TCP/IP, HTTP/HTTPS, FTP, DNS

1. : TCP in the TCP/IP model stands for:
(A) Transfer Control Protocol
(B) Transmission Control Protocol
(C) Transport Communication Protocol
(D) Transfer Communication Process

2. : Which layer of the TCP/IP model is responsible for logical addressing (IP addresses)?
(A) Application Layer
(B) Network Layer
(C) Transport Layer
(D) Physical Layer

3. : Which protocol is used to securely transfer web pages over the Internet?
(A) HTTP
(B) HTTPS
(C) FTP
(D) DNS

4. : What is the default port number for HTTP?
(A) 21
(B) 25
(C) 80
(D) 443

5. : Which protocol is commonly used for transferring files between client and server?
(A) SMTP
(B) FTP
(C) POP3
(D) DNS

6. : What is the default port number for HTTPS?
(A) 20
(B) 21
(C) 80
(D) 443

7. : DNS is primarily used for:
(A) Encrypting internet traffic
(B) Translating domain names to IP addresses
(C) Transferring files
(D) Sending emails

8. : Which of the following uses both TCP and UDP protocols?
(A) HTTP
(B) FTP
(C) DNS
(D) SMTP

9. : What is the default port number for FTP control connection?
(A) 20
(B) 21
(C) 22
(D) 25

10. : Which of the following protocols ensures reliable, connection-oriented communication?
(A) UDP
(B) FTP
(C) TCP
(D) ICMP