UP Board Solutions Class 10 Computer Science Chapter 6 Introduction to LINUX Desktop

Introduction To LINUX Desktop Long Answer Type Questions (8 Marks)

Question 1. Explain security management in LINUX. Or Explain the security features available in LINUX. Or “LINUX has very good security management.” Explain it with suitable example.
Answer: The Red Hat Linux System provides the different ways of protecting your computer system like Password protection, Network filtering, and Security audits. Password Protection: This is one of the most fundamental security tools of any operating system. Choosing good passwords is the first and most necessary step for having a secure system. The following points are to be avoided when choosing a password:

• Do not use any variation of your login name or your full name.
• Do not use a dictionary word.
• Do not use proper names of any kind.
• Do not use any contiguous letters on the keyboard.

You may change your password periodically. It is even possible to set an expiration date of Linux password by using the change command to change the expiration date of password on your Red Hat Linux System. For example: To set the password expiration so that user RajCev is prompted to change his password every 30 days, you would log in as root and type the following command:
#change - M 30 Rajeev
Here M parameter tells the change command that you are setting the maximum number of days to keep the password. Setting the Root Password: The installation program will prompt you to set a root password for your system. The root password must be of minimum six characters long, the password you type is not echoed to the screen. You must enter a password twice, and if both the passwords couldn't match, the installation program will ask you to enter them again. Remember that the password is case sensitive. Write down the password and keep it in a secure place. The root user has complete access to the entire system. For this reason, logging in as the root user is best done only to perform system maintenance or administration.
In simple words: Linux security involves robust password protection, network filtering, and security audits. Users should choose strong passwords avoiding personal details or common words, and root access should be used only for system maintenance to maintain security.

🎯 Exam Tip: Focus on explaining the fundamental security layers like password management and user privileges, as these are critical aspects of Linux security questions.

 

Question 2. What is GNOME desktop in LINUX? Or Give a brief introduction of LINUX desktop giving its main points?
Answer: Using GNOME Desktop: It is a stable and reliable desktop environment, with a few cool features in it. To use your GNOME desktop, you should know about the following components:
1. Metacity: This is the default window manager for GNOME in Red Hat Linux. It can provide you with the themes, windows, borders and window controls.
2. Nautilus: It is a File Manager or Graphical shell. It provides window opens and displays the contents of the selected folder. It can also display other types of content, such as shared folders from Windows computer on the network.
3. GNOME Panel: It is intended to be the place from which you manage your desktop, and by this panel, you can start applications. You can also change the panel in many ways by adding applications or monitors, by changing the placement. The GNOME Panel menu contains a lot of functions, and these are the menu, Add to the panel, Delete this panel, Properties, desktop application launchers, a workspace switcher window list, a clock, Help and About GNOME.
4. Desktop Area: The windows and icons you use are arranged on the desktop area. It supports a drag-and-drop between applications, a desktop menu, and icons for launching applications.
In simple words: GNOME is a user-friendly desktop environment in Linux, comprised of key components like Metacity for window management, Nautilus for file browsing, the GNOME Panel for application access, and the Desktop Area for organizing windows and icons.

🎯 Exam Tip: When describing GNOME, list and briefly explain its core components (Metacity, Nautilus, GNOME Panel, Desktop Area) as this showcases a comprehensive understanding.

 

Question 3. Explain Metacity Window Manager.
Answer: Metacity Window Manager: The basic metacity functions that are interesting will be keyboard shortcuts and the workspace switcher. Some commonly used keyboard shortcuts to get around the Metacity window manager are as follows:
Shortcut Keys - Meaning + - Minimize/restore all windows. Esc - Close menu. Alt + Tab - Cycle forward, with pop-up icons. Alt + Tab + Shift - Cycle backward, with pop-up icons. Alt + Esc - Cycle forward, without pop-up icons. Alt + Esc + Shift - Cycle backwards, without pop-up icons. Alt + Ctrl + Tab - Cycle forward among panels. Alt + Ctrl + Tab + Shift - Cycle backward among panels. Ctrl + Alt + (->) - Cycle to next workspace. Ctrl + Alt + (<-) - Cycle to previous workspace.
Another interesting feature of metacity is the workspace switcher. There are four virtual workspaces in the switcher. By clicking any of them, you may make it your current workspace. Each window is represented by a small rectangle in a workspace, click any of these windows to drag-and-drop it to another workspace. You can add more workspaces by right click the workspace switcher. You can change the name of the workspaces by right click the workspace switcher and select preferences.
In simple words: Metacity is the default window manager for GNOME, providing essential features like keyboard shortcuts for window control and a workspace switcher for managing multiple virtual desktops, enhancing user productivity and organization.

🎯 Exam Tip: Highlight both keyboard shortcuts and the workspace switcher as Metacity's main functionalities. Providing a few examples of shortcuts can earn extra points.

 

Question 4. Write about Nautilus File Manager of LINUX.
Answer: Nautilus File Manager: Nautilus file manager moves around the file system, open directories, launch applications, and browse the web. Icons in Nautilus often indicate the type of data that a particular file contains. The contents or file extension of each file can determine which application is used to work with the file. Features of Nautilus:
SideBar: By using this, you can click on tabs that represent different types of information you can select. If your computer is connected to a LAN on which windows computers are sharing file and printers, you can view those resources by using Nautilus. Type smb: in the location, box to see available workgroups. MIME types and file types are used to handle different types of content that may be encountered in the Nautilus windows, and you can set applications to respond based on MIME type and file type. Nautilus window can support drag-and-drop features between the Nautilus and the desktop, or between multiply Nautilus window.
In simple words: Nautilus is the primary file manager in GNOME, enabling users to navigate the file system, open files, launch applications, and even browse network resources. It supports drag-and-drop and uses file extensions/MIME types to determine how to handle content.

🎯 Exam Tip: When explaining Nautilus, emphasize its versatility in file management, network browsing, and its support for drag-and-drop, which are key user interaction features.

 

Question 5. What is the Home Folder? Write its features.
Answer: Home Folder: By doing double-click the “Home” icon on the desktop, the window that appears shows your file manager window as it displays the contents of your home folder. The location of the home folder on your computer is generally/home/user, where the user is replaced by your user name. The home folder (icon) contains:

• Folders: Create folders and sub-folders to store your work.
• Open with: Click the right mouse button on any object and select open to see several programs you can use to open the object.
• Side Panel: It is used to show the information about the selected folder or file. Click on View - Side Pane.
• Backgrounds: Drag-and-drop patterns or colours you like into the pane on your folder window. Click on Edit - Backgrounds.
• Organize Your Work: Home folder or any sub-folders are used to organize created documents, add music, or download images from the internet.

As with any files you can do move, delete and rename, you can also do with any window like a window shade, minimized/unminimize/maximum/delete.
In simple words: The Home Folder in Linux is a user's personal directory, typically located at /home/user, where they store documents, downloads, music, and other personal files. It provides tools for organizing content, opening files with various applications, and customizing folder views.

🎯 Exam Tip: Define the Home Folder's purpose and location, then list its key features like organizing files, application association, and sidebar information, demonstrating its utility to the user.

Introduction To LINUX Desktop Very Short Answer Type Questions (2 Marks)

 

Question 1. Name two desktop environments provided by LINUX.
Answer: The two desktop environments provided by LINUX are GNOME and KDE.
In simple words: The two most common graphical desktop environments available in LINUX are GNOME and KDE, offering different user interfaces and experiences.

🎯 Exam Tip: Simply listing GNOME and KDE is sufficient for this type of question, but knowing a distinguishing feature of each can be helpful for more detailed queries.

 

Question 2. Name the web browser which is used in LINUX.
Answer: Mozilla is the name of the web browser used in LINUX.
In simple words: Mozilla, often referring to Firefox, is a popular web browser commonly used in LINUX environments.

🎯 Exam Tip: Directly stating "Mozilla" or "Mozilla Firefox" is the expected answer. No further elaboration is usually needed.

 

Question 3. What are the three steps of working on desktop?
Answer: The three steps of working on the desktop are HOME FOLDER, PREFERENCES and CONFIGURE YOUR PANEL.
In simple words: Working on the desktop typically involves managing files in the Home Folder, customizing settings via Preferences, and organizing applications and tools on the Panel.

🎯 Exam Tip: Memorize these three distinct steps as they represent the fundamental user interactions within the desktop environment.

 

Question 4. By default, Red Hat Linux starts you off with which desktop?
Answer: GNOME.
In simple words: Red Hat Linux, by default, typically launches with the GNOME desktop environment for its users.

🎯 Exam Tip: Knowing the default desktop environment for specific Linux distributions like Red Hat is a common factual question.

 

Question 5. Which window provides a command-line interface with GUI's features?
Answer: Terminal window.
In simple words: The Terminal window provides a command-line interface within a graphical environment, allowing users to execute commands while still benefiting from GUI features.

🎯 Exam Tip: The Terminal is the key component that bridges the gap between the GUI and the underlying command-line operations in Linux.

 

Question 6. What is the file manager of LINUX?
Answer: Nautilus is the name of file manager of LINUX.
In simple words: Nautilus is the primary file manager in the GNOME desktop environment for LINUX, used for browsing and organizing files.

🎯 Exam Tip: Remember Nautilus as the file manager associated with the GNOME desktop in Linux.

 

Question 7. What is the name of window manager of LINUX?
Answer: Metacity is the name of window manager of LINUX.
In simple words: Metacity is the window manager used by default in the GNOME desktop environment, responsible for managing windows, borders, and controls.

🎯 Exam Tip: Identify Metacity as the default window manager for the GNOME desktop in Linux.

Introduction To LINUX Desktop Objective Type Questions (1 Marks)

There are four alternative answers for each part of the questions. Select the correct one and write in your answer book:

 

Question 1. Whenever you click right button, a menu appears on the screen which is known as:
(a) Pop-up-menu
(b) Menu-item
(c) Applications
(d) None of these.
Answer: (a) Pop-up-menu
In simple words: Clicking the right mouse button typically brings up a contextual menu on the screen, which is referred to as a Pop-up menu or context menu.

🎯 Exam Tip: Understand that a right-click generally triggers a "Pop-up-menu" providing context-specific options.

 

Question 2. The GUI feature of LINUX is known as :
(a) KDE
(b) GUI
(c) GNOME
(d) None of these.
Answer: (b) GUI
In simple words: The graphical interface that allows users to interact with LINUX using visual elements like icons and windows is broadly known as a Graphical User Interface (GUI).

🎯 Exam Tip: The term "GUI" (Graphical User Interface) is the overarching concept for any graphical feature in an operating system, including Linux.

 

Question 3. The first option of KDE Desktop is:
(a) Application
(b) Preference
(c) System settings
(d) None of these.
Answer: (a) Application
In simple words: In the KDE Desktop environment, the primary way to launch software is typically found under the "Application" menu or a similar launcher.

🎯 Exam Tip: Know the primary menu options for different desktop environments. For KDE, "Application" is a fundamental category.

 

Question 4. The second option of Linux Desktop is:
(a) System settings
(b) Application
(c) Preference
(d) None of these.
Answer: (c) Preference
In simple words: After applications, "Preference" is often a core section in Linux desktop environments for customizing user settings and appearance.

🎯 Exam Tip: Understand the typical menu structure of Linux desktops; "Preferences" is where users go to personalize their environment.

 

Question 5. The third option of Linux Desktop is:
(a) Application
(b) Preference
(c) System Setting
(d) None of these.
Answer: (c) System Setting
In simple words: Beyond applications and personal preferences, "System Setting" is a common third category for managing core system configurations and hardware.

🎯 Exam Tip: Be familiar with the hierarchy of common desktop menu options, where "System Setting" addresses broader system-wide configurations.