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As updates to an online order entry system are processed,
the updates are recorded on a transaction tape and a
hard-copy transaction log. At the end of the day, the order
entry files are backed up on tape. During the backup
procedure, a drive malfunctions and the order entry files
are lost. Which of the following are necessary to restore
these files?
A. The previous day's backup file and the current
transaction tape
B. The previous day's transaction file and the current
transaction tape
C. The current transaction tape and the current hard-copy
transaction log
D. The current hard-copy transaction log and the previous
day's transaction file
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Answer: A
The previous day's backup will be the most current
historical backup of activity in the system. The current
day's transaction file will contain all of the day's
activity. Therefore, the combination of these two files will
enable full recovery up to the point of interruption.
| Is This Answer Correct ? | 3 Yes | 1 No |
Which of the following controls would be MOST effective in ensuring that production source code and object code are synchronized? A. Release-to-release source and object comparison reports B. Library control software restricting changes to source code C. Restricted access to source code and object code D. Date and time-stamp reviews of source and object code
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The initial step in establishing an information security program is the: A. development and implementation of an information security standards manual. B. performance of a comprehensive security control review by the IS auditor. C. adoption of a corporate information security policy statement. D. purchase of security access control software.
An IS auditor's primary concern when application developers wish to use a copy of yesterday's production transaction file for volume tests is that: A. users may prefer to use contrived data for testing. B. unauthorized access to sensitive data may result. C. error handling and credibility checks may not be fully proven. D. full functionality of the new process is not necessarily tested.
Which of the following protocols would be involved in the implementation of a router and interconnectivity device monitoring system? A. Simple network management B. File transfer C. Simple Mail Transfer Protocol D. Telnet
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Which of the following duties would be a concern if performed along with systems administration? A. Maintenance of access rules B. Review of system audit trail C. Data librarian D. Performance monitoring
An IS auditor evaluating data integrity in a transaction driven system environment should review atomicity, to determine whether: A. the database survives failures (hardware or software). B. each transaction is separated from other transactions. C. integrity conditions are maintained. D. a transaction is completed or not, or a database is updated or not.
Which of the following is intended to detect the loss or duplication of input? A. Hash totals B. Check digits C. Echo checks D. Transaction codes
Utility programs that assemble software modules needed to execute a machine instruction application program version are: A. text editors. B. program library managers. C. linkage editors and loaders. D. debuggers and development aids.
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