●ASCII is a 7-bit code used to represent numeric,alphabetic,and special printable characters.It also includes codes for control characters,which are (75) .
(75) A.printable or displayable
B.not printable or displayable
C.not printable but displayable
D.printable but not displayable
第1题:
A. SONET/SDH
B. Gigabit Ethernet
C. Aggregated Ethernet
D. GRE
第2题:
设在Eclipse下有项目名为java_code,则该项目下默认所有的字节码文件存放于()。
A.java_code/src
B.java_code/bin
C.java_code/lib
D.java_code/pr
第3题:
【多选题】下列样式代码中,可精确定义元素位置的是:
A..special{ position: absolute;}
B..special{ position: absolute; top:20px; left:16px;}
C..special{ position: relative;; top:20px; left:16px;}
D..special{ position: relative;}
第4题:
A.CODE=2的报文
B.CODE=4的报文
C.CODE=5的报文
D.CODE=10的报文
第5题:
下列样式代码中,可精确定义元素位置的是()
A.special{ position: absolute;}
B.special{ position: absolute; top:20px; left:16px;}
C.special{ position: relative;; top:20px; left:16px;}
D.special{ position: relative;}