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Give brief answers to the following questions:
1. What is a transaction? In what ways is it different from an ordinary program (in a language such as C)?
2. Define these terms: atomicity, consistency, isolation, durability, schedule, blind write, dirty read, unrepeatable read, serializable schedule, recoverable schedule, avoids-cascading-aborts schedule.
3. Describe Strict 2PL.
Show the NRZ, Manchester, and NRZI encodings for the bit pattern shown in Figure 2.46. Assume that the NRZI signal starts out low.
Explain the types of portals, Function-based portals and User-based portals.
Go over instruction cycle and find out contents of registers PC, AR, DR, AC, and IR for each of seven memory-reference instructions.
With these requirements in mind, identify a machine you have used that had a machine guard to protect the operator or other person in the machine area from hazards. Sketch the machine and label the guarding device, power source, point of operation..
Produce a diagram of a proposed network
Having staff with the proper skill sets is immensely important to accomplishing corporate objectives. List and support three best practices in staffing future organizational needs.
Design the sequence diagram for the use case ‘Create Case Manifest' on the base of analysis document of PharmAssure(Case study) that has is provided to you.
What are apps and why are they so popular? Do you use any apps regularly? Which ones, and what are their functions? What are the benefits of apps? The disadvantages?
X and Y invest Rs.21000 and Rs.17500 respectively in a business. At the end of the year, they make a profit of Rs.26400. What is the share of X in the profit?
a. Suppose Mornl pays interest of 6% per year on its debt. What is its annual interest tax shield? b. What is the present value of the interest tax shield, assuming its risk is the same as the loan? c. Suppose instead that the interest rate on the de..
Create a Windows application that includes four groups of two radio buttons each
Imagine that you have just started your own freelancing business. You have been hired to create a Web page for a company of your choice that announces the item of the week, month, or year. (e.g., Car of the Year, Pet of the Month, Sandwich of the ..
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