Express.js Installation MCQ | Express.js Install Multiple Choice Questions

Direction: Choose the correct option

Which npm command installs Express.js?

A. npm install express

B. npm express install

C. npm add express

D. Both B and C

Direction: Choose the correct option

What flag should you use to save Express as a dependency in package.json?

A. --save'

B. --dev'

C. --global'

D. --optional'

Direction: Choose the correct option

After installing Express, where is it listed?

A. In a separate express.json file

B. In the dependencies section of package.json

C. In the node_modules folder only

D. In the devDependencies section

Direction: Choose the correct option

How can you verify that Express is installed successfully?

A. Look for an express folder in node_modules

B. Check the version in package.json

C. Run express --version

D. All of the above

Direction: Choose the correct option

What is the difference between --save and --save-dev?

A. --save installs globally, --save-dev installs locally

B. --save is for production, --save-dev is for development only

C. They are the same

D. --save adds to dependencies, --save-dev adds to devDependencies

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