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WorksheetsNetwork+ OSI Model
Total questions: 11
Worksheet time: 33mins
Alice is a network administrator designing a new Local Area Network (LAN). She needs to determine the type of cabling and the network topology to implement.
Which layers of the Open Systems Interconnection (OSI) model apply to cabling and topology elements?
Physical and data link layers
Data link and network layers
Network and transport layers
Transport and application layers
Ed is a software developer who has been given the task of creating an application that requires guaranteed delivery of information between end systems.
At which layer of the Open Systems Interconnection (OSI) model does the protocol that provides the guaranteed delivery run, and what type of protocol must Ed use?
Data link layer; connectionless
Network layer; connection-oriented
Transport layer; connection-oriented
Application layer; connectionless
Which of the following is a correct listing of the Open Systems Interconnection (OSI) model layers, in order, from top to bottom?
Physical, data link, transport, network, session presentation, application
Application, session, presentation, transport, network, data link, physical
Presentation, application, transport, session, network, physical, data link
Session, application, presentation, transport, data link, network, physical
Application, presentation, session, transport, network, data link, physical
On a TCP/IP network, flow control is a function implemented in protocols operating at which layer of the Open Systems Interconnection (OSI) model?
Presentation
Session
Transport
Network
Which of the following protocols operate at the application layer of the Open Systems Interconnection (OSI) model? (Choose all that apply.)
HTTP
SNMP
ICMP
IGMP
UDP
A client on a TCP/IP network is attempting to establish a session with a server. Which of the following correctly lists the order of the TCP flags raised in the Transmission Control Protocol (TCP) session establishment messages?
SYN, ACK, SYN, ACK
SYN, SYN, ACK, ACK
SYN/ACK, SYN/ACK
SYN, SYN/ACK, ACK
Which of the following Transmission Control Protocol (TCP) control bits signals to initiate the termination of a session?
SYN
URG
FIN
END
PSH
Which of the following is the Maximum Transmission Unit (MTU) size for an Ethernet
frame?
512
1024
1500
1518
In the Open Systems Interconnection (OSI) model, at which layer does the Internet Protocol (IP) operates, and whether it is connection-oriented or connectionless?
Network; connection-oriented
Network; connectionless
Transport; connection-oriented
Transport; connectionless
At which of the Open Systems Interconnection (OSI) model layers does a switche
performs its basic functions?
Physical
Data Link
Network
Trnsport
A network is experiencing a number of CRC errors during normal network communication. At which of the following layers of the OSI model will the administrator MOST likely start to troubleshoot?
Layer 1
Layer 4
Layer 2
Layer 5
Layer 3
