Practical 1

Instruction

1. Open Chrome and browse ANY web page.

2. Press Alt + PrintScreen to capture the active windows.

3. Open mspaint (小畫家) and paste the captured image.

4. Save the image as 24-bit file (a.bmp)

5. Save the image as 256 colors (b.bmp)

6. Save the image as 16 colors (c.bmp)

7. Save the image as single color單色點陣圖 (d.bmp)

1MB= 1024 KB

1KB = 1024 B

1Byte = 8 bits

Complete the following:

Write down the resolution of your screen: _____ x _____ = ___________ pixels

Size of a.bmp: ___________ Bytes

Size of b.bmp: ___________ Bytes

Size of c.bmp: ___________ Bytes

Size of d.bmp: ___________ Bytes