执行命令?space(3)-space(2)的结果是()
第1题:
字符串长度函数LEN(SPACE(3)-SPACE(2))的值是
A.0
B.1
C.5
D.3
第2题:
( 13 )命令? LEN ( SPACE ( 3 ) -SPACE ( 2 ))的结果是
A ) 1
B ) 2
C ) 3
D ) 5
第3题:
表达式LEN(SPACE(O))的运算结果是( )
A、NULL.
B、1
C、0
D、″″
E、2
第4题:
命令?LEN(SPACE(3)一SPACE(2))的结果是( )。
A.1
B.2
C.3
D.5
第5题:
A. FREE_SPACE indicates only the space that is currently unallocated.
B. ALLOCATED_SPACE indicates only the space currently allocated and in use.
C. FREE_SPACE indicates only the space that is currently allocated and available for reuse.
D. ALLOCATED_SPACE indicates both the space currently allocated and used, and the space that is available for reuse.
E. FREE_SPACE indicates both the space that is currently allocated and available for reuse, and the space that is currently unallocated.
第6题:
字符串长度函数LEN(SPACE(3)-SPACE(2))的值是( )。
A.1
B.2
C.3
D.5
第7题:
已知A=Space(1),要产生3个空格,可以采用()函数
A、Right(A,3)
B、Space(3*A)
C、String(3,A)
D、A&A&AE3*A
第8题:
字符串长度函数LEN(SPACE(3)-SPACE(2))的值是A)0 B)1 C)5 D)3
第9题:
函数IEN(TRIM(SPACE(10))-SPACE<3))返回的值是 ______ 。
A.7
B.-3
C.13
D.3
第10题:
表达式LEN(SPACE(3) ----SPACE(2》的结果为【 7 】。