CTS 1650 Midterm

IRSC

Refer to the exhibit. ServerB is attempting to contact HostA. Which two statements correctly identify the addressing that ServerB will generate in the process? (Choose two.)

ServerB will generate a frame with the destination MAC address of RouterB.

ServerB will generate a packet with the destination IP address of HostA.

What layer is responsible for routing messages through an internetwork in TCP/IP model?

internet

During a routine inspection, a technician discovered that software that was installed on a computer was secretly collecting data about websites that were visited by users of the computer. Which type of threat is affecting this computer?

spyware

Why would a Layer 2 switch need an IP address?

to enable the switch to send broadcast frames to attached PCs

to enable the switch to function as a default gateway

to enable the switch to be managed remotely

to enable the switch to receive frames from attached PCs

to enable the switch to be managed remotely

A web client is receiving a response for a web page from a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to decode the received transmission?

Ethernet, IP, TCP, HTTP

When IPv4 addressing is manually configured on a web server, which property of theIPv4 configuration identifies the network and host portion for an IPv4 address?

subnet mask

Refer to the exhibit. An administrator is trying to configure the switch but receives the error message that is displayed in the exhibit. What is the problem?

The administrator must first enter privileged EXEC mode before issuing the command.

which statement accurately describes a tcp/ip encapsulation process when a pc is sending data to the network?

Segments are sent from the transport layer to the internet layer.

What term describes a type of network used by people who work from home or from a small remote office?

SOHO network

At which OSI layer is data added to a PDU during the encapsulation process?

application layer

What layer is responsible for routing messages through an internetwork in the TCP/IP model?

network access

Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?

an extranet

Which two OSI model layers have the same functionality as a single layer of the TCP/IP model?

data link and physical layers

what method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?

flow control

While trying to solve a network issue, a technician made multiple changes to the current router configuration file. The changes did not solve the problem and were not saved. What action can the technician take to discard the changes and work with the file in NVRAM?

Issue the reload command without saving the running configuration.

For the TCP/IP protocol suite, what is the correct order of events when a Telnet message is being prepared to be sent over the network?

1. Telnet-formatted data is provided to the next layer

2. TCP header is added

3. IP header is added

4. Ethernet header is added

what is a characteristic of multicast messages?

They are sent to a select group of hosts.

Match the description to the following organization?

ISOC - This organization promotes the open development, evolution, and use of the Internet throughout the world.

ISO - This organization is the largest developer of international standards in the world for a wide variety of products and services. It is known for its Open Systems Interconnection (OSI) reference model.

EIA - None

IANA - This organization is responsible for overseeing and managing IP address allocation, domain name management, and protocol identifiers

Which PDU format is used when bits are received from the network medium by the NIC of a host?

frame

What process involves placing one PDU inside of another PDU?

Encapsulation

Which two functions are performed at the MAC sublayer of the OSI data link layer? (Choose two.)

Adds Layer 2 control information to network protocol data.

Enables IPv4 and IPv6 to utilize the same network interface and media.

Implements a trailer to detect transmission errors.

Places information in the frame that identifies which network layer protocol is being used for the frame.

Controls the NIC responsible for sending and receiving data on the physical medium.

Controls the NIC responsible for sending and receiving data on the physical medium

Implements a trailer to detect transmission errors.

What action will occur if a host receives a frame with a destination MAC address of FF:FF:FF:FF:FF:FF?

The host returns the frame to the switch.

The host will process the frame.

The host forwards the frame to all other hosts.

The host replies to the switch with its own IP address.

The host will process the frame.

Which two devices commonly affect wireless networks? (Choose two.)

microwaves

Blu-ray players

home theaters

incandescent light bulbs

external hard drives

cordless phones

microwaves

cordless phones

In addition to the cable length, what two factors could interfere with the communication carried over UTP cables? (Choose two.)

signal modulation technique

size of the network

bandwidth

electromagnetic interference

crosstalk

electromagnetic interference

crosstalk

Refer to the graphic. What type of cabling is shown?

STP

fiber

UTP

coax

UTP

Refer to the graphic. What type of cabling is shown?

STP

fiber

coax

UTP

fiber

What is a primary role of the Physical layer in transmitting data on the network?

create the signals that represent the bits in each frame on to the media

provide physical addressing to the devices

determine the path packets take through the network

control data access to the media

create the signals that represent the bits in each frame on to the media

With the use of unshielded twisted-pair copper wire in a network, what causes crosstalk within the cable pairs?

the magnetic field around the adjacent pairs of wire

the use of braided wire to shield the adjacent wire pairs

the reflection of the electrical wave back from the far end of the cable

the collision caused by two nodes trying to use the media simultaneously

the magnetic field around the adjacent pairs of wire

What is the IP Address of the switch virtual interface (SVI) on switch0?

192.168.5.10

What three items are contained in an Ethernet header and trailer? (Choose three.)

source IP address

source MAC address

destination IP address

destination MAC address

error-checking information

destination MAC address

source MAC address

error-checking information

Which statement describes a characteristic of the frame header fields of the data link layer?

They all include the flow control and logical connection fields.

Ethernet frame header fields contain Layer 3 source and destination addresses.

They vary depending on protocols.

They include information on user applications.

They vary depending on protocols.

Refer to the exhibit. A network administrator is configuring access control to switch SW1. If the administrator uses a console connection to connect to the switch, which password is needed to access user EXEC mode?

lineconin

Which two statements describe the services provided by the data link layer? (Choose two.)

It ensures that application data will be transmitted according to the prioritization.

It packages various Layer 3 PDUs into a frame format that is compatible with the network interface.

It defines the end-to-end delivery addressing scheme.

It provides reliable delivery through link establishment and flow control.

It maintains the path between the source and destination devices during the data transmission.

It manages the access of frames to the network media.