Sure, I'll provide answers to each of your questions:
3. While creating a new layer in Photoshop, by default, the transparency (or opacity) of each layer is [tex]$\qquad$[/tex]
a) [tex]$100 \%$[/tex] \\
By default, when you create a new layer in Photoshop, the layer is fully opaque, which means it has 100% opacity. Hence, the correct answer is:
a) [tex]$100 \%$[/tex]
4. The dark areas of an image can be lightened using [tex]$\qquad$[/tex] tool.
a) Eraser \\
b) Healing Brush \\
c) Dodge \\
d) None of these \\
To lighten the dark areas of an image, the appropriate tool to use in Photoshop is the Dodge tool, as it is specifically designed to lighten areas of an image. Hence, the correct answer is:
c) Dodge
5. Shortcut key to open New Layer dialog box is [tex]$\qquad$[/tex]
a) Ctrl + Shift + N \\
b) Shift + Alt + N \\
c) [tex]$Alt + Ctrl + N$[/tex] \\
d) None of these \\
The shortcut to open the New Layer dialog box in Photoshop is Ctrl + Shift + N on Windows. Hence, the correct answer is:
a) Ctrl + Shift + N
