/b>. <br  />
 A BASIC program <b>cannot monopolise the CPU</b>, so inserting <code>YIELD</code> calls has <b>no scheduling benefit</b>.</p>
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<h3><a class="anchor" id="autotoc_md411"></a>
Behaviour</h3>
<ul>
<li>Executes as a <b>no-op</b> for control flow and timing; it does not pause or advance timers.</li>
<li>Does <b>not</b> improve responsiveness; the interpreter yields naturally after each completed line.</li>
<li>Adds a small amount of overhead if sprinkled inside loops.</li>
</ul>
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<h3><