64900 65000 65500
64900 65402 65409
64900 65000 65300 65410
64900 65402 65405 65409
第1题:
A. 64900 65000 65500
B. 64900 65402 65409
C. 64900 65000 65300 65410
D. 64900 65402 65405 65409
第2题:
You define the following regular expression of currency values:regex tx = new regex("^-?\d+(\.\d{2})?$")You are required to write code that will be used to find whether a string in the variable named Bill matches the regular expression or not. You are also required to use this code as the expression in a conditional statement and need to know which code segment to use.What should you do?()
A.The tx.Matches(Bill)
B.The tx.Equals(Bill)
C.The tx.Match(Bill)
D.The tx.IsMatch(Bill)
第3题:
A.String regex="";
B.String regex=" .";
C.String regex=".*";
D.String regex="\\s";
E.String regex="\\.\\s*";
F.String regex="\\w[\.]+";
第4题:
第5题:
第6题:
A. 65000 65001 65002
B. 65000 65002
C. 65001 65000
D. 65001 65002
第7题:
第8题:
A. to determine the pseudonode ID
B. to determine the next hop to a given destination
C. to determine the complete path to a given destination
D. to determine the number of routers present in a given area
第9题:
第10题:
Why does IS-IS use the SPF algorithm?()