● The program and the data are kept inside the computer in a place called (73) .
A. bus B. cache C. CPU D. memory
第1题:
A transport layer protocol has several responsibilities. One is to create a process-to-process (program-to-program) communication; TCP uses port (71) to accomplish this. Another responsibility of a transport layer protocol is to create a (72) and error-control mechanism at the transport level. TCP uses a sliding (73) protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve (74) control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends (75) of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.
(71)
A.numbers
B.connections
C.diagrams
D.resources
第2题:
You are the administrator of a SQL Server 2000 computer. The server contains database named Sales. Users report that they cannot add new data to the database. You examine the properties of the database. The database is configured as shown in the Sales Properties exhibit.
You examine drive E. The hard disk is configured as shown in the Local Disk Properties exhibit.
You want the users to be able to add data, and you want to minimize administrative overhead. What should you do?
A.Increase the maximum file size of Sales_Data to 1,500MB.
B.Use the DBCC SHRINKDATABASE statement.
C.Set automatic file growth to 10 percent.
D.Create another data file named Sales_Data2 in a new SECONDARY filegroup.
第3题:
YouhavetwocomputersnamedComputer1andComputer2thatrunWindows7.Computer1hastwolocaluseraccountsnamedUser1andUser2.OnComputer1,yourunScanstate.exe/all\\server1\data \computer1.OnComputer2,yourunLoadstate.exe/lac:Pa$$w0rd\\server1\data\computer1.YouneedtoensurethatUser1andUser2canlogontoComputer2.WhatshouldyoudoonComputer2?()
A.Enablealluseraccounts.
B.Modifythedefaultpasswordpolicy.
C.ModifytheAllowlogonlocallyuserright.
D.AddUser1andUser2tothelocalAdministratorsgroup.
第4题:
Password is a secret series of(73) that enables a user to access a file, computer, or program. On multi-user systems, each user must enter his or her password before the computer will respond to(74). The password helps ensure that(75) users do not access the computer. In addition, data files and programs may require a password.
A.symbol
B.sign
C.characters
D.characteristic
第5题:
For many years, the principle goal of computer(73)was to write short pieces of code that would execute quickly. The(74)needed to be small, because memory was expensive, and it needed to be fast, because processing power was also expensive.
A.users
B.programmers
C.that
D.program
第6题: