2.An application letter should be properly organized, formatted and spaced.

The company ______ a new policy on employee Internet usage at the start of the year. A: (A) formatted B: (B) coined C: (C) implemented D: (D) ascribed

_______ values formatted to strings using standard and custom format codes. The job could only be done by computer, because it would be a tremendous amount of work. </p></p>

Detecting and correcting data in a database or file that are incorrect, incomplete, improperly formatted, or redundant is called: A: defragmentation. B: data scrubbing. C: data auditing. D: data optimization.

【多选题】一个表创建完成后,我们可以使用那些语句查看表的相关信息? A. hive (library)> show create table students;（查看表的创建信息） B. hive (library)> describe students;（或desc students，查看表的字段信息） C. hive (library)> describe formatted students;（查看表的详细属性信息） D. hive (library)> describe extended students;（查看表的详细信息） hive (library)> show partitions students;（查看表的分区信息）