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1. Define these terms: conflict-serializable schedule, view-serializable schedule, strict schedule
2. Describe each of the following locking protocols: 2PL, Conservative 2PL.
3. Why must lock and unlock be atomic operations?
4. What is the phantom problem? Can it occur in a database where the set of database objects is fixed and only the values of objects can be changed?
5. Identify one difference in the timestamps assigned to restarted transactions when timestamps are used for deadlock prevention versus when timestamps are used for concurrency control.
6. State and justify the Thomas Write Rule.
Real-time systems often require precise timing for data sampling and control operations. This is usually achieved through the use of a programmable timer circuit that periodically interrupts the main processor at precise times.
Locate and read peer review/scholarly articles related to authentication and information security. Once you have located and read the articles, you will need to prepare a 300-word summary addressing the following: Important points in the articles ..
You work for an organization with about 300 employees. You are in charge of tool selection and procurement for office software. You research options and come to a decision that you will recommend Office365TM rather than standard copies of Office 2..
From the e-Activity, summarize the details of the selected case, and indicate the end result. Determine whether or not you believe this type of crime could be created without the use of technology. Justify your response.
Write a C program to find three numbers that have this special property.
You are the Information Security Officer at a small software company. The organization currently utilizes a Microsoft Server 2008 Active Directory domain administered by a limited number of over-tasked network administrators.
Write a program to turn LED4 and LED1 ON. LED2 and LED3 must be OFF.
Provide an implementation of the mymaximum function whose declaration is shown above. The first argument of the function is an array of int and the second argument is the number of ints that are in the array. The function returns the largest int t..
What is the best way to approach a professor regarding a disagreement about grades? I have contacted the professor and sent additional info to back up my position (actual research and not opinion) but she will not budge. This has led to a reducti..
Write a program that displays a text field and two buttons labeled "uppercase" and "lowercase." When the user clicks on the uppercase button, the text changes to uppercase. When the user clicks on the lowercase button, the text then changes to lowerc..
A digital computer has a memory unit with 24 bits per word. The instruction set consists of 150 different operations. All instructions have an operation code part (opcode) and an address part (allowing for only one address). Each instruction is st..
If the supplies si and the arc flow bounds bij and cij are integer, your algorithm should be guaranteed to find an integer feasible solution (assuming at least one feasible solution exists). Hint: Use the conversion to a max-flow problem of Fig. 3..
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