$$ {\displaystyle \left\vert -5\right\vert^{2} =25}$$ $$\Rightarrow\frac{\displaystyle \left\vert -5\right\vert^{2}+(-1)}{(16\div4)\times2-5}=\frac{25-1}{4\times2-5}=\frac{24}{8-5}=\frac{24}{3}=8$$