Free Processes and threads lessonsProcesses and threads · Stage 1 · Threads · Step 1
Why threads exist
See how doing several things at once inside one process hides waiting time, and what it costs to set up. About 12 minutes.
Which of these does each thread of a process have its own copy of?
- AIts stack and its registers
- BThe heap
- CThe global variables
Show the answer
Its stack and its registers. A separate flow of control needs its own place in the code and its own locals.
4 questions on this idea
Short questions that apply the idea to new cases: trace it, work out a number, put steps in order. A wrong answer explains itself.
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