更多"User SCOTT wants to back out the tr"的相关试题:
[多项选择]User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA, whichcommands must you execute to enable SCOTT to flash back the transactions? （）(Choose four.)
A. ALTER DATABASE FLASHBACK ON;
B. GRANT SELECT any transaction TO scott;
C. GRANT EXECUTE ON dbms_flashback TO scott;
D. ALTER DATABASE ADD SUPPLEMENTAL LOG DATA;
E. ALTER TABLESPACE undots1 RETENTION GUARANTEE;
F. ALTER DATABASE ADD SUPPLEMENTAL LOG DATA (PRIMARY KEY) COLUMNS;
[单项选择]By saying that "Nobody wants to throw out the baby with the bath water" (Line 1, Paragraph 3), the author implies that
A. no terrorists can be caught if the legislation is unclear.
B. secret trials would destroy both public faith and terrorists.
C. nobody wants to offer "minor players" some immunity.
D. we should not try terrorists in secret.
[单项选择]The phrase "coming back out of the cave" in the fifth paragraph means
A. "coming back home".
B. "giving up the present job".
C. "living a luxurious life".
D. "restoring real human contact".
[多项选择]User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA， which commands must you execute to enable SCOTT to flash back the transactions？（）
A. ALTER DATABASE FLASHBACK ON
B. GRANT SELECT any transaction TO scott
C. GRANT EXECUTE ON dbms_flashback TO scott
D. ALTER DATABASE ADD SUPPLEMENTAL LOG DATA
E. ALTER TABLESPACE undots1 RETENTION GUARANTEE
F. ALTER DATABASE ADD SUPPLEMENTAL LOG DATA （PRIMARY KEY） COLUMNS
[单项选择]A user wants to convert their current computer into an audio/video editing workstation byupgrading components. They want to start by upgrading the hard drive. Which of the followinghard drives should be chosen to maximize read/write speed?（）
A. Zip drive
B. 15,000 rpm SATA
C. 7,200 rpm IDE
D. USB flash
[单项选择]The passage points out that when everyone wants to be the mother or the bride, group play is often ______. ( )
A. broken up
B. spoiled
C. interrupted
D. halted for a moment
[单项选择]A user wants to install an external hard drive using the fastest connection available. Which of the following should the technician recommend?（）
A. USB 1.1
B. eSATA
C. USB 2.0
D. IEEE 1394
[单项选择]The user Alice wants to grant all users query privileges on her DEPT table. Which SQL statement accomplishes this?（）
A. GRANT select ON dept TO ALL_ USER;
B. GRANT select ON dept TO ALL;
C. GRANT QUERY ON dept TO ALL_USERS
D. GRANT select ON dept TO PUBLIC;
[单项选择]A home user wants to setup a wireless network. Which of the following would be the MOST important consideration?（）
A. Operating system type of the connected PCs
B. Location of the wireless router
C. Number of PCs that will access the network
D. Number of available Ethernet ports on the router
[单项选择]A user wants to establish an FTP session to a server behind an SRX device but must authenticate to a Web page on the SRX device for additional authentication.Which type of user authentication is configured?（）
A. pass-through
B. WebAuth
C. WebAuth with Web redirect
D. pass-through with Web redirect
[单项选择]A user wants to replace their 17” CRT monitor with the thinnest possible 17” monitor available.Which of the following monitors should the user purchase?（）
A. LED LCD
B. DLP
C. CCFL LCD
D. Plasma
[单项选择]A user wants to establish an HTTP session to a server behind an SRX device but is being pointed to Web page on the SRX device for additional authentication.Which type of user authentication is configured?（）
A. pass-through with Web redirect
B. WebAuth with HTTP redirect
C. WebAuth
D. pass-through
[单项选择] A support technician wants to help a user, in a different city, navigate a new software program. Which of the following will allow the user and technician to view and control the Windows XP PC desktop simultaneously?（）
A. Terminal Services
B. Remote Assistance
C. Routing and Remote Access Service
D. Remote Desktop
[单项选择]A user wants to be able to receive help from a coworker that is located outside the company’s local office. Which of the following MUST be enabled to allow the user to watch and interact with the coworker simultaneously?（）
A. Remote Desktop
B. Telnet
C. Computer Management
D. Remote Assistance
[单项选择]A user wants to install a new game and needs to make sure the proper version of DirectX isinstalled. Which of the following is the BEST way to check for the DirectX version?（）
A. REGEDIT
B. services.msc
C. Dxdiag
D. msconfig
[单项选择] A UNIX user named Bob wants to replace his chess program with a new one，but he is hot sure where the old one is in stalled.Bob is currently able to run a Java chess program starting from his home directory/home/bobusingthecommand： java-classpath/test：/home/bob/downloads/*.jargames.ChessBob’sCLASSPATHisset（atlogintime）to： /usr/lib：/home/bob/classes：/opt/java/lib：/opt/java/lib/*.jar What is a possible location for the Chess.class file？（）
A. /test/Chess.class
B. /home/bob/Chess.class
C. /test/games/Chess.class
D. /usr/lib/games/Chess.class
E. /home/bob/games/Chess.class
F. inside jarfile/opt/java/lib/Games.jar（withacorrectmanifest）
G. inside jarfile/home/bob/downloads/Games.jar（withacorrectmanifest）
[单项选择]Out of________or out of interest, people go back to school for the common goal-to improve themselves.
A. authority
B. community
C. necessity
D. property
