If you are using many kinds of the tool in, actually Photoshop has been facilitated by the toolbar feature at the left side of the drawing ...
If you are using many kinds of the tool in, actually Photoshop has been facilitated by the toolbar feature at the left side of the drawing window, and the menu bar at the top side. You also can change and move the position of the toolbar as desired. But, because there are too many tools and feature in Photoshop, make it more difficult to reach every tool when you need it.
Fortunately there is keyboard shortcut feature in photoshop. With this feature, you can switch tools only by pressing a single or combination of a keyboard key. And it is faster to use keyboard shortcut than click through a menu bar, and you just need to memorize the tool that you frequently use. Though, some still prefer using a menu bar and toolbar.
space bar , will activate hand tool to easily move objects.
fullscreen mode to reduce outside interference. When you are using fullscreen mode, its recommended to memorize most of the keyboard shortcut you frequently use. Because this mode will hide all interface, and just leaving your worksheet and your cursor.
Space - Temporary Hand Tool
By holding theF - Toggle Worksheet View Mode
This will change the view mode of the worksheet, likeX - Switch Background and Foreground Color
This tool will switch between background and foreground color. So, will help you to give two different colors to your objects.
D - Default Color
When you click this shortcut, the color will reset to default color which is black foreground and white background.