ite chapter 6
Which three layers of the OSI model map to the application layer of the TCP/IP model? (Choose three.)
application* session* presentation*
Which technology would be recommended for a business that requires workers to access the Internet while visiting customers at many different locations?
cellular*
What is an example of network maintenance?
educating users on IT policies and procedures
What is a characteristic of the UDP protocol?
low overhead*
What benefit is provided by a computer data network?
resource sharing*
A customer is considering a multipurpose device to create a home network. Which three devices are usually integrated into a multipurpose network device? (Choose three.)
router* switch* wireless access point*
A user installs a new gigabit NIC in a PC. The user notices that the data transfer rate is much slower than expected. What should the user do to fix the problem?
Change the NIC duplex setting from half duplex to full duplex.*
A company adds a few refurbished computers to a network. The company finds, however, that the refurbished computers perform significantly worse than the original networked computers do. The original computers performed much faster with applications that required the transfer of data over the network. What should the company technicians do?
Check if the network interface cards in the refurbished computers are limited to 10 Mb/s.*
What is identified by the 100 in the 100BASE-TX standard?
the maximum bandwidth in Mb/s*
When is a dial-up connection used to connect to an Internet provider?
when a regular telephone line is used*
When would a printer be considered a network host?
when it is connected to a switch*
A device has an IPv6 address listed as 2001:0DB8:75a3:0214:0607:1234:aa10:ba01. What is the interface ID of the device?
0607:1234:aa10:ba01*
What is the maximum segment length that is specified by the 1000BASE-T standard?
328 ft (100 m)*
What would be a disadvantage of configuring a wireless router or access point to operate only in accordance with the 802.11g protocol standard?
802.11a wireless devices will not be able to connect to the wireless network.*
Which technology is most often used to connect devices to a PAN?
Bluetooth*
ABC Company requires preventive maintenance for all local network cabling once a year. Which task should be included in the preventive maintenance program?
Inspect all patch cables for breaks.*
Which statement describes the logical topology for a LAN?
It describes how computers access the LAN medium.*
Which two characteristics describe Ethernet technology? (Choose two.)
It is supported by IEEE 802.3 standards.* It uses the CSMA/CD access control method.*
A user can print to a printer that is on the same network, but the traffic of the user cannot reach the Internet. What is a possible cause of the problem?
The PC default gateway address is missing or incorrect.*
Which three factors are reasons for a company to choose a client/server model for a network instead of peer-to-peer? (Choose three.)
The company network requires secure access to confidential information.* The data gathered by the employees is critical and should be backed up on a regular basis.* The users need a central database to store inventory and sales information.*
A technician is troubleshooting a problem where the user claims access to the Internet is not working, but there was access to the Internet the day before. Upon investigation, the technician determines that the user cannot access the network printer in the office either. The network printer is on the same network as the computer. The computer has 169.254.100.88 assigned as an IP address. What is the most likely problem?
The computer cannot communicate with a DHCP server.*
Which type of connection to the Internet is capable of the fastest transfer rates?
cable*
Which network device makes forwarding decisions based on the destination MAC address that is contained in the frame?
switch*
