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Reference.org
NOP (code)
open-in-new
<p>In <a href="/facts/Computer_science/lN3pEyPz">computer science</a>, a NOP, no-op, or NOOP (pronounced "no op"; short for no operation) is a <a href="/facts/Machine_code/bgdQ1Fxf">machine language</a> instruction and its <a href="/facts/Assembly_language/7XuV0cla">assembly language</a> mnemonic, <a href="/facts/Programming_language/cWTYbgWa">programming language</a> statement, or <a href="/facts/Protocol_(computing)/5uady7cB">computer protocol</a> command that does nothing. </p>