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You're reading from Ubuntu 20.04 Essentials A guide to Ubuntu 20.04 desktop and server editions

Product type Paperback

Published in Aug 2020

Publisher Packt

ISBN-13 9781800568525

Length 328 pages

Edition 1st Edition

Tools

Ubuntu Server

Concepts

System Administration

Author (1):

Neil Smyth

View More author details

Table of Contents (38) Chapters

1. Introduction

2. A Brief History of Linux FREE CHAPTER

3. Installing Ubuntu on a Clean Disk Drive

4. Installing Ubuntu with the Network Installer

5. Dual Booting Ubuntu with Windows

6. Allocating Windows Disk Partitions to Ubuntu

7. A Guided Tour of the GNOME 3 Desktop

8. An Overview of the Ubuntu Cockpit Web Interface

9. Using the Bash Shell on Ubuntu

10. Managing Ubuntu Users and Groups

11. Managing Ubuntu systemd Units

12. Ubuntu Software Package Management and Updates

13. Ubuntu Snap Package Management

14. Ubuntu Network Management

15. Ubuntu Firewall Basics

16. Using gufw and ufw to Configure an Ubuntu Firewall

17. Basic Ubuntu Firewall Configuration with firewalld

18. Configuring SSH Key-based Authentication on Ubuntu

19. Ubuntu Remote Desktop Access with Vino

20. Ubuntu Remote Desktop Access with VNC

21. Displaying Ubuntu Applications Remotely (X11 Forwarding)

22. Using NFS to Share Ubuntu Files with Remote Systems

23. Sharing Files between Ubuntu and Windows Systems with Samba

24. An Overview of Virtualization Techniques

25. Installing KVM Virtualization on Ubuntu

26. Creating KVM Virtual Machines using Cockpit and virt-manager

27. Creating KVM Virtual Machines with virt-install and virsh

28. Creating an Ubuntu KVM Networked Bridge Interface

29. Managing KVM using the virsh Command-Line Tool

30. An Introduction to Linux Containers

31. Working with Containers on Ubuntu

32. Setting Up an Ubuntu Web Server

33. Configuring an Ubuntu Postfix Email Server

34. Adding a New Disk Drive to an Ubuntu System

35. Adding a New Disk to an Ubuntu Volume Group and Logical Volume

36. Adding and Managing Ubuntu Swap Space

37. Ubuntu System and Process Monitoring

Index

7.3 Launching Activities

Applications and utilities are launched using the Activities overview dashboard (referred to as the dash) which may be displayed either by clicking on the Activities button in the top bar or pressing the special key on the keyboard. On Windows keyboards this is the Windows key, on macOS the Command key and on Chromebooks the key displaying a magnifying glass.

When displayed, the dash will appear as shown in Figure 7-3 below:

Figure 7-3

By default the dash will display an icon for a predefined set of commonly used applications and will also include an icon for any applications that are currently running. If the application is currently running it will appear with a dot marker to the left of the icon and if multiple copies are running a dot will appear for each instance.

To launch an application, simply click on the icon in the dash.

To find an application not included on the dash, one option is to select the bottom most icon (the square comprising...