What is Parallel Sections Construct?

The parallel sections construct is a shortcut for specifying a parallel construct comprising one sections construct however no other statements. The syntax of parallel sections construct is:

#pragma omp parallel sections [ set of clauses]

{

[#pragma omp section ]

structured-block

[#pragma omp section 

structured-block ]

...

}

In the subsequent illustration routines x axis, y axis, and z axis can be executed simultaneously. The first section directive is optional. Note that all section directives require appearing in parallel sections construct.