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E xercise 17.2.4: The following is a sequence of undo-log records written by two transactions T and U: < START T>; ; < START U>; ; ; ; ; < T ,E , 50>; . Describe the action of the recovery manager, including changes to both disk and the log, if there is a crash and the last log record to appear on disk is: (a) < START U> (b) (c) < T ,E , 50> (d) .
Answers: 3
Computers and Technology, 22.06.2019 07:30
Jasper and samantha are in a robotics competition. the guidelines state that the robots should be able to move a 10-gram weight at least 2 meters and turn in a circle. jasper and samantha have already built the robot. which step of the design process should they follow next to decide whether their robot meets the minimum criteria for the competition?
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Computers and Technology, 23.06.2019 12:00
3. when you right-click a linked spreadsheet object, what commands do you choose to activate the excel features? a. linked worksheet object > edit b. edit data > edit data c. linked spreadsheet > edit d. object > edit data
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Computers and Technology, 23.06.2019 17:30
What are the most commonly found items in the trash according to the municipal solid waste report?
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Computers and Technology, 24.06.2019 07:30
Consider the folloeing website url: what does the "http: //" represent? a. protocal identifier. b. ftp. c. domain name d. resource name
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E xercise 17.2.4: The following is a sequence of undo-log records written by two transactions T and...
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