Option C

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

How many hosts are addressable on a network that has a mask of 255.255.255.248?

6*

What are two benefits of using a layered network model? (Choose two.)

It assists in protocol design.* It prevents technology in one layer from affecting other layers.*

Which two protocols operate at the highest layer of the TCP/IP protocol stack?

dns pop

What are two examples of the cut-through switching method? (

fast-forward switching* fragment-free switching*

A medium-sized business is researching available options for connecting to the Internet. The company is looking for a high speed option with dedicated, symmetric access. Which connection type should the company choose?

leased line*

What is the purpose of having a converged network?

to reduce the cost of deploying and maintaining the communication infrastructure*

What is a characteristic of the LLC sublayer?

It places information in the frame allowing multiple Layer 3 protocols to use the same network interface and media.

A technician configures a switch with these commands: SwitchA(config)# interface vlan 1 SwitchA(config-if)# ip address 192.168.1.1 255.255.255.0 SwitchA(config-if)# no shutdown What is the technician configuring?

SVI*

Which statement is true about variable-length subnet masking?

The size of each subnet may be different, depending on requirements.*

Which two tasks are functions of the presentation layer?

compression* encryption*

Refer to the exhibit. The network administrator for a small advertising company has chosen to use the 192.168.5.96/27 network for internal LAN addressing. As shown in the exhibit, a static IP address is assigned to the company web server. However, the web server cannot access the Internet. The administrator verifies that local workstations with IP addresses that are assigned by a DHCP server can access the Internet, and the web server is able to ping local workstations. Which component is incorrectly configured?

default gateway address*

What important information is added to the TCP/IP transport layer header to ensure communication and connectivity with a remote network device?

destination and source port numbers*

When planning for network growth, where in the network should packet captures take place to assess network traffic?

on as many different network segments as possible*

A network administrator is troubleshooting connectivity issues on a server. Using a tester, the administrator notices that the signals generated by the server NIC are distorted and not usable. In which layer of the OSI model is the error categorized?

physical layer*

What is the TCP mechanism used in congestion avoidance?

sliding window*

What information is added during encapsulation at OSI Layer 3?

source and destination IP address*

What are two functions of NVRAM? (Choose two.)

to retain contents when power is removed to store the startup configuration file

What are two actions performed by a Cisco switch? (Choose two.)

using the source MAC addresses of frames to build and maintain a MAC address table*

What protocol is responsible for controlling the size of segments and the rate at which segments are exchanged between a web client and a web server?

TCP*

After several configuration changes are made to a router, the copy running-configuration startup-configuration command is issued. Where will the changes be stored?

NVRAM*

What are two services provided by the OSI network layer? (Choose two.)

routing packets toward the destination* encapsulating PDUs from the transport layer *

What is the process of dividing a data stream into smaller pieces before transmission?

segmentation*

Which type of UTP cable is used to connect a PC to a switch port?

straight-through*

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

subnet mask

What source IP address does a router use by default when the traceroute command is issued?

the IP address of the outbound interface*

Why does a Layer 3 device perform the ANDing process on a destination IP address and subnet mask?

to identify the network address of the destination network*

In computer communication, what is the purpose of message encoding?

to convert information to the appropriate form for transmission*


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