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A user suspects that a recently installed program overwrote a Windows system file on the computer. Which of the following commands could be run to check and verify the system files？（）
- A、system /v
- B、winnt /s
- C、sfc /scannow
- D、chkdsk /f
参考答案
更多 “A user suspects that a recently installed program overwrote a Windows system file on the computer. Which of the following commands could be run to check and verify the system files？（）A、system /vB、winnt /sC、sfc /scannowD、chkdsk /f” 相关考题
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She ____________ herself ____________ looking after the old people in her area.
A.concerns…with…B.views…as…C.treats…as…D.suspects…of…
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Which view should a user query to display the columns associated with the constraints on a table owned by the user? ()
A. USER_CONSTRAINTSB. USER_OBJECTSC. ALL_CONSTRAINTSD. USER_CONS_COLUMNSE. USER_COLUMNS
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Which statement creates a new user? ()
A. CREATIVE USER susan;B. CREATIVE OR REPLACE USER susan;C. CREATE NEW USER susan DEFAULTD. CREATE USER susan IDENTIFIED BY blue;E. CREATE NEW USER susan IDENTIFIED BY blue;F. CREATE OR REPLACE USER susan IDENTIFIED BY blue;
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pageContext.setAttribute("user","tom");request.setAttribute("user","bob");显示"bob",则可以使用
A.{request.getAttribute("user")}B.{param.user}C.{user}D.{requestScope.user}
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Police have already identified around 10 murder suspects.A:targeted
B:distinguished
C:captured
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Police have already identified around 10 murder suspects.A:targeted
B:distinguished
C:captured
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JRU数据下载使用U盘，当（）时，表示转储完毕，拔出U盘。A、user1灯亮user2灯灭B、user1灯亮user2灯亮C、user1灯灭user2灯亮D、user1灯灭user2灯灭
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Which statement creates a new user?（）A、CREATE USER susan;B、CREATE OR REPLACE USER susan;C、CREATE NEW USER susan DEFAULT;D、CREATE USER susan IDENTIFIED BY blue;E、CREATE NEW USER susanIDENTIFIED by blue;F、CREATE OR REPLACE USER susan IDENTIFIED BY blue;
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The database users are connecting to the PROD database from different applications， thereby degrading the database performance. The senior database administrator suspects the large number of concurrent connections to be the reason for low performance and asks you to restrict the number concurrent connections per database user to one. Which action would you take to achieve this objective？（）A、set the SESSIONS to 1 in the parameter fileB、grant SINGLE SESSION privilege to all of the usersC、set the SESSIONS_PER_USER to 1 in the users’ profileD、grant RESTRICTED SESSION privilege to all of the database usersE、create a role with SINGLE SESSION privilege and assign the role to the users
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Which view should a user query to display the columns associated with the constraints on a table owned by the user?（）A、USER_CONSTRAINTSB、USER_OBJECTSC、ALL_CONSTRAINTSD、USER_CONS_COLUMNSE、USER_COLUMNS
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Users of your web application have requested that they should be able to set the duration of their sessions.So for example， one user might want a webapp to stay connected for an hour rather than the webapp’sdefault of fifteen minutes； another user might want to stay connected for a whole day. Furthermore， youhave a special login servlet that performs user authentication and retrieves the User object from the database. You want to augment this code to set up the user’s specified session duration. Which codesnippet in the login servlet will accomplish this goal？（）A、User user = // retrieve the User object from the database session.setDurationInterval（user.getSessionDuration（））；B、User user = // retrieve the User object from the database session.setMaxDuration（user.getSessionDuration（））；C、User user = // retrieve the User object from the database session.setInactiveInterval（user.getSessionDuration（））；D、User user=//retrieve the User object from the database session.setDuration（user.getSessionDuratio（））；E、User user = // retrieve the User object from the database session.setMaxInactiveInterval（user.getSessionDuration（））；
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如果想要在JSP中使用user包中的User类，则以下写法正确的是（）。 A、 jsp：useBean id="user" class="user.User" scope="page"/B、 jsp：useBean class="user.User.class" / C、 jsp：useBean name="user" class="user.User"/D、 jsp：useBean id="user" class="User" import="user.* "/
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在JSP中要使用user包中的User类，则以写法正确的是（）。A、〈jsp:useBean id="user" class="user.User" scope="page"/〉B、〈jsp:useBean class="user.Use.class"/〉C、〈jsp:useBean name="user" class="user.User"/〉D、〈jsp:useBeam id="user" class="user" import="user.*"/〉
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Your company has an Exchange Server 2010 organization. A user named User1 is configured as a Delegate for a user named User2. You need to ensure that User1 can add User2 in the From field when sending email messages. Messages that contain User2 in the From field must display User2 as the message sender when recipients receive the messages. What should you do（）？ A、Remove User1 as a delegate， and then grant User1 Send As permissions to User2¯s mailboxB、Remove User1 as a delegate， and then grant User1 Send on Behalf permissions to User2¯s mailboxC、Create a Sharing policy， and then grant User1 Modify permissions to User2¯s mailboxD、Create a Sharing policy， and then grant User1 Full Mailbox permissions to User2¯s mailbox
考题
单选题A user suspects that a recently installed program overwrote a Windows system file on the computer. Which of the following commands could be run to check and verify the system files？（）A
system /vB
winnt /sC
sfc /scannowD
chkdsk /f
考题
单选题The database users are connecting to the PROD database from different applications， thereby degrading the database performance. The senior database administrator suspects the large number of concurrent connections to be the reason for low performance and asks you to restrict the number concurrent connections per database user to one. Which action would you take to achieve this objective？ （）A
set the SESSIONS to 1 in the parameter fileB
grant SINGLE SESSION privilege to all of the usersC
set the SESSIONS_PER_USER to 1 in the users’ profileD
grant RESTRICTED SESSION privilege to all of the database usersE
create a role with SINGLE SESSION privilege and assign the role to the users
考题
单选题Users of your web application have requested that they should be able to set the duration of their sessions.So for example， one user might want a webapp to stay connected for an hour rather than the webapp’sdefault of fifteen minutes； another user might want to stay connected for a whole day. Furthermore， youhave a special login servlet that performs user authentication and retrieves the User object from the database. You want to augment this code to set up the user’s specified session duration. Which codesnippet in the login servlet will accomplish this goal？（）A
User user = // retrieve the User object from the database session.setDurationInterval（user.getSessionDuration（））；B
User user = // retrieve the User object from the database session.setMaxDuration（user.getSessionDuration（））；C
User user = // retrieve the User object from the database session.setInactiveInterval（user.getSessionDuration（））；D
User user=//retrieve the User object from the database session.setDuration（user.getSessionDuratio（））；E
User user = // retrieve the User object from the database session.setMaxInactiveInterval（user.getSessionDuration（））；
考题
单选题如果想要在JSP中使用user包中的User类，则以下写法正确的是（）。A
jsp：useBean id=user class=user.User scope=page/B
jsp：useBean class=user.User.class / C
jsp：useBean name=user class=user.User/D
jsp：useBean id=user class=User import=user.* /
考题
单选题在JSP中要使用user包中的User类，则以写法正确的是（）。A
〈jsp:useBean id=user class=user.User scope=page/〉B
〈jsp:useBean class=user.Use.class/〉C
〈jsp:useBean name=user class=user.User/〉D
〈jsp:useBeam id=user class=user import=user.*/〉
考题
单选题Which statement creates a new user? （）A
CREATIVE USER susan;B
CREATIVE OR REPLACE USER susan;C
CREATE NEW USER susan DEFAULTD
CREATE USER susan IDENTIFIED BY blue;E
CREATE NEW USER susan IDENTIFIED BY blue;F
CREATE OR REPLACE USER susan IDENTIFIED BY blue;
考题
单选题You have an Exchange Server 2010 organization.A user named User1 connects to his mailbox by using Microsoft Office Outlook.User1 reports that he is unable to send encrypted e-mail messages to an external recipient named User2.You verify that User1 and User2 have e-mail encryption certificates.You need to ensure that User1 can send encrypted e-mail messages to User2.What should you do first？（）A
Instruct User2 to add a delegateB
Instruct User2 to send a signed e-mail message to User1.C
Instruct User1 to send a signed e-mail message to User2.D
Instruct User1 to modify the sensitivity settings of the e-mail message
考题
单选题You would like to configure your PC's IP address of 10.10.0.156 as an FTP host with a username of user and a password of mypass.Which configuration command accomplishes this goal?（）A
host user pc 10.10.0.156 ftp user mypassB
host user pc 10.10.0.156 tftp user mypassC
host name user pc 10.10.0.156 ftp user mypassD
host name user pc 10.10.0.156 tftp user mypass
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