Lesson 4.9.4.2
4.9.4.2 Standard application layer protocols Quiz: AQA Computer Science, Unit 9
20 questions
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Lesson 4.9.4.2, Standard application layer protocols: 20 multiple choice questions for the AQA Computer Science (7517), Unit 9: Fundamentals of communication and networking, written with Revision Ninja.
Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.
The 20 questions
-
Which application layer protocol is normally used to transfer files between a client and server?
- FTP
- SMTP
- POP3
- HTTP
-
Which protocol is used by web browsers to request web pages from a web server?
- HTTP
- FTP
- POP3
- SMTP
-
Which protocol is used to send an email from a client to a mail server?
- SMTP
- POP3
- HTTP
- FTP
-
Which protocol allows a client to download email messages from a mail server?
- SSH
- HTTPS
- POP3
- SMTP
-
What security feature does HTTPS add to standard HTTP communications?
- Authentication
- Compression
- Caching
- Encryption
-
What is the primary purpose of Secure Shell (SSH)?
- Remote management
- File compression
- Domain resolution
- Web hosting
-
Which username is standard when connecting to an FTP server using anonymous access?
- guest
- anonymous
- admin
- root
-
Which well-known port is conventionally used by an HTTP web server?
- 21
- 80
- 110
- 25
-
Which well-known port is conventionally used by SMTP when sending email?
- 110
- 22
- 25
- 80
-
Which well-known port is conventionally used by POP3 to retrieve email?
- 22
- 110
- 80
- 25
-
Which server type stores incoming emails until they are retrieved by a client?
- Web server
- FTP server
- Mail server
- DNS server
-
What is the primary role of a web server?
- Filtering spam emails
- Assigning IP addresses
- Serving web pages
- Routing data packets
-
Which client software retrieves web pages from servers and renders them visually?
- Web browser
- FTP client
- Terminal emulator
- Mail client
-
Which HTTP command is used to request a file from a web server?
- PUT
- FETCH
- POST
- GET
-
Which standard port number is typically used for outgoing SMTP mail traffic?
- 80
- 443
- 25
- 21
-
Which protocol allows a user to log into a remote computer securely to run commands?
- SSH
- HTTP
- FTP
- POP3
-
Which protocol should a bank website use to protect customer card details?
- FTP
- SMTP
- HTTP
- HTTPS
-
Which pair of protocols is used sequentially to send and then retrieve an email?
- SMTP then POP3
- POP3 then SMTP
- HTTP then FTP
- SSH then SMTP
-
Why does a web browser send multiple requests when loading a web page?
- Server connection limits
- Referenced external resources
- Multiple DNS lookups
- Corrupted data packets
-
What security feature makes SSH preferred over Telnet for remote administration?
- Faster data transfer
- Lower bandwidth usage
- Automatic compression
- Encrypted connection
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