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【单选题】
If spelling becomes the only focal point of his teacher's interest, clearly a bright child will likely to "play safe". He will tend to write (only words within his spelling range, choosing to avoid) adventurous language. That's why teachers often encourage the early use of dictionaries and pay attention to content rather than technical ability. The expression "play safe" probably means ______.
A.
to write carefully
B.
to do as teachers say
C.
to use dictionaries frequently
D.
to avoid using words one is not sure of
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参考答案：
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
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【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.
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【判断题】在检索图样时依据的是“图样代号”
A.
正确
B.
错误
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【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
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【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.
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【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 ";
查看完整题目与答案
【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...
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【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》
查看完整题目与答案
【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
查看完整题目与答案
【简答题】某企业有一投资项目,拟投资总额500 000元,建设期为零,预计当年投产每年可获得净利60 000元,投资项目寿命期为5年,采用直线法折旧,该企业资金成本为10%,已知(P/A,10%,5) =3.7908,计算结果保留小数点后两位 要求: (1)计算年现金净流量; (2)计算投资回收期; (3)计算年投资报酬率; (4)计算该投资项目的净现值; (5)计算该投资项目的现值指数; (6)根据计算判...
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相关题目：
【单选题】Rapid travel has a ____ greater influence on the human body than we imagine.
A.
near
B.
far
C.
more
D.
better
查看完整题目与答案
【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.
查看完整题目与答案
【判断题】在检索图样时依据的是“图样代号”
A.
正确
B.
错误
查看完整题目与答案
【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
查看完整题目与答案
【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.
查看完整题目与答案
【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 ";
查看完整题目与答案
【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...
查看完整题目与答案
【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》
查看完整题目与答案
【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
查看完整题目与答案
【简答题】某企业有一投资项目,拟投资总额500 000元,建设期为零,预计当年投产每年可获得净利60 000元,投资项目寿命期为5年,采用直线法折旧,该企业资金成本为10%,已知(P/A,10%,5) =3.7908,计算结果保留小数点后两位 要求: (1)计算年现金净流量; (2)计算投资回收期; (3)计算年投资报酬率; (4)计算该投资项目的净现值; (5)计算该投资项目的现值指数; (6)根据计算判...
查看完整题目与答案
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