CIS 235 EXAMS SCRIPT UPDATED QUESTIONS AND
ANSWERS SURE A+
✔✔False - ✔✔Segments of a network connected by switches form a collision domain.
✔✔CSMA/CD - ✔✔Gigabit Ethernet uses ____, and is designed to be an immediate
upgrade path for existing 100BaseX Ethernet networks meeting Gigabit Ethernet
standards.
✔✔increase - ✔✔Ohm's law states, "the potential difference between two points on a
conductor is proportional to the electric current flowing through the conductor."
Therefore, as the voltage increases through a circuit, the resistance will _____
✔✔network interface card (NIC) - ✔✔A____ is what enables a computer or network
device to connect to a cabled network.
✔✔SAN - ✔✔Which of the following is a grouping of storage devices, such as hard disk
arrays, that form a subnet so that the storage is available to any server on the main
network?
✔✔star - ✔✔Which of the following is the physical topology when a hub is used to
connect network nodes?
✔✔plenum - ✔✔Which type of cable should you use when the cable will run in false
ceilings through which circulating air reaches other parts of the building?
✔✔driver - ✔✔Which of the following is software installed on an operating system that is
used to communicate with the NIC and manages how frames are sent?
✔✔ICMP - ✔✔When a server crashes and goes offline on a network, which of the
following helps to determine that the server is unavailable?
✔✔True - ✔✔Unlike bridges, routers can direct packets to specific networks.
✔✔Routers - ✔✔____ have built-in intelligence to direct packets to specific networks,
study network traffic, and quickly adapt to changes detected in the network.
✔✔TCP - ✔✔Which of the following protocols works with sequence numbers and sliding
windows?
✔✔decibels - ✔✔Attenuation, or power loss, in fiber-optic cable is measured in ____.
✔✔IP - ✔✔Which of the following protocols enables packets to be routed on LANs and
WANs?
, ✔✔local - ✔✔A(n) ____ bridge is used to segment network traffic for the purpose of
reducing bottlenecks.
✔✔gateway - ✔✔Which of the following typically refers to a network device that enables
communications between two different types of networked systems?
✔✔Impedance - ✔✔____ is the total amount of opposition to the flow of current and is
measured in ohms.
✔✔partitioning - ✔✔The method used by a repeater to close down a segment is called
____.
✔✔127 - ✔✔IP addresses that begin with ____ in the first octet are used for network
testing.
✔✔physical - ✔✔A hub functions on the _____ layer in the OSI model.
✔✔cable modem - ✔✔A(n) ____ communicates using upstream and downstream
frequencies (channels) that are already allocated by a cable service.
✔✔white/orange, orange, white/green, green - ✔✔Which of the following accurately
represents the UTP wires connected to pins 1, 2, 3, and 6 on an RJ-45 connector using
the 568-B standard?
✔✔False - ✔✔Fiber-optic cable has the disadvantage of being affected by EMI and RFI.
✔✔False - ✔✔One step in hardening a system involves deploying all available services
on your system, thereby confusing a potential attacker.
✔✔False - ✔✔Stateless filtering screens on the basis of the context of the
communication.
✔✔True - ✔✔A proxy can enhance performance through caching and filter
communications.
✔✔True - ✔✔A router can perform packet filtering and can be used as a firewall on a
network.
✔✔False - ✔✔Salting refers to the process of providing a secret piece of data to the
hashing function when the hash is first calculated.
✔✔True - ✔✔WPA2 is considered a more secure encryption method than WEP.
ANSWERS SURE A+
✔✔False - ✔✔Segments of a network connected by switches form a collision domain.
✔✔CSMA/CD - ✔✔Gigabit Ethernet uses ____, and is designed to be an immediate
upgrade path for existing 100BaseX Ethernet networks meeting Gigabit Ethernet
standards.
✔✔increase - ✔✔Ohm's law states, "the potential difference between two points on a
conductor is proportional to the electric current flowing through the conductor."
Therefore, as the voltage increases through a circuit, the resistance will _____
✔✔network interface card (NIC) - ✔✔A____ is what enables a computer or network
device to connect to a cabled network.
✔✔SAN - ✔✔Which of the following is a grouping of storage devices, such as hard disk
arrays, that form a subnet so that the storage is available to any server on the main
network?
✔✔star - ✔✔Which of the following is the physical topology when a hub is used to
connect network nodes?
✔✔plenum - ✔✔Which type of cable should you use when the cable will run in false
ceilings through which circulating air reaches other parts of the building?
✔✔driver - ✔✔Which of the following is software installed on an operating system that is
used to communicate with the NIC and manages how frames are sent?
✔✔ICMP - ✔✔When a server crashes and goes offline on a network, which of the
following helps to determine that the server is unavailable?
✔✔True - ✔✔Unlike bridges, routers can direct packets to specific networks.
✔✔Routers - ✔✔____ have built-in intelligence to direct packets to specific networks,
study network traffic, and quickly adapt to changes detected in the network.
✔✔TCP - ✔✔Which of the following protocols works with sequence numbers and sliding
windows?
✔✔decibels - ✔✔Attenuation, or power loss, in fiber-optic cable is measured in ____.
✔✔IP - ✔✔Which of the following protocols enables packets to be routed on LANs and
WANs?
, ✔✔local - ✔✔A(n) ____ bridge is used to segment network traffic for the purpose of
reducing bottlenecks.
✔✔gateway - ✔✔Which of the following typically refers to a network device that enables
communications between two different types of networked systems?
✔✔Impedance - ✔✔____ is the total amount of opposition to the flow of current and is
measured in ohms.
✔✔partitioning - ✔✔The method used by a repeater to close down a segment is called
____.
✔✔127 - ✔✔IP addresses that begin with ____ in the first octet are used for network
testing.
✔✔physical - ✔✔A hub functions on the _____ layer in the OSI model.
✔✔cable modem - ✔✔A(n) ____ communicates using upstream and downstream
frequencies (channels) that are already allocated by a cable service.
✔✔white/orange, orange, white/green, green - ✔✔Which of the following accurately
represents the UTP wires connected to pins 1, 2, 3, and 6 on an RJ-45 connector using
the 568-B standard?
✔✔False - ✔✔Fiber-optic cable has the disadvantage of being affected by EMI and RFI.
✔✔False - ✔✔One step in hardening a system involves deploying all available services
on your system, thereby confusing a potential attacker.
✔✔False - ✔✔Stateless filtering screens on the basis of the context of the
communication.
✔✔True - ✔✔A proxy can enhance performance through caching and filter
communications.
✔✔True - ✔✔A router can perform packet filtering and can be used as a firewall on a
network.
✔✔False - ✔✔Salting refers to the process of providing a secret piece of data to the
hashing function when the hash is first calculated.
✔✔True - ✔✔WPA2 is considered a more secure encryption method than WEP.
