网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Which of the following protocols uses port 119, by default?（）
A
NNTP
B
NTP
C
TFTP
D
FTP
参考答案
参考解析
解析：
暂无解析
更多 “单选题Which of the following protocols uses port 119, by default?（）A NNTPB NTPC TFTPD FTP” 相关考题
考题
单选题When setting up a wireless network to cover a large area, which of the following needs to beconsidered FIRST?（）A
Device placementB
Encryption methodsC
Wireless channelsD
SSID name
考题
单选题Which of the following network protocols is used to ensure consistent time across network devices on the domain?（）A
NTPB
FTPC
RTPD
IGMP
考题
单选题A computer is able to ping other devices on the same network but is unable to ping devices onanother network. Which of the following needs to be configured?（）A
DNS primary serverB
Host routeC
Proxy ARPD
Default gateway
考题
单选题Which of the following WAN technologies has the GREATEST latency and is not recommended for VoIP?（）A
ISDNB
DSLC
SatelliteD
Cable
考题
单选题Which of the following LAN technologies is considered fast Ethernet and uses two pairs of cabling,one pair for sending and the other pair for receiving?（）A
100Base-T4B
100Base-TXC
100Base-XD
100Base-FX
考题
单选题Users are reporting problems connecting to servers in the remote company.com domain. The administrator suspects this to be a DNS problem. Which of the following commands would the administrator run to identify the DNS server of the remote company.com?（）A
dig company.com nsB
ipconfig/allC
ifconfig-aD
dig company.com mx
考题
单选题Which of the following devices would allow a technician using a packet sniffer to view all the dataon a network?（）A
GBICB
HubC
BridgeD
Modem
考题
单选题Which of the following wiring distribution components should be chosen to provide level integrateddiagnostic capabilities?（）A
Vampire tapB
Smart jackC
Demarcation pointD
Programmable logic controller
考题
单选题Users report an intermittent degradation of sound on their IP phones. Which of the following woulda network administrator do to alleviate the problem?（）A
Use plenum cablesB
Provide fault tolerance for the switchC
Configure VLAN trunking on the switchD
Configure QoS
考题
单选题The network technician is troubleshooting a network issue by implementing a new security device.After installing and configuring the device, which of the following steps should the technician takeNEXT?（）A
Verity full system functionalityB
Identify the main problem and question the userC
Document their findings, actions, and outcomesD
Escalate the issue to upper management
考题
单选题A small amount of spoofed packets are being sent across a network and a large amount of reply packets are being sent back to the network resource. Which of the following BEST describes this security threat?（）A
WormB
SmurfC
Logic BombD
Man-in-the-middle
热门标签
最新试卷
