C Toolchain.

Compiling, linking, building and debugging a C program. Covers 5 sub-skills.

• C Toolchain · 1 of 3

  make & Makefiles

  Which character must begin every recipe line in a GNU make Makefile?

  Afour spacesBa literal tabCa leading colonDa backslash

• C Toolchain · 2 of 3

  Preprocess, Compile, Assemble, Link

  A file whose C syntax is plainly broken is run through gcc -E -P on Debian 12. What is the result?

  AMacro-expanded text and a zero exit statusBA syntax error and a non-zero exit statusCA parse failure named at the first bad tokenDAn empty file and a non-zero exit status

• C Toolchain · 3 of 3

  make & Makefiles

  A rule is written app: a.o b.o a.o. How do $^ and $+ differ when that recipe runs?

  A$^ drops the headers, $+ includes every nameB$^ collapses the repeat, $+ keeps itC$+ is expanded lazily, $^ is expanded earlyD$^ sorts the names, $+ leaves order alone