Protocols in which stations listen for a carrier and act accordingly are

NETWORKING - ETHERNET MCQ

• Ethernet uses a ______ physical address that is imprinted on the network interface card (NIC)
• You have 10 users plugged into a hub running 10Mbps half-duplex. There is a server connected to the switch running 10Mbps half-duplex as well. How much bandwidth does each host have to the server?
• How many bytes are in Ethernet address?
• How different computers are connected to a LAN by a cable?
• How many bits are there in the Ethernet address?
• On an Ethernet network, this is the unit of data that is transmitted between network points. It has explicit minimum and maximum lengths and a set of required pieces of information that must appear within it
• _____ transmission technology (based on Ethernet) provides a data rate of 1 billion bits per second
• A personal computer or workstation on an Ethernet network must have one of these cards
• This is a device that can be used to connect one Ethernet network to another nearby Ethernet network
• What is the hexadecimal equivalent of the Ethernet address 01011010 00010001 01010101 00011000 10101010 00001111?
• If an Ethernet destination address is 07:01:02:03:04:05, then this is a ______ address
• If an Ethernet destination address is 08:07:06:05:44:33, then this is a ______ address
• Which of the following could not be an Ethernet unicast destination?
• Which of the following could not be an Ethernet multicast destination?
• The _______ layer of Ethernet consists of the LLC sublayer and the MAC sublayer
• The _____ sublayer is responsible for the operation of the CSMA/CD access method and framing
• Each station on an Ethernet network has a unique _______ address imprinted on its network interface card (NIC)
• The minimum frame length for 10-Mbps Ethernet is _______bytes
• The maximum frame length for 10-Mbps Ethernet is ________ bytes
• _________ uses thick coaxial cable
• __________ uses thin coaxial cable
• _________ uses four twisted-pair cables that connect each station to a common hub
• ________ uses fiber-optic cable
• Fast Ethernet has a data rate of ________Mbps
• Gigabit Ethernet access methods include _______ mode
• In Ethernet addressing, if the least significant bit of the first byte is 0, the address is _________
• In Ethernet addressing, if the least significant bit of the first byte is 1, the address is _________
• In Ethernet addressing, if all the bits are 1s, the address is _________
• ______defines a protocol data unit (PDU) that is somewhat similar to that of HDLC
• The purpose of the _______ is to provide flow and error control for the upper-layer protocols that actually demand these services
• In the Ethernet, the _______field is actually added at the physical layer and is not (formally) part of the frame
• In the Ethernet frame, the _______ field contains error detection information
• Standard Ethernet (10-Mbps) uses _______ encoding
• 100Base-TX uses _________ block coding and ________ line coding
• 100Base-FX uses _________ block coding and ________ line coding
• 100Base-T4 uses ________ line coding
• 1000Base-SX, 1000Base-LX, and 1000Base-CX use _________ block coding and ________ line coding
• 1000Base-T uses ________ line coding
• A standalone program that has been modified to work on a LAN by including concurrency controls such as file and record locking is an example of
• A hub is used in ......................... Ethernet
• A transceiver cable is used in ......................... Ethernet
• The protocol used in ETHERNET?
• In Token Ring, Which of the following is not a transceiver function ?
• The problem of a station not being able to detect a potential competitor for the medium because it thinks that there is activity between them is called
• Protocols in which stations listen for a carrier and act accordingly are
• LANs can be connected by a device called
• In .................... all frames are given to the computer, not to those addressed
• Algorithm is used in transparent bridges
• FDDI is an acronym for
• bridge operates in promiscuous mode
• Frames from one LAN can be transmitted to another LAN via the device
• Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit for answer:
• Your company has a LAN in its downtown office and has now set up a LAN in the manufacturing plant in the suburbs. To enable everyone to share data and resources between the two LANs, what type of device(s) are needed to connect them? Choose the most correct answer
• How many hosts are attached to each of the local area networks at your site?
• Select the correct statement about broadband and baseband
• Intranets and extranets can use their network fire walls and other security features to establish secure Internet links within an enterprise or with its trading partners. Select the best fit for answer:
• Devices interconnected by the LAN should include
• A 8-Mbps token ring has a token holding timer value of 10 msec. What is the longest frame (assume header bits are negligible) that can be sent on this ring?
• Data are sent over pin _____ of the EIA-232 interface
• Internet-like networks between a company and its business partners. Select the best fit for answer:
• Distributed Queue Dual Bus is a standard for
• Ethernet and Token-Ring are the two most commonly used network architectures in the world. Jim has heard of the different topologies for networks and wants to choose the architecture that will provide him with the most options. Which of the following would that be? Choose the most correct answer
• Token-Ring because it currently can run at both 4Mbps and 16Mbps. This means that it can be used in any topology
• A network that requires human intervention of route signals is called a
• You are trying to decide which type of network you will use at your office, and you want the type that will provide communication and avoid collisions on the cable. Which of the following is the best network choice?
• Which of the following items is not used in Local Area Networks (LANs)?
• A network which is used for sharing data, software and hardware among several users owning microcomputers is called
• When a group of computers is connected together in a small area without the help of telephone lines, it is called
• The systematic access of small computers in a distributed data processing system is referred to as:
• The basic Ethernet design does not provide
• A computer that handles resource sharing and network management in a local area network. Select the best fit for answer:
• Which of the following is an important characteristic of LAN?
• How many pairs of stations can simultaneously communicate on Ethernet LAN?
• Different computers are connected to a LAN by a cable and a/an
• A point-to-point link in a remote backbone connected by remote bridges acts as
• Connecting devices are divided into
• The bridge must discard any frames too large for its
• Each LAN type has its own strategy in the sending of
• Each LAN type has its own frame
• The device that operates below the physical layer of the OSI model is
• Wireless LANs implement security measures in the
• In filtering when the frame is forwarded, the decision must specify the
• Reconfiguration of the stations in transparent bridges are unnecessary, if the bridge has added or deleted from
• Stations can be configured through technique
• VLANs provides
• Virtual LANs create
• No protocol at the data link layer allows the fragmentation and reassembly of
• Active hub is actually a
• In transparent bridges, redundancy of the bridges can create loops in the system which is very
• Repeaters only regenerate the strength of the signals, it does not
• The connecting device which operates at the physical and data link layer is called
• Bridges are also repeaters and
• A transparent bridge\'s duties include
• The repeater is a
• In transparent bridges, the systems administrator would manually enter each table entry during
• There is no filtering capability in
• The data of the bridge frames must be fragmented into several frames, then the incoming frame\'s size is too
• A system equipped with transparent bridges must meet
• The bridge must buffer the frame to compensate for the incurred
• A repeater connects segments of the same
• A repeater is a device that operates only in the
• A bridge has a table that maps addresses to
• In the transparent bridge, the stations are completely unaware of the existence of
• A repeater is a device that cannot connect LANs of
• In backbone network, the topology of the backbone is
• In source routing, a sending station defines the bridges that the frame must
• Passive Hubs are actually a
• A repeater receives a signal and before it becomes too weak or corrupted, regenerates the original
• Bridge can operate on both layers those are
• The connecting device that is used to connect the wires coming from different branches is known as
• In transparent bridges, when station A sends a frame to station D then there is no entry in
• The field of the MAC frame that alerts the receiver and enables it to synchronize is known as
• The maximum length of 1000BaseSX is
• 1000Base-LX has used two wires for long wave are
• Protocol Data Unit (PDU) is similar to
• The terms that control the flow and errors in full duplex switched Ethernet is called
• In 10Base2, the cable is
• Preamble contains
• The maximum length of optical fiber in 10BaseF is
• A destination address can be
• In Ethernet frame, both destination and sender addresses are of length
• In 100BaseT4 the total number of wires are
• The original Ethernet was created in
• The Ethernet frame contains
• The Computer Society of the IEEE started a project named project 802 in
• NIC stand for
• A source address is always a
• In gigabit Ethernet three or more stations are connected by
• The term that is used to set standards to enable intercommunication among equipment from a variety of manufacturers is called
• In 10Base5, the maximum length of the coaxial cable is
• IEEE Standard was adopted by the
• Media access control is the sub layer of
• In half duplex mode of MAC sublayer the stations are connected via
• Fast Ethernet can transmit data at the rate of
• In the full duplex mode of gigabit Ethernet, there is no
• In standard Ethernet, data is converted to a digital signal using the
• 10BaseT is used to connect the stations by using
• Three different encoding schemes were used for all the implementations in
• The minimum frame length for 1O-Mbps Ethernet is 64 bytes and the maximum is
• By using fast Ethernet two stations are connected via
• The original Ethernet has gone through
• Acknowledgments of the frames must be implemented at the
• The line encoding scheme that is used in 1000BaseCX is
• The sublayer of data link layer that frames the data received from upper layer is called
• CRC field is used to show the
• The term that is used to raise the bandwidth and separate collision domains are called
• In multicast the relationship between the sender and receiver is
• The maximum length of 10GBase-L in Gigabit ethernet implementation is
• There is no need for CSMA/CD in
• Header plus trailer of Ethernet is
• The minimum length of data in Ethernet frame is
• Gigabit Ethernet has a data rate of
• In IEEE Project 802, the Logic Link Control (LLC) is used to control and handle the
• Round trip time and time required to send the jam sequence is called the
• The latest Ethernet standard is Ten-Gigabit Ethernet operates at
• The block encoding increases the bit rate from
• NIC provides an Ethernet station with physical address of
• The flag of the Start frame delimiter (SFD) is
• 10Base5 is a
• 10 Gigabit Ethernet operates only in
• The MAC sublayer frames the data received from upper layer and passes them to the
• In 10Base2, the maximum length of coaxial cable is
• Logic Link Control (LLC) defines a
• Fast Ethernet has a data rate of
• The mode of propagation of data in 10GBase-E is
• Gigabit Ethernet is also known as the
• Fast Ethernet was designed to compete with
• The data link layer in the IEEE standard is divided into two sub layers of
• The maximum length of 100BaseTX is
• 100BaseFX is used for the encoding of
• Fast Ethernet also called
• The number of wires used in 1000BaseT are
• By using bridge, the collision is
• The preamble is actually added at the
• Address is unicast, if the least significant bit of the first byte is
• The Logic Link Control provides one single data link control protocol for all IEEE
• 100BaseTX uses two pairs of
• Fast Ethernet address contains
• The slot time for gigabit Ethernet is
• Maximum length of Ethernet frame is
• In most transmission media, the signal propagates at
• The half duplex mode of gigabit Ethernet approach uses

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