将字符型常量转换为数字,使用函数parseInt(“42.33”),其结果是1386。()
A、对
B、错
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You need to generate a list of all customer last names with their credit limits from the CUSTOMERS table. Those customers who do not have a credit limit should appear last in the list. Which two queries would achieve the required result?()
ASELECT cust_last_name, cust_credit_limit FROM customers ORDER BY cust_credit_limit DESC
BSELECT cust_last_name, cust_credit_limit FROM customers ORDER BY cust_credit_limit
CSELECT cust_last_name, cust_credit_limit FROM customers ORDER BY cust_credit_limit NULLS LAST
DSELECT cust_last_name, cust_credit_limit FROM customers ORDER BY cust_last_name, cust_credit_limit NULLSLAST
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患者,男性,68岁,帕金森病史3年。对其进行康复护理,措施不正确的是()
A、躺在床上时不应垫枕头,还应定时取仰卧姿势
B、患者尽量试着独立完成日常的活动,如写字和进食等
C、在步行时应以脚尖先着地
D、为预防关节挛缩可做关节的全范围运动
E、温水浴、按摩等物理治疗可预防挛缩
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管理二重性的体现()
A、管理的科学性
B、管理的自然属性
C、管理的广泛性
D、人和时间
E、能源和信息
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View the Exhibit to examine the metrics with a threshold.Which statement is true regarding the Number of Transactions (per second) metric?()
A、 Oracle uses statistical relevance to determine when an adaptive threshold has been breached for the metric.
B、 The statistics for the metric values observed over the baseline time period are not examined to determine threshold values.
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D、 The total concurrent number of threshold violations, which must occur before an alert is raised for the metric, has been set to zero.
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下列程序执行后的输出结果是()。#include main() { int a[3][3]={{1 2} {3 4} {5 6}} i j s=0; for(i=1;i<3;i++) for(j=0;j
A、14
B、12
C、20
D、21