Which pair of computer scientists designed the TCP/IP protocol suite that underpins the modern Internet?
- Vint Cerf and Bob Kahn
- Tim Berners-Lee and Robert Cailliau
- Larry Page and Sergey Brin
- Steve Jobs and Steve Wozniak
The World Wide Web was created at CERN, a laboratory dedicated primarily to research in which field?
- Particle physics
- Space exploration
- Cryptography
- Genetics
Compared with plain HTTP, what does the 'S' in HTTPS indicate about the connection?
- It is encrypted (secure)
- It uses a search engine
- It is hosted in a specific country
- It displays a slideshow
In an HTTP response, which status code means 'Not Found'?
- 404
- 200
- 301
- 500
What is the primary function of DNS, the Domain Name System?
- Translating domain names into IP addresses
- Encrypting web traffic end to end
- Blocking malicious software downloads
- Compressing images so pages load faster
The first web browser, written by Tim Berners-Lee in 1990, shared its name with the project itself. What was it called?
- WorldWideWeb
- Mosaic
- Netscape Navigator
- Internet Explorer
An IPv4 address is made up of how many bits?
- 32
- 16
- 64
- 128
Which network, first operational in 1969, is widely considered the direct precursor of the modern Internet?
- ARPANET
- Ethernet
- Usenet
- Bitnet
The Internet and the World Wide Web are exactly the same thing.
- True
- False
Ray Tomlinson chose the '@' symbol for email addresses in 1971 because it conveniently linked a user name to a host or domain name.
- True
- False
The World Wide Web was invented before the Internet itself existed.
- True
- False
The default network port number used by unencrypted HTTP traffic is ___ .
Web designers use a stylesheet language abbreviated ___ to control the colors, fonts, and layout of HTML pages.