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A user complains that a computer monitor is experiencing a jitter. Replacing the monitor and video card does not fix the problem. Which of the following could be causing the problem？（）
- A、ESD（electrostatic discharge）
- B、motherboard
- C、RAMDAC
- D、EMI（electromagnetic interference）
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更多 “A user complains that a computer monitor is experiencing a jitter. Replacing the monitor and video card does not fix the problem. Which of the following could be causing the problem？（）A、ESD（electrostatic discharge）B、motherboardC、RAMDACD、EMI（electromagnetic interference）” 相关考题
考题
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
考题
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
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}
考题
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
考题
A user in the op_storage group logs onto the DS GUI and goes to the User Administration panel. Which users can be seen and what actions can be performed（）A、the user can see all other users， including those in the Admin group， but can modify only the user accounts in theOp_volume and Monitor groupB、the user can see all the users except those in the Admin group， but can only modify the user’s own accountC、the user can see only the user’s own account， and cannot modify itD、the user can see only the user’s own account， and can change the password only
考题
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;
考题
Which data dictionary table should you query to view the object privileges granted to the user on specific columns?（）A、USER_TAB_PRIVS_MADEB、USER_TAB_PRIVSC、USER_COL_PRIVS_MADED、USER_COL_PRIVS
考题
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
考题
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
关于点操作符和“[ ]”，以下说法不正确的是（）。A、 ${user. username}等价于${user. [username]}B、 ${user. username}等价于${user. [“username”]}C、 如果user是一个List， 则${user[0]}的写法是正确的D、 如果user是一个数组， 则${user[0]}的写法是正确的
考题
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
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
Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 (SP2). All client computers run Windows XP Professional Service Pack 3 (SP3). A user named User1 has a computer named Computer1. You need to prevent changes made to User1’s desktop from being saved when User1 logs off of Computer1. What should you do? （）A、Log on to Computer1 as an administrator. Rename User1’s user profile folder to User1.man.B、Log on to Computer1 as an administrator. In User1’s user profile, rename ntuser.ini to ntuser.man.C、Implement a roaming user profile for User1. In User1’s roaming user profile, rename ntuser.dat to ntuser.man.D、Implement a roaming user profile for User1. In User1’s roaming user profile, deny User1 the Read permission for ntuser.ini.
考题
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
You install Microsoft Windows Vista on a computer. You will share the computer with another user. You need to prevent the user from making unauthorized changes to the computer. What should you do？ （）A、Add the user to the Guests group.B、Create a standard user account for the user.C、Create an administrator account for the user.D、Add the user to the Remote Desktop Users group.
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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