Best Certifications For Network Engineers – Click on your career path and experience level and we’ll show you the certifications you need to get there!
Network specialists analyze, troubleshoot, and evaluate computer network problems. More advanced IT professionals may be responsible for building and designing networks. They play an important role in protecting an organization’s networks and keeping them safe and secure through hardware configuration and end-user training. Network specialists and administrators are responsible for the day-to-day operations and network architects and engineers design and build local area networks (LANs), wide area networks (WANs), and intranets. Depending on the size of the company, these roles may be combined.
Best Certifications For Network Engineers
A certification like Network+ is recommended for success as a networking professional. Adding Linux+ and Server+ will help you start your career in this field.
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A+ is a starting point in the IT industry. Competency-based exams validate basic IT skills across a variety of devices and operating systems.
The table below shows the areas measured by the full exam and how well they are represented.
You’ve been frequenting your local coffee shop with your Android tablet. While you’re there, make use of the free WiFi connection. You care about your browser’s security and decide to take action. Which technique best addresses your concerns?
You should set up a SOHO (small home office) network where guest users can easily discover it. Which feature should be configured?
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A. DNS (Domain Name System) B. DHCP (Dynamic Host Configuration Protocol) C. SSID (Service Set Identifier) D. MAC (Media Access Control) filtering
A typical office environment requires computers with multi-user account settings where each user is assigned a private database. What kind of workstation would you build for this environment?
A. Create a virtualization workstation. B. Creating a thin client. C. Build a thick client base. D. Create a CAM workstation.
You have been assigned a support ticket because engineers are complaining that their computer aided design (CAD) application is displaying incorrectly. What do you do to update these computers and fix this problem?
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A. Install more memory. B. Install high-end video cards. C. Install a faster CPU. D. Install the solid state drive (SSD).
You need to create several virtual workstations for your web testing lab. You have a computer that you use as a host, but it doesn’t have an operating system installed on it. What is the simplest and easiest solution for configuring a host system?
A: Install a Type 2 controller on the host and then install the guest operating system. B. Install one of the guest operating systems to act as both the host operating system and the guest operating system. C. Install the Type 1 controller on the host machine and then install the guest operating system. D. Install Microsoft Virtual Machine since it’s free, and then install the guest operating system.
How to fix an oversensitive touchpad that causes ghost cursors when typing?
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A. Turn off NumLock on the external keyboard. B. Configure input options. C. Replace the touchpad. D. Roll back to an older driver version.
An office workstation receives an Internet Protocol Version 4 (IPv4) address from a Dynamic Host Configuration Protocol (DHCP) server. The IP lease includes a default gateway address, which is the Layer 3 switching address of the office. The network administrator verifies the network connection by pressing the gateway. At which Open Systems Interconnection (OSI) layer are these two devices communicating with each other when they use the ping command?
A. Layer 3 – Network B. Layer 2 – Data Link C. Layer 6 – Presentation D. Layer 7
An administrator informed the assistant technician that users were spending too much time using the company computer for personal reasons. Which of the following can the technician implement to solve this problem?
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A network consultant is implementing an IT contingency plan and trying to identify points of network failure. Which of the following would the consultant identify as a single point of failure requiring redundancy improvement? (select all that apply)
Answer: Lack of load balancer. B. Backup generators are available on site. C. There is one power source for the critical server. D. The primary server is configured for full backup operations.
An employee uses a key fob containing a chip containing a digital certificate to authenticate a person using a reader. Which of the following validation factors describes this?
A network administrator purchased a new network switch from a vendor. After receiving and installing them, what should an administrator do to harden the devices and ensure a secure switch configuration? (select all that apply)
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A. Change the default username and password. B. Remove the rear door mounting bracket. C. Blocking or Shutting Down Unused Ports and Services. D. Implement a shared password.
The user has installed financial software that requires cloud access. For some reason, this application could not connect to the cloud server. What caused this problem?
Security+ provides world-class best practices in IT network and operational security, and is one of the fastest growing areas in the IT industry.
An attacker impersonates a member of the cleaning crew for a corporate building, and asks an employee to hold the door open while the impersonator brings in a cleaning cart. What type of assault did the employee experience?
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DMZ (demilitarized zone) has a new virtual firewall server. A user reported that Internet sites can be viewed but can no longer connect to FTP (File Transfer Protocol) sites. Which of the following may cause an interruption?
Answer: Unable to access the user’s FTP site. B. The network cable is disconnected from the server. C. The firewall completely denies access to the FTP site. D. ACL still needs adjustment.
A user must review and approve several documents related to the device from an approved government vendor. When he tried to send the documents to a private email, which he tried to review later at home, the email returned a undeliverable message. What is the reason for this? (choose two)
A: As per policy, an employee cannot use a personal email. B. The DLP system reported an event. C. Antivirus software has flagged the files. D. The attachment size is too large.
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After exploiting a vulnerability during testing, administrators released a security update as a patch for Microsoft Internet Explorer. How to use admin patch?
A. Apply the patch directly to production. B. Apply security updates to the staging environment and test system performance. C. Wait for seasonal updates before patching vulnerabilities. D. Apply the patch to the sandbox environment and test functionality.
Fingerprint scanning is one of the simplest methods of biometric identification. Which of these concerns is most relevant to the use of this technology? (choose two)
A. Ease of damage B. Surface must be clean and dry C. Certificate recovery D. High installation cost
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The main force is based on length and randomness. One way to harden the key is to add a null or initialization vector. As with passwords, hashed password values can be strengthened by adding a salt. Comment on the following and identify the statements about excipients, IVs, and salts. (choose two)
A: The default value is hidden. B. Salt can be costly. C. Using a salt ensures that the same simple words produce different ciphers. D. Using an initial vector ensures that identical plaintexts produce different ciphertexts.
Certification establishes a skill base that you can build on with other vendor or technology-related certifications.
Assess skills using Microsoft technologies such as Azure, Dynamics 365, Microsoft 365 and Power Platform. Certifications are divided into four levels within each technology or role-based group:
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In addition to the recommended Network+ and Security+, getting Linux+ and Server+ will help you advance your networking career.
I started a project on May 1st with a target completion date of December 15th. On November 1st, the client instructs you to stop working on the project immediately because they no longer need the project deliverables. You should permanently archive everything you do to this point. Do you now need to move on to activities in the near-term phase of the project management process?
A: No, because the original scope of work was not completed. B. Yes, because the project is considered complete. C. Yes, because after November 1st. D. No, because the customer can change their mind and reopen the project later.
You have taken over a project from another project manager and are worried that the consultant working on the project will leave before the project is completed. What risk management strategies should be used?
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A. use risk B. mitigate risk C. accept risk but have contingencies D. accept random risk
You’re working on a new procurement system project and you’re having trouble meeting requirements with the procurement department. you