- HTML: HTML (HyperText Markup Language) is used for creating the structure of web pages and is not used for server-side scripting.
- CSS: CSS (Cascading Style Sheets) is used for styling the web pages and is not used for server-side scripting.
- PHP: PHP (Hypertext Preprocessor) is a widely used server-side scripting language. It is commonly used to develop dynamic web pages and interact with databases.
- JavaScript: JavaScript is typically used for client-side scripting. It runs in the user's browser to provide dynamic and interactive features, but it can also be used server-side with Node.js.
Therefore, the correct answer is 3. PHP.
The supply voltage magnitude \( |V| \) of the circuit shown below is ____ .
A two-port network is defined by the relation
\(\text{I}_1 = 5V_1 + 3V_2 \)
\(\text{I}_2 = 2V_1 - 7V_2 \)
The value of \( Z_{12} \) is: