第1题:
A.Both technologies guarantee an identical copy of data on the secondary node
B.Only MySQL can maintain a time-delayed copy of data on the secondary node
C.Both technologies use the TCP/IP stack as their primary transmission medium
D.DRBD uses shared-disk technology
第2题:
试题(71)~(75)
A Bluetooth device can be either a master or a slave and any of the devices within a (71)can be the master. There is only one master and there can be up to (72) active slave devices at a time within a single network. In addition, a device may be a standby slave or a parked slave. There can be up to (73) parked slaves. If there are already maximum number of active slaves, then a parked slave must wait until one of the active slaves switches to (74) mode before it can become active. Within a network, all (75) communications are prohibited.
(71)
A. Wireless LAN
B. Wireless MAN
C. Cellular radio network
D. Piconet
(72)
A. 7
B. 15
C. 63
D. 255
(73)
A. 127
B. 255
C. 511
D. 1023
(74)
A. master
B. standby slave
C. parked slave
D. active slave
(75)
A. master-to-master
B. master-to-slave
C. slave-to-slave
D. slave-to-master
第3题:
You need to dump the data from the master server and import it into a new slave server.Which mysqldump option can be used when dumping data from the master server in order to include the master server‘s binary log information?()
A.Include-master-info
B.Master-binlog
C.Include-log-file
D.Master-data
第4题:
Which three statements describe the configuration change management feature in DCNM LAN? ()
第5题:
第6题:
A.The master.info and relay.info files
B.The relay log files
C.The relay index file
D.Mysql.slave_master_info table
E.Mysql.slave_relay_log_info table
F.Mysql.slave_worker_info table
第7题:
第8题:
A.Each extra column in the copy with more columns must not have a default value
B.Columns that are common to both versions of the table must be defined in the same order on the master and the slave
C.The slave database cannot have more columns than the master. Only the master database can have more columns
D.Columns that are common to both versions of the table must come first in the table definition, before any additional columns are additional columns are defined on either server
E.The master database cannot have more columns than the slave. Only the slave deatbase can have more columns
第9题:
第10题:
Which of the following options applies to virtual Ethernet devices()