A communcitions protocal is a set of（）for exchanging information over a network.A．machine B．software C．rules D．hardware
A communcitions protocal is a set of（）for exchanging information over a network.
A．machine B．software C．rules D．hardware
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While the Internet is inherently insecure, businesses still need to preserve the privacy of data as it travels over the network. To help do that, the Internet Engineering Task Force an international group of network designers, operators, vendors, and researchers concerned with the evolution of(71)has developed a suite of(72)called Internet Protocol Security(IPSec).IPSec creates a standard platform. to develop secure networks and electronic(73)between two machines. Secure tunneling via IPSec creates(74)connections in a network through which data packets can move. It creates these tunnels between remote users and within a local network. It also(75)each data packet in a new packet that contains the information neccessary to set up, maintain and tear down the tunnel when it's no longer needed.A．channelsB．Web browserC．Internet dataD．Internet architecture
Messages that are sent electronically over a network．(72)A series of instructions(commands) performed in a sequence specifying actions to accomplish a task．(73)The character code built into most modern personal computers．(74)The minimal unit of information，it can have the value 1 or 0．(75)The brains of a computer, it contains the ALU，the clock，many registers，the bus interface，and circuitry that makes these parts work together．A．inputB．outputC．dataD．E-Mail
Which of the following is a secure method of copying information over a public network?() A.SCPB.SMTPC.SNMPD.TFTP
You are the administrator of a SQL Server 2000 computer. Your company uses the server to store service contract information for its customers.You are also the administrator of Oracle relational database management system (RDBMS) server.This server is used to store your company’s financial information. The financial information is updated frequently throughout the day.You need to create a series of reports that combine the service contract information and the financial information. These reports will be updated several times a day.You want to create reports on the SQL Server computer by using the minimum amount of disk space.What should you do?A．Set up SQL server replication to replicate the data from the oracle server to the SQL server computer.B．Set up the oracle server as a linked server. Create a view that joins the service contract information and the financial information.C．Set up data transformation services (DTS) package that imports and transforms the database from the oracle server to the SQL server computer. Use SQL server agent to execute the DTS package throughout the day as needed.D．Set up Microsoft ActiveX script. that connects to the oracle server and imports the financial information into SQL server temporary table. Create a view that joins the service contract information and the temporary table.
●(72) is a device that allows a computer to transmit information over a telephone line.(72) A．DiskB．ModemC．PrinterD．Display
●A (74)is aformal set ofrules for specifying the format and relationship when exchanging data among communicating devices.(74)A. protocolB.languageC.programD.command
Which of the following is not a while-speaking activity?A.Describing people and events.B.Role-plays.C.Exchanging information.D.Reporting results.
{pz_填空}center has been set up to give{pz_填空}on scientific farming for the nearby farmers.（）A. An information；advice B. Information ；adviceC. An information；advices D. Information；advices
{pz_填空}center has been set up to give{pz_填空}on scientific farming for the nearby farmers.（）A、 An information；advice B、 Information ；adviceC、 An information；advices D、 Information；advices
Which statement is true about TCN propagation？（）A、The originator of the TCN immediately floods this information through the network.B、The TCN propagation is a two step process.C、A TCN is generated and sent to the root bridge.D、The root bridge must flood this information throughout the network.
LDAP is being utilized throughout the Company Wireless network. Which issue or set of issues does the Lightweight Access Point Protocol （LWAPP） address？ （）A、 Reduction of processing in wireless controllersB、 Distributed approach to authentication， encryption， and policy enforcementC、 Access point discovery， information exchange， and configurationD、 Provides security by blocking communication between access points and wireless clientsE、 None of the other alternatives apply.
Your computer connects to both an ad hoc wireless network and a wired network. You need to allow other wireless clients to access the wired network. What should you do？ （）A、Set the security type to the No authentication （Open） option.B、Configure the wired and wireless network adapters as a network bridge.C、Modify the wireless network profile type to the Use all-user profiles only （recommended） option.D、On each wireless client， set the Service Set Identifier （SSID） for a new wireless network to the name of your wired network adapter.
Which of the following is a secure method of copying information over a public network?（）A、SCPB、SMTPC、SNMPD、TFTP
What is a redundancy group in JUNOS Software？（）A、a set of chassis clusters that fail over as a groupB、a set of devices that participate in a chassis clusterC、a set of VRRP neighbors that fail over as a groupD、a set of chassis cluster objects that fail over as a group
Which statement is true about vishing？（）A、Influencing users to forward a call to a toll number （for example， a long distance or international number）B、Influencing users to provide personal information over a web pageC、Using an inside facilitator to intentionally forward a call to a toll number （for example， a long distance orinternational number）D、Influencing users to provide personal information over the phone
了保障电子支付的安全，VISA和MasterCard两大信用卡公司于1997年联合推出（）协议A、S-HTTP（Secure HyperText Transfer Protocal）B、SSL（Secure Sockets Layer）C、PIN（Personal Identification Numbers）D、SET（Secure Electronic Transaction）
You are troubleshooting a Catalyst 5000 trunk in the network. What should you do if there’s adisagreement about the VLANs configured to use the trunk？（）A、Reload the active VLAN configurationB、Clear the affected port and bring it up againC、Explicitly set the trunk for the VLAN to be onD、Remove all the VLANs set
A new switch is installed in the Testking network. This switch is to be configured sothat VLAN information will be automatically distributed to all the other Cisco Catalyst switches in the network. Which of the conditions below have to be met in order for this to occur?（）A、The switch that will share the VLAN information must be in the VTP Server mode.B、The switches must be in the same VTP domain.C、The switch that will share the VLAN information must be configured as the root bridge.D、The switches must be configured to use the same VTP version.E、The switches must be configured to use the same STP version.F、The switches must be configured to use the same type of ID tagging.G、The switches must be connected over VLAN trunks.
An administrator wants to proactively collect information on attackers and their attempted methods of gaining access to the internal network. Which of the following would allow the administrator to do this？（）A、NIPSB、HoneypotC、DMZD、NIDS
Anyone who knows just the host name and the listener name can have full control over the listener. They can stop the listener and also obtain detailed information about the listener， database， and the configuration of the application. How would you avoid this scenario？（）A、lock the listenerB、hide the listenerC、create multiple listenersD、run listener on a remote clientE、set a password for the listenerF、store listener.ora in a non-default location
单选题Which statement is true about TCN propagation？（）AThe originator of the TCN immediately floods this information through the network.BThe TCN propagation is a two step process.CA TCN is generated and sent to the root bridge.DThe root bridge must flood this information throughout the network.
单选题（） means the level for which minimum appropriate protective security measures shall be maintained at all times, threats and exchanging such information with appropriate Contracting Governments.ASecurity level 1BSecurity level 2CSecurity level 3DLowest safety level
单选题LDAP is being utilized throughout the Company Wireless network. Which issue or set of issues does the Lightweight Access Point Protocol （LWAPP） address？ （）A Reduction of processing in wireless controllersB Distributed approach to authentication， encryption， and policy enforcementC Access point discovery， information exchange， and configurationD Provides security by blocking communication between access points and wireless clientsE None of the other alternatives apply.
单选题What is a redundancy group in JUNOS Software？（）Aa set of chassis clusters that fail over as a groupBa set of devices that participate in a chassis clusterCa set of VRRP neighbors that fail over as a groupDa set of chassis cluster objects that fail over as a group
单选题Where can you obtain information about full database backup set created using RMAN， if the control file was used as the repository？（）AV$BACKUPSETBRC_DATABASECV$BACKUP_SETDRC_BACKUP_SET
单选题The use of SOAP for exchanging information is an example of an integration with（）AMQ ServicesBSAPCWeb ServicesDAriba