Test1 Flashcards
(47 cards)
The number of layers in TCP/IP stack
- 5
- 7
- 6
- None of the mentioned
None of the mentioned (4)
The number of layers in ISO OSI reference model
- 5
- 7
- 6
- None of the mentioned
7
This layer is an addition to OSI model when compared with TCP IP model
- Application layer
- Presentation layer
- Session layer
- Both Session and Presentation layer
Both Session and Presentation layer
Application layer is implemented in
- End system
- NIC
- Ethernet
- None of the mentioned
End system
Transport layer is implemented in
- End system
- NIC
- Ethernet
- None of the mentioned
End System
The functionalities of presentation layer includes
- Data compression
- Data encryption
- Data description
- All of the mentioned
All of the mentioned
Delimiting and synchronization of data exchange is provided by
- Application layer
- Session layer
- Transport layer
- Link layer
Session Layer
In OSI model, when data is sent from device A to device B, the 5th layer to receive data at B is
- Application layer
- Transport layer
- Link layer
- Session layer
Session Layer
In TCP IP Model, when data is sent from device A to device B, the 5th layer to receive data at B is
- Application layer
- Transport layer
- Link layer
- Session layer
Application Layer
In the OSI model, as a data packet moves from the lower to the upper layers, headers are _______
- Added
- Removed
- Rearranged
- None of the mentioned
Removed
Identify the statement which cannot be associated with OSI model
- A structured way to discuss and easier update system components
- One layer may duplicate lower layer functionality
- Functionality at one layer no way requires information from another layer
- None of the mentioned
Functionality at one layer no way requires information from another layer
OSI stands for
- open system interconnection
- operating system interface
- optical service implementation
- none of the mentioned
open system interconnection
The OSI model has _______ layers.
- 4
- 5
- 6
- 7
7
TCP/IP model does not have ______ layer but OSI model have this layer.
- session layer
- transport layer
- application layer
- None of the mentioned
Session layer
Which layer links the network support layers and user support layers
- session layer
- data link layer
- transport layer
- network layer
Transport layer
Which address is used in an internet employing the TCP/IP protocols?
- physical address and logical address
- port address
- specific address
- all of the mentioned
all of the mentioned
TCP/IP model was developed _____ the OSI model.
- prior to
- after
- simultaneous to
- none of the mentioned
prior to
Which layer is responsible for process to process delivery?
- network layer
- transport layer
- session layer
- data link layer
Transport layer
Which address identifies a process on a host?
- physical address
- logical address
- port address
- specific address
port address
Which layer provides the services to user?
- application layer
- session layer
- presentation layer
- none of the mentioned
application layer
Transmission data rate is decided by
- network layer
- physical layer
- data link layer
- transport layer
physical layer
Which of the following is not a layer of the Open Systems Interconnect (OSI) reference model?
- Physical layer
- Data link layer
- Internet access layer
- Presentation layer
Internet access layer
The term packet is used fairly generically to refer to protocol data unit (PDU). There are PDU equivalent names in the different OSI layers. What is the name of the unit in the physical layer of the OSI reference model?
- Segment
- Frames
- Bits
- Packet
Bits
Which of the following is not a characteristic of the Media Access Control (MAC) sublayer of the data link layer (Layer 2) of the OSI reference layered model?
- The MAC sublayer uses a physical address call a MAC address, which is a 48-bit (6-byte) address assigned to a device network interface card.
- Layer 2 devices view a network as a logical topology.
- Method of transmitting on the media.
- The use of flow control on a network to prevent a receiver from being overwhelmed.
Method of transmitting on the media.