How many types of messages are associated with the real-time operating system?

• A. 2
• B. 3
• C. 4
• D. 5

Which of the following can carry information and control task?

• A. Semaphore
• B. Messages
• C. Flags
• D. Address message

Which is not a application layer protocol?

• A. HTTP
• B. SMTP
• C. FTP
• D. Tcp

The packet of information at the application layer is called __________

• A. Packet
• B. Message
• C. Segment
• D. Frame

Which one of the following is an architecture paradigms?

• A. Peer to peer
• B. Client-server
• C. HTTP
• D. Both peer-to-peer & client-server

Application developer has permission to decide the following on transport layer side

• A. Transport layer protocol
• B. Maximum buffer size
• C. Both transport layer protocol and maximum buffer size
• D. None of the mentioned

Application layer offers _______ service.

• A. End to end
• B. Process to process
• C. Both end to end and process to process
• D. None of the mentioned

E-mail is _________

• A. Loss-tolerant application
• B. Bandwidth-sensitive application
• C. Elastic application
• D. None of the mentioned

To deliver a message to the correct application program running on a host, the _______ address must be consulted.

• A. Ip
• B. Mac
• C. Port
• D. None of the mentioned

Which is a time-sensitive service?

• A. File transfer
• B. File download
• C. E-mail
• D. Internet telephony