题目内容

关于DRDS的运维,以下说法正确的是?3个()

A. DRDS支持checktable语法来检验一个表是否正常
B. DRDS支持通过tracer命令来查看正在执行的SQL
C. DRDS支持show create table语法查询表的DDL
DRDS支持explain语法查询一个SQL的执行计划

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(第十四条)车辆行驶时,消防员将肢体伸出车窗外()

A. 不得
B. 可以

MQ提供的消息传输质量中,以下描述错误的有正确答案的数量:2个()

At least once
B. At most once
C. Exactly only One
D. No Qos

应计入直接工程费中人工费的费用是()

A. 生产工人劳动保护费
B. 病假在六个月以上的工资

Whichofthefollowingstatementisnottrueaboutcarcinomaofprostate?()

A. It’s a disease of men above the age of 50.
B. Heredity. environmental factors, and acquired somatic mutations have roles in the pathogenesis of prostate cancer.
C. Most are small. nonpalpable, asymptomatic, and they’re usually discovered on needle biopsy.
D. Benign prostatic hyperplasia easily develops into carcino

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