WorksheetsDIGITAL COMMUNICATION
Total questions: 35
Worksheet time: 17mins
What is layer 7 of the OSI model?
Application
Presentation
Session
Transport
What is layer 5 of the OSI model?
Presentation
Session
Transport
Network
What is layer 4 of the OSI model?
Session
Transport
Network
Data Link
What is layer 3 of the OSI model?
Transport
Network
Data Link
Physical
What is layer 2 of the OSI model?
Transport
Network
Data Link
Physical
What is layer 1 of the OSI model?
Application
Presentation
Data Link
Physical
What are sets of clearly defined rules, regulations, standards, and procedures that enable hardware and software developers to make devices and applications that function properly at a particular layer?
Protocol
TCP/IP
Networks
Interconnection
What contains 4 pairs of wires that can transmit and receive data?
UTP
Physical layer
Auxillary cables
Coaxial cables
What does NIC stand for?
Network Interface Card
Network Interconnect Card
Network Interchange Card
Network Integrated Card
What does MAC stand for?
media access control
multi access control
media account control
multi address control
What does OUI stand for?
organizationally unique identifier
organization unicorn identity
ominous ubiquitous inquiry
oreos under igloos
What is it called when a NIC attaches to a frame when it wants every other NIC on the network to read it?
Broadcast address
Biometric binding
IP address
Network reader
Comcast communicator
What does LLC stand for?
Limited liability company
Logical link control
LL Cool J
Lightly linked cord
Life line cable
How much data can a typical frame contain?
2243 pixels
768 bits
500 bytes
1500 kilobytes
What is layer 6 of the OSI model?
Spooky
Presentation
Session
Transport
Process to process delivery is the responsibility of which of the following OSI layers?
Transport layer
Data link layer
Network Layer
Session layer
Host to host delivery is the responsibility of which of the following OSI layers?
Transport layer
Data link layer
Network Layer
Session layer
Hop to hop delivery is the responsibility of which of the following OSI layers?
Transport layer
Data link layer
Network Layer
Session layer
What is the full form of PDU in computer networking?
Packet Data Unit
Protocol Data Unit
Presentation Data Unit
Physical Data Unit
What is the name of PDU in transport layer?
Segment
Packet
Frame
Bits
Which of the following network devices broadcast incoming data?
Hub
Switch
Router
Repeater
Which of the following network devices is also called layer 2 device? (choose two)
Hub
Switch
Router
Bridge
Which of the following layer divides data from upper layer into smaller segments?
Session Layer
Presentation Layer
Transport Layer
Network Layer
Which of the following layers is responsible for establishing link (dialog exchange) before actual data communication?
Application Layer
Session Layer
Network Layer
Transport Layer
Which of the following are the duties of physical layer? (choose two)
Modulation and demodulation of signal
Specification of transmission media
Segmentation and reassembly
Media access control
What does MAC stand for?
media access control
multi access control
media account control
multi address control
Which of the following devices resides at the data link layer of the OSI model?
Router
Passive hub
Ethernet switch
Repeater
Packets are packaged into frames at which layer of the OSI model?
data link
transport
physical
presentation
application
A broadcast domain consists of:
(Choose two.)
All computers and or switches my computer can reach without crossing a router.
All computers on the Internet.
Computers and other devices that can be reached when sending frames to ff:ff:ff:ff:ff:ff.
All computer with the IP address of 192.168.0/24
Computers get MAC addresses from a DHCP server.
True
False
Which of the following are layer 2 devices?
NIC
Hub
Router
Switch
Collision domains are eliminated by the use of full-duplex networking and hubs.
True
False
If a computer can discover the MAC address for another computer, it can communicate directly with that computer.
True
False
