text: 'use strict';
  
  const { promises: dns } = require('dns');
  const { promises: fs } = require('fs');
  
  const readFile = async filePath => {
    const content = await fs.readFile(filePath, 'utf8');
    console.log(content);
  };
  readFile();
  
  const lookup = async hostname => {
    const { address, family } = await dns.lookup(hostname);
    console.log(address, family);
  };
  lookup();
  