【判断题】【消耗次数：1】
发性就是两个或两个以上的用户同时对数据执行的操作。
①
正确
②
错误
参考答案：
复制
纠错
相关题目
【多选题】
两个或两个以上的业务分部或地区分部同时满足（ ）条件的，可以予以合并。
①
具有相近的长期财务业绩
②
确定业务分部或地区分部所考虑的因素类似
③
具有相近的短期财务业绩
④
确定业务分部或地区分部所考虑的因素不类似
【单选题】
如果有两个事务，同时对数据库中同一数据进行操作，不会引起冲突的操作是（ ）。
①
一个是DELETE，一个是SELECT
②
一个是SELECT，一个是DELETE
③
两个都是UPDATE
④
两个都是SELECT
【简答题】
复句是由两个或两个以上的[填空]组成的句子。
随机题目
【单选题】
As we are one of the leading importers in this line, we are ____ to handle large quantities.
①
at a position
②
in a position
③
on a position
④
of a position
【单选题】
We shall be pleased to receive from you all necessary information _________ these goods.
①
regarding
②
in regard
③
as regard
④
with regard
【单选题】
If you will make us your lowest quotation for air-conditioner, we shall regard ____ as a personal favor.
①
it
②
you
③
your lowest quotation
④
air-conditioner
【单选题】
We ______ your name and address _____ Chinese Chamber of Commerce, through whom we learned that you are the main exporter of stainless steel products.
①
owe, from
②
owe, to
③
owe, with
④
owe, out of
【单选题】
To step up the trade, we______ our end-users, make counter-offers as below.
①
and
②
on behalf of
③
with
④
from
【单选题】
There is steady demand in Europe for Leather gloves ____ high quality.
①
at
②
to
③
of
④
for
【单选题】
If you are not certain who should be held responsible for the loss, you might file a claim ________ the insurance agent there.
①
to
②
against
③
in
④
for
【单选题】
Every package shall be marked “CCD” ___diamond and the package number.
①
into
②
in
③
on
④
with