A financial customer has three data centers that are approximately five kilometers apart. Their SAP application data needs to be kept synchronized within 10 milliseconds between the three sites.<br /> Which of the following solutions satisfies the customer's recovery time objective?（）

A、DS8700 systems at each site running Metro Mirror

B、DS5300 systems at each site running Metro Mirror

C、DS5100 systems at each site running Global Mirror

D、XIV systems at each site running synchronous mirroring

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更多“ A financial customer has three data centers that are approximately five kilometers apart. Their SAP application data needs to be kept synchronized within 10 milliseconds between the three sites.<br /> Which of the following solutions satisfies the customer's recovery time objective?（）”相关的问题

第1题

[多选题] Your customer wants to build a network for a financial trading floor that has a requirement formultiple high-value transactions, which are also vital to the customer. What are the two mostcritical requirements?（） (Choose two.)

A、no single point of failure B、trading database server location C、redundant application servers location D、deterministic response to all failures E、determine which protocol to use

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第2题

[多选题] Your customer wants to build a network for a financial trading floor that has a requirement for multiple high-value transactions, which are also vital to the customer. What are the two most critical requirements? （）(Choose two.)

A、no single point of failure B、trading database server location C、redundant application servers location D、deterministic response to all failures E、determine which protocol to use

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第3题

[单选题] A customer has two locations that host their pSeries servers. Traffic is being routed through the public Internet. The customer needs to exchange confidential financial data between the servers. Which of the following solutions should the pSeries technical specialist propose to the customer to secure the data？（）

A、A DCE domain B、A Kerberos domain C、A PPP tunnel between the servers D、An IPSEC tunnel between the servers

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第4题

[] 假设需要更改表名“CUSTOMER”为“CUSTOMER_CHANGE”，可以使用（）语句。

A、A.ALTER TABLE CUSTOMER RENAME CUSTOMER_CHANGE B、B.ALTER TABLE CUSTOMER RENAME TO CUSTOMER_CHANGE C、C.RENAME TABLE CUSTOMER TO CUSTOMER_CHANGE D、D.RENAME TABLE CUSTOMER CUSTOMER_CHANGE

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第5题

[单选题] A Certificate of Financial Responsibility attests that the vessel（）.

A、has financial backing to meet any liability resulting from the discharge of oil B、has the minimum required amount of P & I and hull insurance C、will assume the responsibility for any damage or loss to the shipper D、has financial reserves to meet reasonable expected crew costs of an intended voyage

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第6题

[单选题] A Certificate of Financial Responsibility attests that the vessel（）.

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第7题

[单选题] The CUSTOMERS table has these columns: Which statement finds the rows in the CUSTOMERS table that do not have a postal code?（）

A、SELECT customer_id, customer_name FROM customers WHERE postal_code CONTAINS NULL; B、SELECT customer_id, customer_name FROM customers WHERE postal_code = '________'; C、SELECT customer_id, customer_name FROM customers WHERE postal_code IS NULL; D、SELECT customer_id, customer_name FROM customers WHERE postal code IS NVL; E、SELECT customer_id, customer_name FROM customers WHERE postal_code = NULL;

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第8题

[多选题] The CUSTOMERS table has these columns: The CUSTOMER_ID column is the primary key for the table.Which two statements find the number of customers? （）

A、SELECT TOTAL(*) FROM customers; B、SELECT COUNT(*) FROM customers; C、SELECT TOTAL(customer_id) FROM customers; D、SELECT COUNT(customer_id) FROM customers; E、SELECT COUNT(customers) FROM customers; F、SELECT TOTAL(customer_name) FROM customers;