SQL/DDL, nested queries, transactions - Assignment Example
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a) When two transactions run concurrently, there is a possible problem that one of the transaction might read a data that has not been committed by other user while it is written concurrently. This can lead to access of uncommitted data. During concurrency, there is a…
Oracle Database were no exception to this fact. The overwhelming popularity of OOP modeling techniques had some solid grounds which bond other languages and techniques to extend their support for it and many contemporary writers have admitted this fact, “The object-oriented method promised to improve software quality and efficiency.
If source-routing is turned off, the hacker can use "blind" hijacking, where it manipulates two machines in order to guess to take over the control. Hence, the hacker can send a command, but can never see the response. However, setting permanent password from the hacker’s standpoint can be very huge vulnerability.
The concerned techniques used for data modeling and the accompanying tools allows for input, translation and conversion of various system designs (both complex and simple) into processes and data flow representations which are easily read and understood .
Each asset is regularly inspected, and the date of the inspection, the person who carried out the inspection and details of any maintenance actions are noted. If the asset is a photocopier then the toner is replaced and the total number of copies made is recorded as well as the toner serial number.
The required output is shown in Figure P7.15. (As you can tell, the query was run on April 15, 2007, so the ages of the employee are current as of that date.) You are also required to use a function or functions to round the Age to a whole
at providing the procedures both substantive tests like analytical review procedures that help to gather enough evidence for making a good audit opinion. Apart from that, tests of controls may be used like observation, enquiry and confirmation, inspection and even arithmetic
Everyone can have unlimited numbers of private IP addresses without causing a glitch to the internet. The new protocol also provides significant features such as automatic configuration and enhanced security. All
The database constitutes both logical and physical structures. Since the logical and physical structures are separate, the data physical storage can be managed without necessarily affecting logical storage structure access.
Every database instance is
16 pages (4000 words)Assignment
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