C/C++ Project Properties, Managed, C/C++ Build, Tool Settings

Customizes the tools and tool options used in your build configuration. C/C++ Project

Properties, Managed, Build

Project Type:

Displays the type of project that is built by the selected build configuration.

Configuration:

Specifies the selected build configuration from the list provided. Refer the Selecting a project type section for more details.

Manage...

Adds, removes, renames and converts configurations.

Configuration Settings, Tool Settings

Sets build options for compilation and linking.

Command field displays the compiler or linker used for building the project.
All Options field displays the compiler or linker options that will be used for building the project. The options are based on what you have specified in other fields.
MicroBlaze-Specific Options or PowerPC-Specific Options is a read-only field that displays the processor configuration specific compiler options. These options are automatically inferred from the hardware specification file.
Software Platform Options is a read-only field that displays the compiler or linker options that were set in software platform configuration dialog.

Refer the links below for more details on each items.

Restore Defaults

Returns any changes back to their default setting.

Apply

Applies any changes.