Among TT，MT and DD，TT is the cheapest method of payment.
根据以下的配置，请判断当主接口serial0出故障后，哪一个备份接口最先被启用？（）[Quidway-Serial0]standby interface serial 1 30[Quidway-Serial0]standby interface serial 2 40[Quidway-Serial0]standby logic-channel 3 50[Quidway-Serial0]standby logic-channel 2 35
which command is used to enable CHAP authentication whit PAP as the fallback method on a serial interface?（）
RTA的Serial0接口和RTB的Serial0接口通过一条点到点链路相连，此链路上运行PPP协议，RTA的Serial0接口配置IP地址为10.1.1.1/30，RTB的Serial接口配置IP地址为10.1.1.2/30；关于RTA产生的Router-LSA，以下说法正确的是（）。
根据以下的配置，请判断当主接口serial0出故障后，哪一个备份接口最先被启用。（） Quidway（config-if-Serial0）#backup interfaceserial130 Quidway（config-if-Serial0）#backup interfaceserial240 Quidway（config-if-Serial0）#backup logic-channel350 Quidway（config-if-Serial0）#backup logic-channel235
Which three methods would help prevent critical network-traffic packet loss on high speed serial interfaces？（）
The WebSphere Commerce Payments architecture includes a Payment Servlet and a Payment Engine. The Payment Engine is the ONLY component that：（）
T/T is a quicker method of payment than a banker’s demand draft.
Which of the following methods can be used to enable/disable the Commerce Payments CustomOffline cassette？（）
Which three methods would help prevent critical network-traffic packet loss on high speed serial interfaces？ （）
对BALB/CAnN的免疫特性描述正确的是（）。
Serial.print()函数是往（）发送数据
Serial.print(AD=)语句表示。
The method of payment for each transaction ________ be agreed upon between the two trading parties at the time of ________.
Under the serial payment method, the instruction to credit a beneficiary account is sent together with the instruction to debit sender’s account.( )
A ( ) payment does not take as long as an MT payment.
Customers must have access to the Internet and a valid method of payment in order to complete a transaction.
请分析以下代码运行时，会出现什么现象？#includeSoftwareSerialBT(8,9);charval;voidsetup(){Serial.begin(9600);BT.begin(115200);}voidloop(){if(BT.available()){val=BT.read();Serial.print(val);}if(Serial.available()){val=Serial.read();BT.print(val);}}
Four methods of payment are popular in the international trade: __________（电汇），D/P, D/A and __________（信用证）.
Apart from borrowing from hanks, a firm or an individual can obtain funds in a financial market in two ways. The most common method is to issue a (61) , such as a bond or a mortgage, which is a (62) by the borrower to pay the holder of it at (63) until a specified date, when a final payment is made. The (64) of it is the time of expiration date. The second method of raising funds is by issuing (65) , such as common stock, which are claims to share in the net income and the assets of a business.
现有一台路由器的接口Serial0在OSPF区域中，并将接口Serial0设置为Silent接口。那么该设置会带来什么样的影响（）
The remittance method for payment by the transfer of the bank draft opened by the remittance bank is （）
2、Serial.end（)的功能是：（）。此时串口Rx和Tx可以作为数字IO引脚使用。 原型：Serial.end（)
现有一台路由器的接口Serial0在OSPF去1中，并将接口Serial0设置为Silent接口。那么该设置会带来什么样的影响？（）
