That will work and you can do it to a solid wood frame also however it
is customary to use a mechanical fastener. Often a hole is added to run
an electrical cord through for what ever application and you may or may
not want to make that hole after the fact. Basically mechanical
fasteners make for easier replacement of thin back panels that may be
damaged or that you might want to modify in the future.
None, so long as you clean up all of the glue squeezeout,
which can screw up your finish. Inside corners are the
hardest part to clean up, and the inside of a cabinet has
plenty of them. 1" brads are up to the task, and you can
finish the cab and back before putting them together.
HomeOwnersHub.com is a website for homeowners and building and maintenance pros. It is not affiliated with any of the manufacturers or service providers discussed here.
All logos and trade names are the property of their respective owners.