Makefile is a program building tool, simplifies building program executables that may need various modules.
Makefiles is a special format file that helps to build and manage the projects automatically.
What is a gen_event and when would you choose it over gen_server?
What is the code_change/3 callback used for in gen_server?
Why do distributed Erlang nodes require a shared cookie?
Explain the internal working of code:purge/1 and code:soft_purge/1?
What is an OTP application (.app file) and how does it differ from a single module?
Explain the internal working of a relup-based hot upgrade?
What is a dirty scheduler and when should a NIF use one?
What is EPMD and what role does it play in distributed Erlang?
Explain the internal working of the Erlang distribution handshake between two nodes?
What is the two-version code loading rule and what happens when a third version is loaded?
What is the difference between error, exit, and throw in Erlang?
Why is exit/1 different from exit/2?
Explain the execution flow of application:start/1 and its dependency resolution?
What is a release in OTP and how does it differ from an application?
What is the difference between linking and monitoring a process?
Why would you choose monitor over link for a client process?
Explain the internal working of Erlang's per-process garbage collector?
Why does Erlang use generational (per-process) garbage collection instead of a single global GC?
How does the global module handle process name registration across a cluster?
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