Do .bss section zero initialized variables occupy space in elf file?

Question

If I understand correctly, the .bss section in ELF files is used to allocate space for zero-initialized variables. Our tool chain produces ELF files, hence my q

Answer 1

A .bss section is not stored in an executable file. Of the most common sections (.text, .data, .bss), only .text (actual code) and .data (initialized data) are present in an ELF file.