Which of the following does not lie in the Application Layer of the TCP/IP Model?

A. HTTP
B. SMTP
C. Rtp
D. Udp

DSL stands for ________

A. Data storage line
B. Digital subscriber line
C. Data service language
D. Data secure language

SONET stands for ________

A. Secure offline network
B. Synchronous optical network
C. Service offline network
D. Secure optical netwrok

ICMP stands for ________

A. Internal control message protocol
B. Internet cipher mail protocol
C. Internal cipher mail protocol
D. Internet control message protocol

UDP stands for ________

A. User datagram protocol
B. Used data protocol
C. Unified definition protocol
D. Undefined diagnostic protocol

SMTP stands for ________

A. Service message transmission permission
B. Secure message transfer protocol
C. Simple mail transfer protocol
D. Simple message transfer protocol

HTTP stands for ________

A. Hash text transfer protocol
B. Hyper text transfer protocol
C. Hash transfer text protocol
D. None of the mentioned

The subnet mask nsub3=

A. 28
B. 27
C. 26
D. 24

First Address of the third subblock –

A. 14.24.74.128/28
B. 14.24.74.127 /28
C. 14.24.74.192/27
D. 14.24.74.192/28

Nsub3 =

A. 16
B. 14
C. 12
D. 10