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
The FEC mode is for（）from（）station to two or more other stations when available.
A
receiving messages/one station
B
transmission/ one coast station or ship
C
communicating /one ship
D
contacting/other
参考答案
参考解析
解析：
暂无解析
更多 “单选题The FEC mode is for（）from（）station to two or more other stations when available.A receiving messages/one stationB transmission/ one coast station or shipC communicating /one shipD contacting/other” 相关考题
考题
In the author's opinion, a divorce is not an evil act ______.A) if the marital life is imperfectB)if it leads to a more worthwhile life for the two personsC)it the couple later get roamed again and and real loveD)if the couple live far away from each other
考题
The control mode in which tile final control element is moved from one of two fixed positions to the other is known as______.A.dead band actionB.neutral zone actionC.rangeD.on-off action
考题
Which two statements are true about the configure exclusive command?()
A. It allows users to retain all uncommitted changes when exiting exclusive configuration mode.B. It allows multiple users to edit private copies of the configuration concurrently.C. It causes the loss of all uncommitted changes when exiting exclusive configuration mode.D. It excludes other users from editing the configuration.
考题
In which of the following situations should correlation names be used?()
A.A table referenced in the FROM clause has no indexed column.B.The table referenced in the FROM clause has more than 200 columns.C.Two or more tables in the FROM clause have identical column names.D.The FROM clause contains two or more tables in the SELECT statement.
考题
Tell us you strength which make yourself different from other applicants? (No more than 200 letters)
考题
A vessel outbound from a port or pilot station within an inshore traffic zone is recommended to ______．A.call at a port，pilot station，destination or sheltered anchorageB.use the appropriate lane other than the adjacent traffic separation schemeC.use the inshore traffic zoneD.join the adjacent traffic lane as soon as possible
考题
China has successively built a state-level information system represented by"two networks,one station,four warehouses and twelve gold funds"project,among which"one station"belongs to()e-government mode.A.G2G
B.G2C
C.G2E
D.B2C
考题
In multipoint networks , there are tree persistence methods when a station finds a channel busy.in the 1-persistent method,after the station finds the line idle,it sends its frame immediately.this method has the （ ） chance of collision because two or more stations may find the line （请作答此空） and send their frames immediately. In the nonpersistent method , a station that has a frame to send （ ） the line . If the line is idle , it sends immediately If the line is not idle , it waits a （ ） amount of time and then senses the line again.The nonpersistent approach （ ） the chance of collision because it is unlikely that two or more stations will wait the same amount of time and retry to send simultaneously The p-persistent approach combines the advantages of the other two strategies . It reduces the chance of collision and improves efficiency.A.idle
B.busy
C.useful
D.unusable
考题
Our house is about a mile from the railway station and there are not many houses（）.Ain betweenBfar apartCamong themDfrom each other
考题
Our house is about a mile away from the railway station and there are not many houses（）Ain betweenBfar apartCamong themDfrom each other
考题
Our house is about a mile away from the railway station and there are not many houses（）A、in betweenB、far apartC、among themD、from each other
考题
Our house is about a mile from the railway station and there are not many houses（）.A、in betweenB、far apartC、among themD、from each other
考题
What is the purpose of the command shown below?vtp password Fl0r1da（）A、It is used to validate the sources of VTP advertisements sent between switches.B、It is used to access the VTP server to make changes to the VTP configuration.C、It allows two VTP servers to exist in the same domain, each configured with different passwords.D、It is the password required when promoting a switch from VTP client mode to VTP server mode.E、It is used to prevent a switch newly added to the network from sending incorrect VLAN information to the other switches in the domain.
考题
In which of the following situations should correlation names be used?（）A、A table referenced in the FROM clause has no indexed column.B、The table referenced in the FROM clause has more than 200 columns.C、Two or more tables in the FROM clause have identical column names.D、The FROM clause contains two or more tables in the SELECT statement.
考题
You need to determine the correct wireless LAN topology for use in the Company network. Which three statements are true about the various WLAN topologies？（）A、 In ad hoc mode， the Independent Basic Service Set （IBSS） is a framework in which mobile clients connect directly without an intermediate access point.B、 In Infrastructure mode， the Basic Service Set （BSS） is a framework in which mobile clients use a single access point for connecting to each other or to wired network resources.C、 In Infrastructure mode， the Extended Services Set （ESS） is a framework in which two or more Basic Service Sets are connected by a common distribution system （DS）.D、 In Infrastructure mode， the Independent Basic Service Setet （IBSS） is a framework in which mobile clients connect directly without an intermediate access point.E、 In ad hoc mode， the Basic Service Set （BSS） is a framework in which mobile clients use a single AP for connecting to each other or to wired network resources.F、 In ad hoc mode， the Extended Services Set （ESS） is a framework in which two or more Basic Service Sets are connected by a common distribution system （DS）
考题
When scaling Coherence from one to two cache servers， it will not show the same scalability as two to four. Why？（）A、 Coherence uses a more efficient TCMP algorithm going from two to four cache serversB、 When going from one to two cache servers， object backups are copied across servers so work is doubled，but going from two to four is a fixed amount of workC、 Near cache is enabled with a larger quorum thus performance is improvedD、 all of the above
考题
单选题The Rules state that vessels may depart from the Rules when（）.A
there are other vessels in the vicinityB
operating in a traffic separation schemeC
engaged in a situation involving more than two vesselsD
necessary to avoid immediate danger
考题
单选题The control mode in which the final control element is moved from one of two flexed positions to the other is known as （）.A
dead band actionB
neutral zone actionC
rangeD
on-off action
考题
多选题Which two statements are true about the configure exclusive command?（）AIt allows users to retain all uncommitted changes when exiting exclusive configuration mode.BIt allows multiple users to edit private copies of the configuration concurrently.CIt causes the loss of all uncommitted changes when exiting exclusive configuration mode.DIt excludes other users from editing the configuration.
考题
单选题If a DSC distress relay is transmitted from coast station , it will（）.A
indicate the ship in distress that the alert has been receivedB
alert ships in the area of a distress incident that a distress has occurredC
inform other coast station of distress incidentD
repeat the distress alert in 5 minutes
考题
单选题Our house is about a mile from the railway station and there are not many houses（）.A
in betweenB
far apartC
among themD
from each other
考题
单选题Two data files have been deleted at the operating system level by accident. Your database is running in ARCHIVELOG mode and online backups are taken nightly. One of the data files that has been deleted belongs to the USERS tablespace on the other belongs to the SYSTEM tablespace. How can you recover from this situation？（）A
Shut down the database, restore the two data files and then start up the database. B
Take the system and users tablespace offline, restore the two data files, recover the two datafiles, and then bring the SYSTEM and USERS tablespaces online. C
Shut down the database, restore the two data files, start up the database in MOUNT mode, recover the two data files, and then alter the database open. D
Take the SYSTEM and USERS tablespaces offline, recover the two datafiles and then bring the SYSTEM and USERS tablespaces online.
考题
多选题You need to determine the correct wireless LAN topology for use in the Company network. Which three statements are true about the various WLAN topologies？（）AIn ad hoc mode， the Independent Basic Service Set （IBSS） is a framework in which mobile clients connect directly without an intermediate access point.BIn Infrastructure mode， the Basic Service Set （BSS） is a framework in which mobile clients use a single access point for connecting to each other or to wired network resources.CIn Infrastructure mode， the Extended Services Set （ESS） is a framework in which two or more Basic Service Sets are connected by a common distribution system （DS）.DIn Infrastructure mode， the Independent Basic Service Setet （IBSS） is a framework in which mobile clients connect directly without an intermediate access point.EIn ad hoc mode， the Basic Service Set （BSS） is a framework in which mobile clients use a single AP for connecting to each other or to wired network resources.FIn ad hoc mode， the Extended Services Set （ESS） is a framework in which two or more Basic Service Sets are connected by a common distribution system （DS）
考题
单选题What is the minimum standard for making an eye splice in a wire to be used as cargo gear（）．A
Make three tucks with full strands，remove half the wires from each strand，and make two more tucksB
Make four tucks in each strand，cut away every other strand，and make two more tucks with each remaining strandC
Make four tucks with each full strandD
Make six tucks with each strand，removing a few wires from each strand as each additional tuck is made
考题
单选题Our house is about a mile away from the railway station and there are not many houses（）A
in betweenB
far apartC
among themD
from each other
热门标签
最新试卷
