How does a bitmaps chromatic resolution affect its size

Assignment Help Basic Computer Science

Reference no: EM132874943

Fill in the Blanks:

1. Color video display can be achieved by using elements colored __________, __________, and __________.

2. Commonly used flat panel display types include ____________, ____________, and ____________.

3. The _____ or _____ format is commonly used to compress still images.

4. In a computer, an image is stored as a(n) __________, with each pixel represented by one or more numbers.

5. A video display's resolution is described by the units __________.

6. A(n) __________ accepts data or commands over the system bus and generates output for a video monitor.

7. A collection of characters of similar style and appearance is called a(n) __________.

8. A(n) __________ is a small device in optical scanners and digital cameras that converts light into an electrical signal.

9. Each cell in a video display surface's matrixrepresents a(n) __________.

10. A(n) __________ printer forces ink onto a page by heating it or forcing it out with a piezoelectric membrane.

Review Questions:

1. What is a font? What is point size?

2. What is a bitmap? How does a bitmap's chromatic resolution affect its size?

3. What additional components are added to flat panel display to enable it to accept touch input?

4. Describe the process of automated speech recognition. What types of interpretation errors are inherent to this process?

5. How does a laser printer's operation differ from that of a dot matrix printer?

Introduction to Linux

Task 1 - Logging on to a Linux System

This activity assumes that you have never used Unix/Linux system before. You will familiarize with the login process and both the graphical and terminal windows that are available to you once you log on to the system. In the first instance, we will be using LinuxMint running on VirtualBox.

1. Start up your VirtualBox then run LinuxMint. From theLinuxMint login screen, enter you're the root login account at the login dialog prompt. Were you prompted for a password?

2. Enter a password for the root account. Did the password appear on the screen? Were you able to successfully log on to the system?

3. Enter your login account and password (that you have already createdduring installing and setting up your LinuxMint).

4. At the desktop of your Linux computer, observe the icons, menus, and programs that are available. Start and activate a terminal window. What text appears in the terminal windows? Take a screenshot of the desktop of your Linux computer with the terminal window running.

5. Exit the terminal window. Log off the Linux computer.

6. Log on the Linux computer in the graphical environment with the login name of jack and the password akrtu33. Were you successful in logging on to the system? Why or why not? Note and error message that appears.

Task 2 Exploring Unix and Linux
In this activity you explore the uses of Unix/Linux operating system through browsing the Internet. You will do the hands-on about a) identifying career opportunities requiring Unix/Linux, b) identifying uses for Unix/Linux systems, c) identifying different versions of Unix, and d) differentiating between Unix, Linux, and DOS commands.
1. Log on to the Linux computer using your own login and password. Take a screenshot of your Linux running on VirtualBox.

2. Open a web browser (on your Linux not on Windows or Mac) and search the Internet for careers that require knowledge of the Unix or Linux operating system. List your results in the space provided.
3. Research the Internet for common uses of the Unix and Linux systems around the world. Include government infrastructures, academic institutions, and corporate networks.
4. Use a web browser (on Linux not on Windows or Mac) and search for Linux commands. Save them on your own account as you will use them later. List Five Linux commands with their brief descriptions in the space provided.

Question

1. What common mistakes are made when entering either the login name or password that may result in an incorrect login? List five common mistakes.

2. What functions do Unix/Linux servers provide in today's business world?

3. What steps enable you to start and activate a terminal window from the graphical desktop environment?

4. What are the advantages and disadvantages of using the root login account?

5. What is the result of entering a correct login name versus entering an incorrect login name at a login prompt?

Attachment:- Week tutorial.rar

Reference no: EM132874943

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