- What is the primary function of the Session Layer in the OSI model?
- A) Data formatting
- B) Data transmission
- C) Session management between applications
- D) End-to-end communication
- Answer: C) Session management between applications
- Which of the following protocols operates at the Session Layer?
- A) TCP
- B) UDP
- C) RPC
- D) IP
- Answer: C) RPC
- Which layer is responsible for establishing, maintaining, and terminating communication sessions?
- A) Network Layer
- B) Transport Layer
- C) Session Layer
- D) Application Layer
- Answer: C) Session Layer
- The NetBIOS protocol is an example of a protocol operating at which layer?
- A) Application Layer
- B) Transport Layer
- C) Network Layer
- D) Session Layer
- Answer: D) Session Layer
- Which of the following is a key function of the Session Layer?
- A) Data segmentation
- B) Error detection and correction
- C) Session synchronization
- D) Packet routing
- Answer: C) Session synchronization
- Which of the following allows for full-duplex communication at the Session Layer?
- A) SMTP
- B) HTTP
- C) NetBIOS
- D) IMAP
- Answer: C) NetBIOS
- Which protocol is used to manage communication between applications over a network at the Session Layer?
- A) UDP
- B) HTTP
- C) SMB
- D) FTP
- Answer: C) SMB
- Which of the following refers to a controlled flow of data between applications on two different devices?
- A) Dialog control
- B) Data formatting
- C) Error handling
- D) Routing control
- Answer: A) Dialog control
- What happens during session termination at the Session Layer?
- A) Connection is reset
- B) Data flow is stopped
- C) Communication is lost
- D) Resources are released and the session is closed
- Answer: D) Resources are released and the session is closed
- Which of the following is the primary responsibility of the Session Layer regarding data exchange?
- A) Data compression
- B) Data segmentation
- C) Data synchronization
- D) Data routing
- Answer: C) Data synchronization
- In which of the following is the Session Layer responsible for dialog control?
- A) Simplex communication
- B) Half-duplex communication
- C) Full-duplex communication
- D) All of the above
- Answer: D) All of the above
- Which of the following best describes the role of checkpoints in the Session Layer?
- A) They ensure data is transmitted efficiently.
- B) They allow recovery of data in case of failure.
- C) They determine the flow rate of data.
- D) They handle data fragmentation.
- Answer: B) They allow recovery of data in case of failure.
- Which of the following is NOT a protocol used at the Session Layer?
- A) NetBIOS
- B) RPC
- C) FTP
- D) PPTP
- Answer: C) FTP
- The PPTP protocol operates at which OSI layer?
- A) Transport Layer
- B) Network Layer
- C) Session Layer
- D) Application Layer
- Answer: C) Session Layer
- Session Layer’s role in a communication involves ensuring:
- A) Secure data transmission
- B) Compression of data
- C) Data exchange between application processes
- D) Routing of data across networks
- Answer: C) Data exchange between application processes
- Which of the following layers is directly responsible for managing data flow during communication?
- A) Transport Layer
- B) Session Layer
- C) Network Layer
- D) Data Link Layer
- Answer: B) Session Layer
- Which of the following defines the protocol used for handling communication sessions over the internet?
- A) RPC
- B) IP
- C) HTTP
- D) SMTP
- Answer: A) RPC
- What does “session establishment” mean in the context of the Session Layer?
- A) A new communication connection is created and initiated
- B) Data is transmitted over the network
- C) Data is formatted for transmission
- D) A session is completed and closed
- Answer: A) A new communication connection is created and initiated
- Which of the following is NOT part of the session management process?
- A) Establishment of connection
- B) Termination of the session
- C) Error correction during transmission
- D) Maintenance of the session
- Answer: C) Error correction during transmission
- What layer comes directly above the Session Layer in the OSI model?
- A) Transport Layer
- B) Application Layer
- C) Presentation Layer
- D) Data Link Layer
- Answer: B) Application Layer
- Which of the following is true about dialog control in the Session Layer?
- A) It ensures data is delivered to the correct application.
- B) It handles data synchronization between sending and receiving devices.
- C) It prevents the loss of data during transmission.
- D) It defines whether the communication is half-duplex or full-duplex.
- Answer: D) It defines whether the communication is half-duplex or full-duplex.
- The SMB protocol primarily operates at which OSI layer?
- A) Network Layer
- B) Transport Layer
- C) Session Layer
- D) Application Layer
- Answer: C) Session Layer
- Which of the following is a characteristic of full-duplex communication?
- A) Data flows in one direction only.
- B) Data flows in both directions simultaneously.
- C) Data flows in both directions but not at the same time.
- D) Data is transmitted using a single channel.
- Answer: B) Data flows in both directions simultaneously.
- Which of the following protocols ensures the setup and management of sessions?
- A) FTP
- B) HTTP
- C) NetBIOS
- D) TCP
- Answer: C) NetBIOS
- Session Layer operates at which OSI model layer number?
- A) Layer 3
- B) Layer 4
- C) Layer 5
- D) Layer 7
- Answer: C) Layer 5
- What does the Session Layer help with in terms of data flow control?
- A) Encryption and decryption
- B) Ensuring data is delivered in the correct order
- C) Managing data compression
- D) Ensuring reliable data transmission across different networks
- Answer: B) Ensuring data is delivered in the correct order
- Which of the following is not typically a responsibility of the Session Layer?
- A) Maintaining connection state
- B) Managing dialog between two devices
- C) Routing data packets
- D) Establishing communication sessions
- Answer: C) Routing data packets
- The primary purpose of checkpointing in the Session Layer is to:
- A) Detect errors in transmission
- B) Allow data recovery in case of transmission failure
- C) Format data for presentation
- D) Manage application session termination
- Answer: B) Allow data recovery in case of transmission failure
- Which of the following session control methods is supported by the Session Layer?
- A) Flow control
- B) Error detection and correction
- C) Session synchronization and dialog control
- D) Data encryption
- Answer: C) Session synchronization and dialog control
- Which layer is responsible for the actual end-to-end transmission of data, ensuring the complete data transfer?
- A) Session Layer
- B) Transport Layer
- C) Network Layer
- D) Application Layer
- Answer: B) Transport Layer
- Which of the following is the function of the Session Layer in relation to application processes?
- A) Secure the transmission of data between applications
- B) Provide routing for data transmission
- C) Control dialog and manage data transfer between applications
- D) Format data for the network layer
- Answer: C) Control dialog and manage data transfer between applications
- Which protocol is used for establishing remote sessions between computers?
- A) SSH
- B) FTP
- C) Telnet
- D) NetBIOS
- Answer: C) Telnet
- Which of the following best describes the synchronization function in the Session Layer?
- A) Data is compressed before transmission.
- B) Data flow is checked to ensure it follows a logical order.
- C) Data is encrypted to ensure confidentiality.
- D) Data is segmented into smaller chunks for faster transmission.
- Answer: B) Data flow is checked to ensure it follows a logical order.
- In the Session Layer, which protocol is used for the management of remote procedure calls?
- A) RPC
- B) FTP
- C) HTTP
- D) TCP
- Answer: A) RPC
- The NetBIOS protocol operates primarily at which OSI layer?
- A) Transport Layer
- B) Session Layer
- C) Network Layer
- D) Data Link Layer
- Answer: B) Session Layer
- Which of the following session management functions is not performed by the Session Layer?
- A) Error detection and correction
- B) Dialog synchronization
- C) Communication session initiation and termination
- D) Coordination of data exchange between applications
- Answer: A) Error detection and correction
- What role does the Session Layer play in ensuring secure data transmission?
- A) Encrypting data
- B) Compressing data
- C) Managing dialog and session integrity
- D) Ensuring packets are routed efficiently
- Answer: C) Managing dialog and session integrity
- Session Layer handles which of the following?
- A) Routing data between networks
- B) Ensuring data is formatted for the application
- C) Managing sessions and dialog control
- D) Fragmenting large data packets
- Answer: C) Managing sessions and dialog control
- Which of the following is part of the Session Layer’s dialog control?
- A) Sequence control
- B) Flow control
- C) Full-duplex or half-duplex communication
- D) End-to-end communication
- Answer: C) Full-duplex or half-duplex communication
- What would happen if the Session Layer didn’t properly manage session synchronization?
- A) Data would be lost or out of sequence.
- B) Data would be fragmented into smaller packets.
- C) Data would be compressed unnecessarily.
- D) Communication would be encrypted.
- Answer: A) Data would be lost or out of sequence.
- Which of the following best describes the function of the Session Layer in ensuring orderly communication?
- A) Handling data routing
- B) Compressing data
- C) Managing the session between applications
- D) Ensuring error-free communication
- Answer: C) Managing the session between applications
- Which protocol manages multiple sessions between a client and server?
- A) TCP
- B) HTTP
- C) NetBIOS
- D) FTP
- Answer: C) NetBIOS
- Session Layer ensures what type of communication?
- A) Encrypted
- B) Compressed
- C) Ordered and synchronized
- D) Fragmented and routed
- Answer: C) Ordered and synchronized
- Which layer above the Session Layer in OSI handles the application data for transmission?
- A) Network Layer
- B) Data Link Layer
- C) Presentation Layer
- D) Application Layer
- Answer: C) Presentation Layer
- Which feature is important for session management at the Session Layer?
- A) Data routing
- B) Session synchronization
- C) Data encryption
- D) Data fragmentation
- Answer: B) Session synchronization
- The primary responsibility of the Session Layer is to:
- A) Control the session between communicating applications
- B) Provide routing for data between networks
- C) Format data for the network
- D) Provide encryption services
- Answer: A) Control the session between communicating applications
- Session Layer interacts directly with which other layer in the OSI model?
- A) Application Layer
- B) Data Link Layer
- C) Network Layer
- D) Transport Layer
- Answer: A) Application Layer
- Which of the following does the Session Layer NOT do?
- A) Initiate, maintain, and terminate sessions
- B) Handle data routing
- C) Manage the flow of data between two applications
- D) Synchronize the communication between applications
- Answer: B) Handle data routing
- In the Session Layer, how does data recovery occur after a failure?
- A) By resetting the connection
- B) By using checkpoints to resume from the last known good state
- C) By encrypting data again
- D) By retransmitting all data
- Answer: B) By using checkpoints to resume from the last known good state
- Which of the following best describes the Session Layer’s relationship with the Transport Layer?
- A) The Session Layer defines the application session, while the Transport Layer manages the actual transmission of data.
- B) The Session Layer provides data compression, while the Transport Layer ensures error detection.
- C) The Session Layer is not connected to the Transport Layer.
- D) The Session Layer handles encryption and decryption, while the Transport Layer handles routing.
- Answer: A) The Session Layer defines the application session, while the Transport Layer manages the actual transmission of data.
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