You need to write a code segment that transfers the first 80 bytes from a stream variable named stream1 into a new byte array named byteArray.You also need to ensure that the code segment assigns the number of bytes that are transferred to an integer variable named bytesTransferred.Which code segment should you use?()
A.bytesTransferred=stream1.Read(byteArray,0,80);
B.
C.
D.
第1题:
A. a telnet to port 80
B. a TCP packet with the SYN and ACK flags set
C. an SNMP getnext request
D. an ICMP packet larger than 1024 bytes
第2题:
Do you need any rice? I can get some() you()the supermarket.
Ato;from
Bfor;to
Cfor;from
第3题:
2、以下if…else…结构执行结果是 int x=80; int y=30; if (x <0 || x>75 ) { if(y>=80) { Console.Write(“晴”); } else { Console.Write(“晴转阴”); } } else { Console.Write(“ 阴”); }
A.晴
B.晴转阴
C.晴 阴
D.晴转阴 阴
第4题:
A.SELECT[ccode]FROM[GL_accsum]where not exists(SELECT*FROM[code]group by ccode having[ccode]=[GL_accsum].[ccode])
B.SELECT[ccode]FROM[GL_accsum]v where ccode not in(SELECTccodeFROM[code] where[ccode]=[v].[ccode])
C.select A. ccode from[GL_accsum]a left join code bon A.[ccode]=[b].[ccode] where B.ccode is null
D.select A.ccode codes from[GL_accsum]a join code bon A.[ccode]=[b].[ccode] where B.ccode is null
第5题:
以下if…else…结构执行结果是 int x=80; int y=30; if (x <0 || x>75 ) { if(y>=80) { Console.Write(“晴”); } else { Console.Write(“晴转阴”); } } else { Console.Write(“ 阴”); }
A.晴
B.晴转阴
C.晴 阴
D.晴转阴 阴