. When all of these factors are
integrated, the result is a highly secure network.




8. What is a MAC address? MAC stands for Media
Access Control. MAC address is a unique address
of a device, which helps to identify the device
in the network. Its also called the Physical
address of a machine. Its assigned on the
Network Interface Card (NIC) of every device. The
size of the MAC address is 48 bits. The first
three octets are called OUI (Organizational
Unique Identifier), and the last three octets are
EUI (Extended Unique identifier)
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• 9. How many Layers are in TCP/IP?
• There are four layers in the TCP/IP model
• Network Access/Link Layer
• Internet Layer
• Transport Layer/Host to Host
• Application Layer

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• 10. Which protocol is managed by TCP/IP Internet
  Layer?
• TCP/IP internet layer is responsible for managing
  four protocols
• IGMP (Internet Group Message Protocol)
• ICMP (Internet Group Management Protocol)
• IP (Internet Protocol)
• ARP (Address Resolution Protocol)
• Learn Network With Us
• If you are looking for an impressive computer
  networking career, you have come to the right
  place. InfosecTrain is a leading provider of IT
  security training and consulting with diverse
  experience in technical upskilling in IT. If you
  are interested and looking for live online
  training, Infosec Train provides the best online
  CompTIA Network Online Certification Training.
  The CompTIA Network examination training
  sessions will support candidates in better
  understanding the concepts in a short period. If
  you are serious about your career, then we are
  more serious about your job.

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• Established in 2016, we are one of the finest
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• Wide range of professional training programs,
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  and Cyber Security domain
• High-quality technical services, certifications
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  professionals of over 15 years of combined
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