Digital Images Copyright 2006 South-Western/Thomson Learning

Screen 2 Image Resolution Measured in pixels per inch (PPI) for on- screen images Measured in dots per inch (DPI) for print images More dots mean higher resolution Click the mouse or tap the RIGHT ARROW key to continue.

Screen 3 Resolution and File Size High-resolution images have large file sizes compared to low-resolution images High-resolution images are good for printed items Low-resolution images are usually okay for displaying on screen Low-resolution images load quickly Click the mouse or tap the RIGHT ARROW key to continue.

Screen 4 File Formats BMPUsed by Microsoft Windows and Office programs JPEGSupports millions of colors and can be compressed GIFSmall and compressed images; popular for Internet TIFFHigh-resolution format commonly used for print documents Click the mouse or tap the RIGHT ARROW key to continue.

Screen 5 Scanners Capture images in formats such as TIFF, JPEG, or GIF The capture process is called digitizing Flatbed Scanner Click the mouse or tap the RIGHT ARROW key to continue.

Screen 6 Digital Cameras Capture images electronically without film Resolution is measured in megapixels LCD screen shows image immediately Image quality settings can be adjusted Click the mouse or tap the RIGHT ARROW key to continue.

Screen 7 Moving Images to a PC Attach camera to PC with cable Transfer images to PC Save images on a memory card Attach card reader to PC and move images Use the Scanner and Camera Wizard to copy images to PC Click the mouse or tap the RIGHT ARROW key to continue.

Screen 8 Review 1.Which file format is commonly used for high-quality printed documents? a.BMP b.GIF c.TIFF Click the mouse or tap the RIGHT ARROW key to continue. Read the question and decide which answer you think is correct. Click the mouse to see the correct answer.

Screen 9 Review 1.Which file format is commonly used for high-quality printed documents? TIFF Click the mouse or tap the RIGHT ARROW key to continue.

Screen 10 Review 2.DPI (dots per inch) is used to express resolution for a.On-screen images b.Printed images c.Images created with a digital camera and displayed in a slide show Click the mouse or tap the RIGHT ARROW key to continue. Read the question and decide which answer you think is correct. Click the mouse to see the correct answer.

Screen 11 Review 2.DPI (dots per inch) is used to express resolution for Printed images Click the mouse or tap the RIGHT ARROW key to continue.

Screen 12 Review 3.High-resolution images a.Have large file sizes b.Load quickly to the computer screen c.Do not look good when printed Click the mouse or tap the RIGHT ARROW key to continue. Read the question and decide which answer you think is correct. Click the mouse to see the correct answer.

Screen 13 Review 3.High-resolution images Have large file sizes Click the mouse or tap the RIGHT ARROW key to continue.

Screen 14 Review 4.A digital camera a.Captures images on film b.Captures images electronically c.Usually creates images in TIFF format Click the mouse or tap the RIGHT ARROW key to continue. Read the question and decide which answer you think is correct. Click the mouse to see the correct answer.

Screen 15 Review 4.A digital camera Captures images electronically Click the mouse or tap the RIGHT ARROW key to continue.

Screen 16 Review 5.When using a scanner a.You can save captured images in only one format b.Images can be saved in grayscale but not in color c.Images can be cropped to the desired size Read the question and decide which answer you think is correct. Click the mouse to see the correct answer. Click the mouse or tap the RIGHT ARROW key to continue.

Screen 17 Review 5.When using a scanner Images can be cropped to the desired size Click the mouse or tap the RIGHT ARROW key to continue.