ch5 linux +

Desktop environment

A desktop environment controls the desktop features, including desktop menus, screensavers, wallpapers, desktop icons, and taskbars. The two most common desktop environments are GNU Network Object Model Environment (GNOME) and Kool Desktop Environment (KDE).

Graphical user interface(GUI)

A graphical user interface is a user interface that includes graphical elements, such as windows, icons, and buttons.

Simple Protocol for Independent Computing Environments(SPICE)

A remote-display system that provides a complete open-source solution for remote access to virtual machines.

Which of the following BEST describes a Linux desktop environment?

A way to bundle together a variety of components in a graphical user interface (GUI).

Window manager

A window manager controls the placement and appearance of windows on a Linux computer (such as moving, hiding, resizing, or closing), as well as controlling what they display. Most Linux distributions come with multiple window managers.A few window manager examples for X11 include: Enlightenment Sawfish KDE Window Manager (KWin)

You have an employee who has difficulty typing. The employee is constantly pressing keys multiple times by accident. Which keyboard accessibility option should you enable to help the employee?

Bounce keys

Which of the following desktops was derived from GNOME 3, follows traditional desktop metaphor conventions, and is the primary desktop environment for the Mint distribution?

Cinnamon

Which of the following Universal Access features gives you the ability to send a double-click by simply holding down the primary mouse button for a specified amount of time?

Click assist

Wayland client

Clients are the graphical applications (such as Firefox) requesting the display of pixel buffers on the screen. In a Wayland system, the client also performs the rendering by itself and then shares that information with the compositor.

Which of the following features belong in the Typing category of the Universal Access options? (Select two.)

Cursor blinking Repeat keys

Answer the following questions about the GNOME desktop. Select the correct answer from the drop-down list. Which desktop component contains icon shortcuts to the most frequently used applications?

Dash

You have just installed a new Linux system, which is using the Wayland system. Which of the following is a VALID statement regarding this system?

Events captured from the keyboard are sent to the Wayland compositor and then the Wayland client, where the rendering takes place.

Which of the following options are available when configuring the Visual Alerts accessibility feature? (Select two.)

Flash the entire screen Flash the windows title

Which of the following desktops is the default for many Linux distributions, such as Fedora and Ubuntu?

GNOME

A few of the common desktop environments currently used with Linux systems include:

GNOME Unity Cinnamon MATE KDE

Which category of accessibility options adjusts the background and text colors to improve readability?

High contrast

Which of the following desktops emulates a Windows desktop, especially in the location of the menu options and bottom panel bar?

KDE

what are examples of window managers?

KDE Unity KWin

When more than one desktop has been installed with your Linux distribution, where can you select the desktop you want to run?

Logon screen

Which of the following desktops was started by an Arch Linux user in response to the negative reception of GNOME 3 and continued to follow the GNOME 2 code base?

MATE

Which of the following are the responsibilities of the Wayland compositor in a Wayland display system? (Select two.)

Manages input devices and controls output to monitors and printers. Controls the placement and appearance of windows (such as moving, hiding, resizing, or closing).

Which of the following are remote desktop technologies used to manage and secure a remote connection? (Select two.)

NS SPICE

Which of the following remote desktop protocols was developed by the NoMachine company, and lets you connect to and from various platforms such as Linux, Windows, Mac, iOS, Android, and Raspberry?

NX

Which remote desktop technology offers access from the most common platforms such as Linux, Windows, Mac, iOS, Android, and Raspberry?

NX

NX

NX is the remote desktop protocol developed by a company named NoMachine.

What are all remote desktop technologies like SPICE?

NX,xrdp,VNC

The following is an examination of how to install the GNOME desktop on Ubuntu:

Open a terminal window Run: sudo apt update Run: sudo apt install ubuntu-gnome-desktop Follow the remaining prompts Restart your computer after the installation is complete

how to install gnome

Open a terminal window. Run: sudo apt update Run: sudo apt install ubuntu-gnome-desktop Follow the remaining prompts. Restart your computer after the installation is complete sudo apt update command downloads package information from all configured sources. This is how your system knows which packages are available for upgrade and where to retrieve that software.

Which of the following is a free, open-source scriptable screen reader that works with the GNOME desktop?

Orca

The basic components of the SPICE remote desktop technology include the SPICE protocol, server, and client. Which of the following is also a SPICE-related component?

QXL

remote desktop uses a variety of protocols to manage and secure the remote connection such as:

RDP, NS, SPICE, and SSH

Which of the following statements BEST describes the repeat key keyboard accessibility option?

Repeat keys affect how quickly the action associated with the key is repeatedly performed when the key is pressed and held down.

What provides a complete open-source solution for remote access to virtual machines?

SPICE

Which of the following remote desktop technologies was released by Red Hat, Inc. to the public under an open-source license and made it an open standard?

SPICE

Which of the following provides a complete open-source solution for remote access to virtual machines?

SPICE provides a complete open-source solution for remote access to virtual machines.

How many desktop environments can a Linux system have installed at the same time?

Several

Which of the following features belong in the Seeing and Hearing category of the Universal Access options? (Select two.)

Sound keys Large text

Using the illustration below as a guide, in which step does the Wayland compositor first search through the scenegraph to determine which Wayland client (like Google Chrome) needs information?

Step 2

Using the illustration below as a guide, select the correct answer to the question from the drop-down list.

Step 3

Which of the following BEST describes the role of the Linux desktop?

The Linux desktop adds a series of tools and utilities to make the GUI useful.

Wayland compositor

The Wayland compositor is the main component of the Wayland system. In a Wayland system, the display server and the compositor (window manager) are one component, simplifying the process of updating the GUI.The Wayland compositor: Manages input devices, such as the mouse and keyboard, and controls output to monitors and printers. Is networked, which means its output can be displayed locally or sent over the network to other computers. Controls the placement and appearance of windows (such as moving, hiding, resizing, or closing). Controls what is displayed.

Which of the following desktops was the default for Ubuntu until 2017?

Unity

Which of the following are popular Linux desktops? (Select five.)

Unity cinnamon KDE gnome Mate

On what distributions do you see unity?

Unity was primarily available on Ubuntu distributions and, when used, is shown as the 'Ubuntu Desktop.' Unity was the default GUI for Ubuntu until 2017 when they switched to GNOME.

Which of the following users MOST benefit from the sticky keys accessibility option?

Users who have difficulty pressing multiple keys at the same time.

Which of the following technologies establishes a connection with a remote computer using a viewer on one end and a server on the remote end?

VNC

Virtual network computing(VNC)

VNC allows you to connect to and control a remote computer. It can transmit the keyboard and mouse events from the remote server back to the client computer.

Remote desktop server

When using remote desktop, the computer being accessed by another computer (the client) is referred to as the server because it serves its data to the client.

Remote desktop client

When using remote desktop, the computer requesting a remote session with another computer is referred to as the client computer.

Which component of the X11 Window System controls the placement and appearance of windows on a Linux computer?

Window manager

Which of the following X11 system components represent the applications requesting the display of pixel buffers on the screen?

X client

X client

X clients are the graphical applications (such as Firefox) requesting the display of pixel buffers on the screen.

Which of the following are examples of a Linux display server? (Select two.)

X11 Wayland compositor

Which X11 Window System element is the MAIN system component?

X11 server

VNC

allows you to connect to control a remote computer it can transmit the keyboard and mouse events from the remote server back to the client computer

DNS

domain name system is basically a database that helps convert readable domain names to ip addresses

X11 Server

he X11 server: Manages input devices, such as the mouse and keyboard, and controls output to monitors and printers. Is networked, which means its output can be displayed locally or sent over the network to other computers. Uses the DISPLAY environment variable to control where the output is sent. Setting DISPLAY to 0:0 will send the X11 server output to the monitor on the local system. Has two common implementations. X.Org is most commonly used by X11 Windows systems. XFree86 is an earlier X11 server implementation that was used by default in most Linux distributions up until 2004.

NX

is the remote desktop protocol developed by a company called NoMAchine its also available on the most common platforms, such as Windows, Mac, iOS, Android, and Raspberry. NX, therefore, lets you remote desktop to and from various platforms, such as from Linux to Linux or Linux and Windows.

HTTP

is used to load web pages using hypertext links

You have an employee who has difficulty using the mouse. Which of the following keyboard accessibility options would BEST help this employee?

mouse keys

You are traveling to a conference in another state but still have access to and manage a server in the company network closet. Which of the following technologies provides this functionality?

remote desktop

Which desktop component displays all of the currently installed applications?

show applications

SMTP

simple mail transfer protocol is an app that sends, recieves and relays outgoing mail between email senders and receivers

Which of the following commands is an example of how to install the GNOME desktop on the Ubuntu distribution?

sudo apt install ubuntu-gnome-desktop

Which desktop component includes links to default functions?

top bar

You are looking for a remote desktop technology that would allow you to remotely manage your Linux servers using Windows Remote Desktop. Which of the following technologies is designed to provide this functionality?

xrdp

Your company has implemented both Linux and Windows servers. The system administrators use Windows desktops, so they have access to Windows administration tools. They routinely access the Windows servers using Windows Remote Desktop. Which of the following implementations would allow the system administrators to connect to the Linux systems using Windows Remote Desktop?

xrdp is an open-source implementation of Microsoft's Remote Desktop Protocol. This technology allows a Windows machine to connect to a Linux system using Windows Remote Desktop.

xrdp

xrdp is an open-source implementation of Microsoft's Remote Desktop Protocol. This technology allows a Windows machine to connect to a Linux system using Windows Remote Desktop.