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The subnet mask on the serial interface of a router is expressed in binary as 11111000 for the last octet. How do you express the binary number 11111000 in decimal?()
A . 210
B . 224
C . 240
D . 248
E . 252
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How many subnetworks and hosts are available per subnet if you apply a /28 mask to the 210.10.2.0 class C network?()
A . 30 networks and 6 hosts.
B . 6 networks and 30 hosts.
C . 8 networks and 32 hosts.
D . 32 networks and 18 hosts.
E . 14 networks and 14 hosts.
F . None of the above
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While troubleshooting a network, you need to verify the liveness of hosts in the subnet 192.168.1.64/26. All of the hosts are able to reply to ping requests. How would you confirm the existing nodes using one single command?()
A . ping 192.168.1.255
B . ping with sweep option
C . ping 192.168.1.127
D . ping 192.168.1.64
E . ping with broadcast optio
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You have determined that you are in the right semicircle of a tropical cyclone in the Northern Hemisphere.What action should you take to avoid the storm().
A . Place the wind on the starboard quarter and hold that course
B . Place the wind on the port quarter and hold that course
C . Place the wind on the port bow and hold that course
D . Place the wind on the starboard bow and hold that course
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Your ISP assigned you a full class B address space. From this, you need at least 300 sub-networks that can support at least 50 hosts each. Which of the subnet masksbelow are capable of satisfying your needs?()
A . 255.255.255.0
B . 255.255.255.128
C . 255.255.252.0
D . 255.255.255.224
E . 255.255.255.192
F . 255.255.248.0
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If you are caught in the left semicircle of a tropical storm,in the Southern Hemisphere,you should bring the wind().
A . On the starboard quarter,hold course and make as much way as possible
B . 2 points on the port quarter,and make as much way as possible
C . On the port bow,and make as much way as possible
D . Dead ahead and heave to
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You are aboard the give-way vessel in a crossing situation.What should you NOT do in obeying the Rules().
A . Cross ahead of the stand-on vessel
B . Make a large course change to starboard
C . Slow your vessel
D . Back your vessel
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You are managing an Oracle Database 11g database. You configured the database to run in ARCHIVELOGmode. Which two statements are true in this scenario()
A . You must shut down the database instance to perform the backups.
B . You must configure the Flash Recovery Area (FRA) for the database.
C . You can perform complete database backups without closing the database.
D . All the previous closed database backups including control files become invalid after you configure thedatabase to ARCHIVELOG mode.
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You Execute the Following command to create a password file in the database server: $ orapwd file = ‘+DATA/PROD/orapwprod entries = 5 ignorecase = N format = 12’ Which two statements are true about the password file?()
A . It records the usernames and passwords of users when granted the DBA role.
B . It contains the usernames and passwords of users for whom auditing is enabled.
C . Is used by Oracle to authenticate users for remote database administration.
D . It records the usernames and passwords of all users when they are added to the OSDBA or OSOPER operating system groups.
E . It supports the SYSBACKUP, SYSDG, and SYSKM system privileges.
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62. By asking appropriate questions, you are showing the employer that you are interested in being part of their company.
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The rewards you get in this job are in direct __________ to the effort you put in.
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If you are satisfied with the service in a restaurant, you can give the waiter a big _ .
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When thing in the language,you are using the language in an active way.
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听力原文:W: Tomorrow is the deadline to hand in the term paper. Are you sure you've corrected all the typing errors in this paper?
M: Perhaps I'd better read it through again.
Q: What is the man most probably going to do?
(18)
A.He is going to finish his term paper.
B.He is going to hand in the paper.
C.He is going to correct the errors in the paper.
D.He is going to read it to the woman.
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You are the network administrator in the New York office of TestKing.The company net
You are the network administrator in the New York office of TestKing.
The company network consists of a single Active Directory domain The New York office currently contains one Windows Server 2003 file server named TestKingA.
All file servers in the New York office are in an organizational unit (OU) named
New York Servers. You have been assigned the Allow - Change permission for a
Group Policy object (GPO) named NYServersGPO, which is linked to the New
York Servers OU.
The written company security policy states that all new servers must be configured
with specified predefined security settings when the servers join the domain. These
settings differ slightly for the various company offices.
You plan to install Windows Sever 2003, on 15 new computers, which all functions
as file servers. You will need to configure the specified security settings on the new
file servers.
TestKingA currently has the specified security settings configured in its local
security policy. You need to ensure that the security configuration of the new file
servers is identical to that of TestKingA. You export a copy of TestKingA‘s local
security policy settings to a template file.
You need to configure the security settings of the new servers, and you want to use
the minimum amount of administrative effort.
What should you do?()
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You are the network administrator for The network consists of a single IP subnet. All servers are Windows Server 2003. All client computers run Windows XP Professional.The corporate firewall blocks all requests from the local client computers to port 80 in the Internet. Requests sent over port 443 are allowed through the firewall. Server computers can communicate by using port 80 are 443 to the Internet.You need to install Software Update Services (SUS) on a computer named Testking5. Testking5 has limited hard drive space and stores a minimal amount of information daily. Client computers must install Microsoft critical updates.You need to ensure that Testking5 does not run out of hard drive space after the installation of SUS.What should you do?()
A. On Testking5, clear the selection of all locales not used on your network.
B. On Testking5, select the option to maintain the updates on a Windows Update server.
C. Modify the default home page for all client computers to https://windowsupdate.microsoft.com.
D. Modify the proxy server setting for all client computers to http://testking5.
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In the bedroom, you are told______.
A.not to use an electric underblanket or an electric overblanket
B.to use an underblanket of the low voltage type
C.to switch off an underblanket of the low voltage type
D.not to use an electric underblanket over you
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() you are in the world, when you walk in to our hotel we want you to have best lodgin
A.A.Wherever
B.B.Whoever
C.C.Whatever
D.D.Whenever
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Subnet mask is 255.255.255.128. How many NE addresses are available in each subnet?()
A.64
B.126
C.124
D.62
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A new server was installed. Most clients are located in the same subnet as the server and can successfully access the server. Clients located on different subnets have been unable to access the server, but have no trouble accessing other servers on their subnet.Which of the following is the reason that these clients are unable to access the server?()
A. DHCP has assigned the wrong addresses.
B. Incorrect default gateway on the server.
C. DNS entries were not created.
D. WINS server is not responding.
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Your network contains a server named Server1 that runs Windows Server 2008 R2. The network contains multiple subnets.An administrator reports that Server1 fails to communicate with computers on remote subnets.You run route.exe print on Server1 as shown in the exhibit. (Click the Exhibit button.)You need to ensure that Server1 can communicate with all computers on the network.What should you do?()
<img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/71f5cf6cf8cbfe8d579365ba1e41e844.png' />
A. Disable IPv6.
B. Change the subnet mask.
C. Add a default gateway address.
D. Change the default metric to 100.
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If you are on holiday in other places, the lights in your house should()
A.be lit in an irregular way
B.be kept on all the night
C.be replaced by random timers
D.be turned on only once one day
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You are too self-centered.It’s high time you()that you are not the most important person in the world, Edgar said to his boss angrily
A.realized
B.have realized
C.realize
D.must realize