Quizes

The ls command displays the contents of a directory and includes several options. From the list of options on the left, drag an option to the correct definition on the right. 1) Displays directories but not files. 2) Displays the contents of a directory and all of its subdirectories. 3) Displays all directory contents, including hidden content. 4) Displays extended information, including the owner, modified date, size, and permissions.

1) -d 2) -R 3) -a 4) -l

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.

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

Which of the following are rules that apply to Linux files and directories? (Select three.)

The dot (.) in a filename is not necessary. The forward slash is used as a delimiter for a file or directory path. File and directory names are case-sensitive.

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

Linux can be implemented in many different ways. Drag the implementation type on the left to the definition on the right that BEST matches. 1) Running Linux and Windows on the same physical computer. 2) Infrastructure as a Service (IaaS). 3) Used by Google on many of the physical products it sells. 4) Manages intelligent devices, such as automation and control equipment.

1) Linux virtualization 2) Linux and Cloud Computing 3) Linux on mobile devices 4) Embedded Linux

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. 2) A type of network that uses encryption to allow IP traffic to travel securely over the TCP/IP network. 3) Increases response time to back-end servers by distributing the workload across the available servers. 4) A computer that provides indirect internet access to the computers in your network.

1) Logging 2) VPN 3) Load Balancer 4) Proxy

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. 1) A protocol used to communicate with and monitor network devices and servers. 2) A protocol used to securely log on to remote systems using encryption. 3) Resolves (or maps) the fully qualified domain names (FQDNs) to IP addresses. 4) A program responsible for accepting HTTP (Hypertext Transfer Protocol) requests from clients.

1) SNMP 2) SSH 3) Name Server 4) Web Server

You have just finished editing the grub file in the vi editor and want to change to the command-line mode, save the changes, and exit the editor. What would you enter in the vi editor to accomplish these tasks?

:wq

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

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

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

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

You are currently in the /home/kcole/personal directory. What command would you enter to change to the /home/kcole parent directory?

cd ..

You want to copy all the text files from the /home/kcole/documents directory to the /home/mruiz/personal directory. While copying the files, you want to be prompted before overwriting a file in the /home/mruiz/personal directory. What command would you enter to accomplish this task?

cp -i /home/kcole/documents/*.txt /home/mruiz/personal

You want to create a /sales/documents/quarterly_reports directory. The documents directory does not exist yet. What command would you enter to create the quarterly_reports directory?

mkdir -p /sales/documents/quarterly_reports

You want to rename the /home/kcole/documents directory to /home/kcole/personal. What command would you enter to perform this task?

mv /home/kcole/documents /home/kcole/personal

You want to remove the /home/kcole/documents directory with all its subdirectories and files without prompting. What command would you enter to accomplish this task?

rm -rf /home/kcole/documents

Which of the following commands is designed to delete an empty directory?

rmdir

Which of the following commands would update the modification date and last accessed time for the /home/kcole/personal_info file?

touch /home/kcole/personal_info