crontab 文件由六个域组成 ,每个域之间用空格分割,其排列如下____[br][/br] A、 MIN HOUR DAY MONTH YEAR COMMAND[br][/br] B、 MIN HOUR DAY MONTH DAYOFWEEK COMMAND[br][/br] C、 COMMAND HOUR DAY MONTH DAYOFWEEK[br][/br] D、 COMMAND YEAR MONTH DAY HOUR MIN
举一反三
- 已知学生记录描述为[br][/br] struct student[br][/br] {int no;[br][/br] char name[20];[br][/br] char sex;[br][/br] struct[br][/br] {int year; int month; int day;[br][/br] }birth;[br][/br]};[br][/br] struct student s;[br][/br] 设变量s中的“生日”应是“1999年11月11日 A: year=1999;month=11;day=11; B: irth.year=1999;birth.month=11;birth.day=11; C: s.year=1999;s.month=11;s.day=11; D: s.birth.year=1999;s.birth.month=11;s.birth.day=11;
- It is usually to show the date in the order of day/month/year (American practice), or month/day/year (British practice).
- The<br/>Double-Ninth Festival falls on the ninth day of the ninth lunar<br/>month and has a history of more than 1,700 years. it is also the<br/>Senior Citizens’ Day. ()
- John<br/>often goes swimming ______ in summer. A: one<br/>time a month B: one<br/>a month C: once<br/>a month
- 对结构变量 person的出生年份进行赋值时,下列中正确的赋值语句是( )。[br][/br]struct date{int year;int month;int day};[br][/br]struct man[br][/br]{[br][/br]char name|20];[br][/br]char sex;[br][/br]struct date birthday;[br][/br]}person; A: year=1958; B: irthday.year=1958; C: person.birthday.year=1958; D: person.year=1958;