CIS 235 ALL FINAL PAPER QUESTIONS AND ANSWERS
SURE A+
✔✔Layer 5 - ✔✔Which layer is responsible for establishing and maintaining the
communications link between nodes?
✔✔half duplex - ✔✔Two-way alternate (TWA) mode for dialog control is used in ______
communications
✔✔Encryption - ✔✔is a process that scrambles the data so that it cannot be read if
intercepted by unauthorized users
✔✔Application - ✔✔Which layer governs a user's access to network services?
✔✔encapsulate - ✔✔The term _____ refers to wrapping the information in one layer
inside the information within the next layer
✔✔PDU - ✔✔The information from one layer that is transferred to the next is called
which of the following?
✔✔preamble - ✔✔The _____ field in an Ethernet frame synchronizes frame
transmission and consists of an alternating pattern of zeroes and ones
✔✔port - ✔✔Which of the following is NOT a field in an Ethernet frame?
✔✔star - ✔✔The token ring transport method uses a physical ______ topology along
with the logic of a ring topology
✔✔MAC - ✔✔Which of the following is an address associated with a NIC?
✔✔beaconing - ✔✔If no broadcasts are detected from the active monitor or any one of
the standby monitors, a ring goes into a
✔✔T-carrier - ✔✔A(n) ______ line is a dedicated telephone line that can be used for
data communications to connect two different locations for continuous point-to-point
communications
✔✔UDP - ✔✔The ____ Transport layer protocol is used by network applications that do
not require the same level of reliability as offered by TCP.
✔✔False - ✔✔TCP is a Network layer protocol.
✔✔TTL - ✔✔Which of the following fields in an IP packet header contains information
that prevents a packet from continuously circulating around a network.
, ✔✔spanning tree - ✔✔Networks that contain two or more bridges use the ____
algorithm to bridge frames and to set up a system of checks performed by bridges.
✔✔HTTP - ✔✔Which protocol enables the establishment of a Web connection and
provides for the exchange of resources, such as displaying Web pages in your
browser?
✔✔Unshielded twisted-pair - ✔✔____ cable is the most frequently used network cable
because it is relatively inexpensive and easy to install.
✔✔OSPF - ✔✔____ sends only the portion of the routing table that pertains to its most
immediate router links, which is called the "link-state routing message."
✔✔255.255.255.255 - ✔✔Which of the following represents a broadcast IP address?
✔✔32,48 - ✔✔Which of the following number pairs represents the number of bits in an
IPv4 address and MAC address, respectively?
✔✔Horizontal - ✔✔____ cabling is defined by the EIA/TIA-568 standard as cabling that
connects workstations and servers in the work area.
✔✔transceiver - ✔✔A(n) ____ is a device that can transmit and receive, such as
transmitting and receiving signals on a communications cable.
✔✔ARP - ✔✔Which of the following protocols enables the sending node to obtain the
MAC addresses of the intended recipient before packets are sent?
✔✔True - ✔✔The MAC controller works at the LLC sublayer by initiating the
communications link between nodes, among other functions.
✔✔window - ✔✔The ____ field in a TCP frame header consists of the number of bytes
that can be transmitted before the sender receives an acknowledgment of receipt.
✔✔Static - ✔✔____ routes are routes set up by the network administrator and specify
fixed paths between two routers.
✔✔Switches - ✔✔____ provide bridging capacity along with the ability to increase the
bandwidth on existing networks.
✔✔False - ✔✔Computers can fully communicate with one another as long as they are
on the same LAN, regardless of the protocol they are running.
SURE A+
✔✔Layer 5 - ✔✔Which layer is responsible for establishing and maintaining the
communications link between nodes?
✔✔half duplex - ✔✔Two-way alternate (TWA) mode for dialog control is used in ______
communications
✔✔Encryption - ✔✔is a process that scrambles the data so that it cannot be read if
intercepted by unauthorized users
✔✔Application - ✔✔Which layer governs a user's access to network services?
✔✔encapsulate - ✔✔The term _____ refers to wrapping the information in one layer
inside the information within the next layer
✔✔PDU - ✔✔The information from one layer that is transferred to the next is called
which of the following?
✔✔preamble - ✔✔The _____ field in an Ethernet frame synchronizes frame
transmission and consists of an alternating pattern of zeroes and ones
✔✔port - ✔✔Which of the following is NOT a field in an Ethernet frame?
✔✔star - ✔✔The token ring transport method uses a physical ______ topology along
with the logic of a ring topology
✔✔MAC - ✔✔Which of the following is an address associated with a NIC?
✔✔beaconing - ✔✔If no broadcasts are detected from the active monitor or any one of
the standby monitors, a ring goes into a
✔✔T-carrier - ✔✔A(n) ______ line is a dedicated telephone line that can be used for
data communications to connect two different locations for continuous point-to-point
communications
✔✔UDP - ✔✔The ____ Transport layer protocol is used by network applications that do
not require the same level of reliability as offered by TCP.
✔✔False - ✔✔TCP is a Network layer protocol.
✔✔TTL - ✔✔Which of the following fields in an IP packet header contains information
that prevents a packet from continuously circulating around a network.
, ✔✔spanning tree - ✔✔Networks that contain two or more bridges use the ____
algorithm to bridge frames and to set up a system of checks performed by bridges.
✔✔HTTP - ✔✔Which protocol enables the establishment of a Web connection and
provides for the exchange of resources, such as displaying Web pages in your
browser?
✔✔Unshielded twisted-pair - ✔✔____ cable is the most frequently used network cable
because it is relatively inexpensive and easy to install.
✔✔OSPF - ✔✔____ sends only the portion of the routing table that pertains to its most
immediate router links, which is called the "link-state routing message."
✔✔255.255.255.255 - ✔✔Which of the following represents a broadcast IP address?
✔✔32,48 - ✔✔Which of the following number pairs represents the number of bits in an
IPv4 address and MAC address, respectively?
✔✔Horizontal - ✔✔____ cabling is defined by the EIA/TIA-568 standard as cabling that
connects workstations and servers in the work area.
✔✔transceiver - ✔✔A(n) ____ is a device that can transmit and receive, such as
transmitting and receiving signals on a communications cable.
✔✔ARP - ✔✔Which of the following protocols enables the sending node to obtain the
MAC addresses of the intended recipient before packets are sent?
✔✔True - ✔✔The MAC controller works at the LLC sublayer by initiating the
communications link between nodes, among other functions.
✔✔window - ✔✔The ____ field in a TCP frame header consists of the number of bytes
that can be transmitted before the sender receives an acknowledgment of receipt.
✔✔Static - ✔✔____ routes are routes set up by the network administrator and specify
fixed paths between two routers.
✔✔Switches - ✔✔____ provide bridging capacity along with the ability to increase the
bandwidth on existing networks.
✔✔False - ✔✔Computers can fully communicate with one another as long as they are
on the same LAN, regardless of the protocol they are running.
