1.1.5 PQ

Drag the server role on the left to its proper description on the right.

A protocol used to communicate with and monitor network devices and servers. SNMP A protocol used to securely log on to remote systems using encryption. SSH Resolves (or maps) the fully qualified domain names (FQDNs) to IP addresses. Name server A program responsible for accepting HTTP (Hypertext Transfer Protocol) requests from clients. Web server

When working with Linux, it is important to understand what distributions are and how they are used. Which of the following BEST describes a Linux distribution?

A unique bundling of the Linux kernel.

Drag the server role on the left to its proper description on the right.1

Capturing a timeline of events that have taken place on the computer in the form of a file. Logging A type of network that uses encryption to allow IP traffic to travel securely over the TCP/IP network. VPN Increases response time to back-end servers by distributing the workload across the available servers. Load balancer A computer that provides indirect internet access to the computers in your network. Proxy

Your company develops applications to run on Linux systems. You currently have four development teams, each working on a different aspect of the same application. Which of the following server roles would give you the BEST method for testing all team members' code without affecting your part of the project or your operating system and personal files?

Containers Explanation Linux containers give you the ability to run an application (with all of the necessary libraries, dependencies, and files) in an isolated environment known as an image or container. Due to this isolation, multiple containers can run on the same host without affecting each other or the main operating system. All containers utilize and share the same operating system kernel of the host machine, making them very lightweight and fast.

Alex, a webmaster, is implementing an order processing system on the company's website. Which of the following server roles should Alex implement with the order processing application?

Database Explanation A database server should be implemented with the order processing application to store the data gathered by the application.

Your company uses both Linux desktops and Windows desktops. Which of the following server roles should you use to provide a central location for users of both operating systems to share files?

File servers Explanation A Linux file server is a machine that has been set up and configured to let other machines store and retrieve files to and from a central location. In addition, using a file server can simplify backups and security. Using SMB shares and a variety of programs such as Samba or Network File System, a Linux file server can share files with other Linux systems, as well as with non-Linux systems such as Windows and Mac.

Your company has been expanding the number of servers in the company's data center, and there is an increased need to gather metrics, watch process states, work with logs, watch services states and file system usage. Which of the following sever roles should be installed to provide this functionality?

Monitoring Explanation Monitoring refers to the process of monitoring the essential Linux services, including such things as operating system metrics, process state, logs, service state, and file system usage. It also refers to monitoring servers' availability.

Linux can be implemented in many different ways.

Running Linux and Windows on the same physical computer. Linux virtualization Infrastructure as a Service (IaaS). Linux and Cloud Computing Used by Google on many of the physical products it sells. Linux on mobile devices Manages intelligent devices, such as automation and control equipment. Embedded Linux

Which of the following is the primary role of a mail transfer agent (MTA)?

Store messages so they can be downloaded or send email to a destination MTA. Explanation After a mail transfer agent (MTA) has been installed, it's the MTA's responsibility to then either save the message to be downloaded by another local user or, using the internet, send the email to the destination MTA, where it will be stored for download by the intended user.

An IT technician has been given a work order to install the Apache web server on a system configured with a YUM repository. Which of the following commands will install the web server?

yum install httpd Explanation yum install httpd is used to install Apache on a system using a YUM repository. dnf install httpd would work on systems where dnf is used instead of YUM. yum install apache2 will return No package apache2 available. rpm -ivh apache2 will return No such file or directory. The rpm command needs the full .rpm file name.