1. Routers operating at which layer of the OSI model?
Physical
Transport
Network
MAC sublayer của dữ liệu liên kết dữ liệu
Routers operate at the Network layer in the OSI model.
2. Bits đã được cung cấp vào khung ở mà của chế độ OSI?
Data link
Transport
Physical
Presentation
Application
The bits are packaged into data link layer frames of the OSI model. Refer to Learn more about the OSI Model
3. Which của sau này được hỗ trợ của dùng một đường dẫn Layered?
It facilitates troubleshooting
Hãy gỡ bỏ các cơ sở dữ liệu tiến trình này vào thêm sự phân tách cho phép
Hành động này được hỗ trợ được tạo với khác Manufacturers
All of the above
The benefit of using a stratified network model is that it is easy to solve the problem, divide complex network processes into smaller manageable parts, and allow layers to be developed by different vendors. ability to interact with each other.
4. Layers of the OSI model, từ top đầu, được:
Application, presentation, session, transport, network, data link, physical
Session, presentation, data transport, MAC, network, physical
Physical, data link, network, transport, session, presentation, application
Application, encryption, network, transport, logical link control, physical
The top-down OSI model is: Physical, data link, network, transport, session, presentation, application
5. Which of the following operate at the layer presentation?
FTP and HTTP
SMTP
UDP
Midi and jpeg
All of the above
Midi and jpeg are two conspicuous examples of Presentation layer in OSI model.
6. Which of the following are transport layer protocols?
TCP and UDP
ATM
CISC
HTTP and FTP
TCP and UDP are two Transport layer protocols in the OSI model.
7. Which of the following are considered to be protocols upper layer?
Presentation and session
Application and presentation
Application, presentation and session
Application, presentation, session and transport
Application
Application layers, presentations, and sessions are protocols above.
8. Flow control takes place at which layer?
Physical
Network
Transport
Data link
Application
Flow control takes place at Transport - Transport layer.
9. Encryption takes place at which layer?
Physical
Presentation
Application
Session
Data link
Encryption takes place on the Presentation floor.
10. The layer network dùng xác thực để đường dẫn dữ liệu đến hosts destination.
True
False
The Network layer uses a logical address to route data to the destination server.
11. Error detection and recovery takes place at that layer?
Transport
Presentation
Data link
Network
Application
Detect and recover errors in the Transport layer.
12. Which layer establishes, maintains, and terminates communications between applications được đặt trên khác thiết bị?
Application
Session
Transport
Network
Data link
The Session layer establishes, maintains, and terminates communication between applications on many different devices.