ITE 100 MID-TERM QUESTIONS & ANSWERS
Transport - Answers -At the __________ layer of the 5 layer Internet model, the TCP
protocol is responsible for breaking large files received from the application layer into
smaller packets and opening a connection to a server for transferring the packets. (use
the one word name, not number)
Application - Answers -In the 7 layer OSI model, the session, presentation and
application layers correspond to the ________ layer of the 5 layer Internet model (use
single word for the layer name, not number)
WAN - Answers -Typically shared ownership, higher speeds at the core, and First was
LAN - Answers -Ethernet is a typical example of
TCP - Answers -Transport Layer protocol
Ethernet - Answers -Data Link Layer protocol
cables and bits - Answers -Physical layer protocol
IP - Answers -Network layer protocol
HTTP - Answers -Application layer protocol
Application layer purpose - Answers -user's access to a network, software to perform
work
Transport layer purpose - Answers --End-to-End Management
-Link application layer to a network
-xSegmenting and tracking
-Flow control
Network layer purpose - Answers -Deciding where the message goes
-Addressing
-Routing
Data link layer purpose - Answers --Move a message from one device to the next
-Controls hardware
-Formats the message
-Error checking
Presentation layer - Answers -Formats data for presentation to the user.
Accommodates different interfaces on different computers
, session layer - Answers -Responsible for managing and structuring for all sessions.
Physical layer purpose - Answers -Transmits message
Standards - Answers -they ensure that hardware and software from different vendors
work together and "speak the same language"
Local Area Networks (LANs) - Answers -- Covers a small, clearly defined area
- Might contain a single floor or work area or single building
- High-speed networks connecting other networks together
- May span hundreds of feet to several miles - Answers -Backbone Networks (BNs)
Wide Area Networks (WANs) - Answers --Largest geographic scope
-Often composed of leased circuits
-May spans hundreds or thousands of miles
Intranet - Answers -A network (often a LAN) that uses the Internet technologies to
share information within an organization,
-Open only to those inside the organization
- accessible through the organization's intranet
-A network that uses the Internet technologies to share information between
organizations
-Open only those invited users outside the organization
- Accessible through internet - Answers -Extranet
-OSI (Open Systems Interconnection Reference Model)
- Internet Model (TCP/IP)(most popular) - Answers -types of network models
Application eg. Internet explorer and web pages - Answers -The
OSI(Application+presentation+session layers) become ____________ layer in internet
model and its example:
Protocol - Answers -defines the language of transmission
It specifies the rules, functionality, and messages for communication at the layer
Protocol Data Unit (PDU) - Answers -contains layer-specific information necessary for a
message to be transmitted through a network
1876 - Answers -Telephone was created
1885 - Answers -AT&T was invented
1969 - Answers -Internet
Transport - Answers -At the __________ layer of the 5 layer Internet model, the TCP
protocol is responsible for breaking large files received from the application layer into
smaller packets and opening a connection to a server for transferring the packets. (use
the one word name, not number)
Application - Answers -In the 7 layer OSI model, the session, presentation and
application layers correspond to the ________ layer of the 5 layer Internet model (use
single word for the layer name, not number)
WAN - Answers -Typically shared ownership, higher speeds at the core, and First was
LAN - Answers -Ethernet is a typical example of
TCP - Answers -Transport Layer protocol
Ethernet - Answers -Data Link Layer protocol
cables and bits - Answers -Physical layer protocol
IP - Answers -Network layer protocol
HTTP - Answers -Application layer protocol
Application layer purpose - Answers -user's access to a network, software to perform
work
Transport layer purpose - Answers --End-to-End Management
-Link application layer to a network
-xSegmenting and tracking
-Flow control
Network layer purpose - Answers -Deciding where the message goes
-Addressing
-Routing
Data link layer purpose - Answers --Move a message from one device to the next
-Controls hardware
-Formats the message
-Error checking
Presentation layer - Answers -Formats data for presentation to the user.
Accommodates different interfaces on different computers
, session layer - Answers -Responsible for managing and structuring for all sessions.
Physical layer purpose - Answers -Transmits message
Standards - Answers -they ensure that hardware and software from different vendors
work together and "speak the same language"
Local Area Networks (LANs) - Answers -- Covers a small, clearly defined area
- Might contain a single floor or work area or single building
- High-speed networks connecting other networks together
- May span hundreds of feet to several miles - Answers -Backbone Networks (BNs)
Wide Area Networks (WANs) - Answers --Largest geographic scope
-Often composed of leased circuits
-May spans hundreds or thousands of miles
Intranet - Answers -A network (often a LAN) that uses the Internet technologies to
share information within an organization,
-Open only to those inside the organization
- accessible through the organization's intranet
-A network that uses the Internet technologies to share information between
organizations
-Open only those invited users outside the organization
- Accessible through internet - Answers -Extranet
-OSI (Open Systems Interconnection Reference Model)
- Internet Model (TCP/IP)(most popular) - Answers -types of network models
Application eg. Internet explorer and web pages - Answers -The
OSI(Application+presentation+session layers) become ____________ layer in internet
model and its example:
Protocol - Answers -defines the language of transmission
It specifies the rules, functionality, and messages for communication at the layer
Protocol Data Unit (PDU) - Answers -contains layer-specific information necessary for a
message to be transmitted through a network
1876 - Answers -Telephone was created
1885 - Answers -AT&T was invented
1969 - Answers -Internet
