更多“A ( ), is a proposal made by sellers to buyers in order to enter into a contract. ”相关问题
  • 第1题:

    Data about () and their () are valuable, especially when that information is carefully analyzed and used to target marketing campaigns.

    A、consumers

    B、market situation

    C、consumption habits

    D、buyers


    正确答案:A,C

  • 第2题:

    Evaluate the following statements:What are the two consequences of the above statements?()

    A. Partitions of PURCHASE_ORDER_ITEMS have system-generated names.

    B. Both PURCHASE_ORDERS and PURCHASE_ORDER_ITEMS tables are created with four partitions each.

    C. Partitions of the PURCHASE_ORDER_ITEMS table exist in the same tablespaces as the partitions of the PURCHASE_ORDERS table.

    D. The PURCHASE_ORDER_ITEMS table inherits the partitioning key from the parent table by automatically duplicating the key columns.

    E. Partition maintenance operations performed on the PURCHASE_ORDER_ITEMS table are automatically reflected in the PURCHASE_ORDERS table.


    参考答案:B, C

  • 第3题:

    Whichtwodesignconcernsmustbeaddressedwhendesigningamulticastimplementation?()

    A.onlythelow-order23bitsoftheMACaddressareusedtomapIPaddresses

    B.onlythelow-order24bitsoftheMACaddressareusedtomapIPaddresses

    C.onlythehigh-order23bitsoftheMACaddressareusedtomapIPaddresses

    D.onlythelow-order23bitsoftheIPaddressareusedtomapMACaddresses

    E.the0x01004fMACaddressprefixisusedformappingIPaddressestoMACaddresses

    F.the0x01005eMACaddressprefixisusedformappingIPaddressestoMACaddresses


    参考答案:A, F

  • 第4题:

    I ()supper when I()someone knocking at the door.

    A、made . . . Heard

    B、made . . .was heard

    C、was making . . . was hearing

    D、was making . . . heard


    正确答案:D

  • 第5题:

    The ORDERS table has these columns:ORDER_ID NUMBER(4) NOT NULLCUSTOMER_ID NUMBER(12) NOT NULLORDER_TOTAL NUMBER(10,2)The ORDERS table tracks the Order number, the order total, and the customer to whom the Order belongs.Which two statements retrieve orders with an inclusive total that ranges between 100.00 and 2000.00 dollars? ()

    A. SELECT customer_id, order_id, order_total FROM orders RANGE ON order _ total (100 AND 2000) INCLUSIVE;

    B. SELECT customer_id, order_id, order_total FROM orders HAVING order _ total BETWEEN 100 and 2000;

    C. SELECT customer_id, order_id, order_total FROM orders WHERE order _ total BETWEEN 100 and 2000;

    D. SELECT customer_id, order_id, order_total FROM orders WHERE order_total>= 100 and <= 2000;

    E. SELECT customer_id, order_id, order_total FROM orders WHERE order_total>= 100 and order_total <= 2000;


    参考答案:C, E

  • 第6题:

    期末proposal


    C