C++ Concurrency.

Threads in C++: locks, waiting, atomics, the memory model and the races they hide. Covers 8 sub-skills.

• C++ Concurrency · 1 of 3

  Atomics

  What does the swap call hand back?

  Athe figure it replacedBthe figure it was givenCthe figure it clears outDthe figure it holds next

• C++ Concurrency · 2 of 3

  The thread sanitizer

  What exit status does a program with a reported race leave by default?

  A0, the tool having stopped itB134, the program having ended wellC134, the tool having stopped itD0, the program having ended well

• C++ Concurrency · 3 of 3

  The memory model

  What does the standard require of the ordering written on a read-modify-write?

  Aany of them, each half taking what it namesBonly the strictest, with each half taking that oneConly the relaxed, each half taking that oneDany of them, both halves taking the strictest