Node Day 06

What is Multer used for in a Node.js application?

• Sending emails

• Handling file uploads

• Managing authentication

• Parsing JSON data

Which of the following is the correct way to configure Multer for storing files in memory?

• multer({ storage: 'memory' })

• multer({ dest: 'uploads/' })

• multer({ storage: multer.memoryStorage() })

• multer.memory()

Which module is required to send emails using Nodemailer?

• emailjs

• nodemailer

• sendmail

• mailgun

What is the default SMTP port for sending emails using Nodemailer?

• 465

• 25

• 587

• 8080

Which of the following is required to send a WhatsApp message using Twilio?

• Twilio API Key

• WhatsApp SID

• Twilio Account SID & Auth Token

• Messenger API Key

Which of these methods is used to send an SMS via Twilio?

• twilio.sendMessage()

• twilio.messages.create()

• twilio.sendSMS()

• twilio.text.send()

Which protocol does Socket.IO use for real-time communication?

• HTTP

• WebSockets

• TCP

• FTP

What event is triggered when a client connects to a Socket.IO server?

• connect

• onJoin

• connected

• open

Which of the following is used to create dynamic HTML templates in Node.js?

What syntax is used in Handlebars to insert variables?

• {{variable}}

• {variable}

• <%= variable %>

• ${variable}