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【简答题】
如果我们以文献量为纵轴,以历史年代为横轴,把各不同年代的文献量在坐标图上逐点描绘出来,然后以一光滑曲线连接各点,则可十分近似地表征文献随()增长的规律。
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举一反三
【单选题】Rapid travel has a ____ greater influence on the human body than we imagine.
A.
near
B.
far
C.
more
D.
better
【单选题】CREATE TABLE dept (deptno NUMBER(2), dname VARCNAR2(14), 1oc VARCNAR2 (13)); ROLLBACK; DESCRIBE DEPT What is true about the set? ()
A.
The DESCRIBE DEPT statement displays the structure of the DEPT table.
B.
The ROLLBACK statement frees the storage space occupies by the DEPT table.
C.
The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist.
D.
The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
【判断题】在检索图样时依据的是“图样代号”
A.
正确
B.
错误
【单选题】The plant and equipment account in the records of a company for the year ended 31 December 2012 is shown below: Plant and equipment – cost 2012 $ 2012 ...
A.
$184,800
B.
$192,600
C.
$191,400
D.
$184,200
【单选题】On Monday, you dropped the DEPT table from your schema and then you re-created the DEPT table in your schema. On Wednesday, you have a requirement to restore the DEPT table from the recycle bin. Which...
A.
You cannot restore the DEPT table by using the Oracle Flashback Drop feature because a table with the name DEPT already exists in your schema.
B.
You can restore the DEPT table by using the Oracle Flashback Drop feature, provided you use the RENAME TO clause.
C.
You cannot restore the DEPT table by using the Oracle Flashback Drop feature because the contents of the recycle bin are purged every 12 hours by default.
D.
You can restore the DEPT table by using the Oracle Flashback Drop feature and a system-generated name will be assigned to the restored table.
【单选题】在数据库中存在表dept,在程序中存在类com.hzu.Dept,以下HQL语句正确的是______。
A.
String hql = "from dept as model";
B.
String hql = "from com.hzu.dept ";
C.
String hql = "from Dept as model";
D.
String hql = "from dept ";
【简答题】It is said that the fast pace of our everyday life, as a direct result of the rapid development of telecommunications technology and travel industry, has negative effects on individuals, nations and t...
【单选题】日前,国务院办公厅转发财政部、国务院扶贫办、国家发展改革委( ),自印发之日起施行。《办法》明确,扶贫项目资金是指各级政府及其部门为如期实现脱贫目标,支持脱贫攻坚项目(含对个人和家庭的补助项目)的各类财政资金,包括全部或者部分用于产业扶贫、易地扶贫搬迁、就业扶贫、危房改造、教育扶贫、健康扶贫、生态扶贫、基本医疗、社会救助、农村基础设施建设以及光伏扶贫、旅游扶贫、文化扶贫等项目资金。扶贫项目资金绩效...
A.
《扶贫项目资金科学管理办法》
B.
《扶贫项目资金绩效管理办法》
C.
《扶贫项目资金高效管理办法》
D.
《扶贫项目资金严格监管办法》
【单选题】下列选项中不属于世界创意产业之父、英国经济学家约翰·霍金斯认为创意的基本条件的是:
A.
个人性
B.
独创性
C.
有意义
D.
有用的
【单选题】An entity is preparing its cash budget, and the extract from its sales budget for the sames period is as follows: Month Sales revenue March $60,000 April $70,000 May $55,000 June $65,000 40% of the sa...
A.
$61,120
B.
60,532
C.
$79,740
D.
$78,560
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