A: lppchk
B: instfix
C: fixdist
D: maintlvl
举一反三
- Which of the following commands can be used to obtain information about filesets on the system that are later than the current maintenance level？（） A: lslpp -I B: uname -r C: oslevel -g D: rpcinfo -
- Which of the following commands can be used to obtain information about filesets on the system that are later than the current maintenance level？（） A: lslpp -I B: uname -r C: oslevel -g D: rpcinfo -p
- An analysis of past maintenance costs indicates that maintenance cost is an average of $0.40 per machine-hour at an activity level of 20,000 machine-hours and $0.50 per machine-hour at an activity level of 16,000 machine-hours. Assuming that this activity is within the relevant range, what is the total expected maintenance cost if the activity level is 18,500 machine-hours? A: $1,600 B: $6,960 C: $8,000 D: $9,000
- An administrator needs to change a system’s run level from level 2 to level 3. What is the appropriate method to accomplish this（） A: Use the reboot command. B: Edit the /etc/reboot file and reboot the system. C: Edit /etc/.init.state file and reboot the system. D: Use the telinit command
- Which of the following statements about the futures market is most accurate() A: Speculators trade to reduce some preexisting risk exposure. B: If a trader’s account falls below the maintenance margin level they have three days to bring it back up to the maintenance margin level. C: Open interest is the number of futures contracts for which delivery is currently obligated.
内容
- 0
All languages have two general levels of usage: a correct level and an incorrect level.
- 1
Which tones should be used for the following dialogue? Q: What was the weather like yesterday? A:Snowy. A: Level, rising B: Falling, falling C: Rising, falling D: Fall-rise, level
- 2
A system administrator is attempting to unmount filesystem /dev/data and receives the following message： umount： 0506-349 Cannot unmount /dev/data： The requested resource is busy. Which of the following commands can be used to determine which process has open references within the filesystem？（） A: lsfs B: topas C: fuser D: mount
- 3
Maintenance means to control the timing of equipment maintenance.That is to say, the timing of maintenance is achieved through the use of different maintenance methods.Currently, there are three maintenance methods, which are: A: Periodic maintenance B: On-condition maintenance C: Random maintenance D: Breakdown Maintenance
- 4
Which of the following maintenance is to improve the performance of the software product? A: perfective maintenance B: adaptive maintenance C: corrective maintenance D: none of the above