Which of the following utilities could be used to determine a subnet mask?()
A. PING
B. NSLOOKUP
C. TRACERT
D. IPCONFIG
下列属于总线标准的是()。
A. BUS
B. IDE
C. USB
D. EIDE
How many CCDs are located in a single pass duplex ADF?()
A. One
B. 2
C. 3
D. 4
使用ADO数据模型时,使Recordset和Connection对象建立连接的属性是()。
A. CommandType
B. Open
C. ActiveConnection
D. Execute