Quiz
IT ESSENTIALS CHAPTER 6 REVIEW
Perguntas do quiz (23)
1Which network device makes forwarding decisions based on the destination MAC address that is contained in the frame?
- Arepeater
- Bhub
- Cswitch
- Drouter
2A customer is considering a multipurpose device to create a home network. Which three devices are usually integrated into a multipurpose network device (Choose three.)
- Aemail server
- Brouter
- Cswitch
- Dweb server
- Ewireless access point
- Fprint server.
3Which technology would be recommended for a business that requires workers to access the internet while visiting customers at many different locations?
- AADSL
- BVPN
- Ccellular
- DISDN
4When is a dial-up connection used to connect to an Internet provider?
- AWhen a high-speed connection is provided over a cable TV network
- BWhen a digital connection is provided using ISDN
- CWhen a regular telephone line is used
- Dwhen a cellular telephone provides the service
5Which type of connection to the internet is capable of the fastest transfer rates?
- AISDN BRI
- Bdial-up
- CISDN PRI
- Dcable
6Which statement describes the logical topology for a LAN?
- AIt describes how the computers access the LAN medium
- BIt depicts the locations of main routers and switches in a LAN
- CIt lists the number of computers, routers, and switches on the LAN.0
- DIt defines how computers connect to a LAN
7ABC Company requires preventive maintenance for all local network cabling once a year. Which task should be included in the preventive maintenance program?
- AReplace all labeling on the cables
- BReplace all cable supports to prevent loose attachment points.
- CDisconnect and reconnect all patch cables.
- DInspect all patch cables for breaks.
8What is an example of network maintenance?
- AImmediately turning off a network device if the network device is making an unusual sound.
- BEducating users on IT policies and procedures.
- CUsing cable supports to identify the devices to which the cables are connected
- DNot doing preventive maintenance regularly if the maintenance interrupts network activity
9A 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?
- AThe router that connects this network to other networks is down.
- BThe network interface card driver needs to be updated.
- CThe IP default gateway on the computer is incorrect
- DThe computer cannot communicate with a DHCP server.
10Which technology is most often used to connect devices to a PAN?
- ABluetooth
- BIEEE 802.11n wireless
- Cfiber optic cabling
- Dcoaxial cabling
11Which three layers of the OSI model map to the application layer of the TCP/IP model? (Choose three.)
- AData Link
- BApplication
- CNetwork
- DTransport
- EPhysical
- FSession
- GPresentation
12A device has an IPv6 address listed as 2001:0D88:75a3:0607:1234;aa10;ba01. What is the interface ID of the device?
- Aba01
- B0607:1234:aa10:ba01
- C2001:0D88:75a3
- D2001:0D88
13What is a characteristic of the UDP protocol?
- Alow overhead
- Berror correction
- Cguaranteed delivery
- Dend-to-end establishment before delivery
14What would be a disadvantage of configuring a wireless router or access point to operate only in accordance with the 802.11g protocol standard?
- A802.11a wireless devices will not be able to connect to the wireless network.
- BThe 802.11g standard does not support static IP addressing.
- CThe 802.11g standard does not support advanced network security features.
- DUsing only 802.11g will cause multiple SSIDs to be broadcast.
15What is the maximum segment length that is specified by the 100BASE-T standard?
- A1640 ft (500 m)
- B984 ft (300 m)
- C328 ft (100 m)
- D3280 ft (1000 m)
- E607 ft (185 m)
16Which two characteristics describe Ethernet technology?
- AIt is supported by IEEE 802.3 standards.
- BIt is supported by IEEE 802.5 standards
- CIt typically uses an average of 16 Mb/s for data transfer rates
- DIt uses a ring topology
- EIt uses the CSMA/CD access control method.
17Which three factors are reasons for a company to choose a client/server model for a network instead of peer-to-peer? (Choose three.)
- AThe company network requires secure access to confidential information.
- BEach user understands how to safely share files across a network.
- CAll employees passed a strict background check as part of the corporate hiring practices.
- DThe data gathered by the employees is critical and should be backed up on a regular basis.
- EThe network is small with fewer than eight users.
- FThe users need a central database to store inventory and sales information
18What benefit is provided by a computer data network?
- Aincreased security
- Bdecentralized administration
- Cresource sharing
- Dsimplified troubleshooting
19When would a printer be considered a network host?
- Awhen it is connected to a workstation
- Bwhen it is connected to a laptop
- Cwhen it is connected to a switch
- Dwhen it is connected to a PC
20A 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?
- AThe PC default gateway address is missing or incorrect.
- BThe NIC on the PC is faulty
- CThe PC has an incorrect IP address.
- DThe network cable connected to the user PC is faulty.
21What is identified by the 100 in the 100BASE-TX standard?
- Athe maximum cable distance in meters
- Bthe series number of the standard
- Cthe maximum number of network nodes
- Dthe maximum bandwidth in Mb/s
22A 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
- AChange the NIC duplex setting from half duplex to full duplex.
- BDisable sleep mode.
- CDisable hibernation mode
- DChange the value assigned to the NIC wake-on-LAN setting.
23A 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?
- ACheck if the refurbished computers are using a VPN
- BCheck if the network interface cards in the refurbished computers are limited to 10 Mb/s.
- CCheck if subnet mask is correct
- DCheck if the gateway address is correct.
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- Descrição
- chapter 6 review
- Autor
- CoolUsername7
- Idioma
- English
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