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Draw a map to illustrate the above data structure. Show how you would use the 68000 microprocessor to access field x of item y from the data structure.
Discuss the truth, or otherwise, of the above statement. You should consider the broad range of applications for which a microprocessor might be used.
What is the difference between postindexing and preindexing (when applied to the 68020's memory indirect addressing)?
Is this a good idea, since it permits compact instruction coding without forcing the programmer to learn about the Q options?
How would you use the additional 16 bits to increase its functionality? That is, can you think of any way of extending the NOP instruction?
The 68000 has the following condition code bits: C, V, X, N, and Z. Which is the odd one out? What does the term effective address mean and how is it used?
What are the advantages and disadvantages of separate address and data registers in the way in which they are implemented in the 68000?
Your subroutine return a carry bit - 0 if routine is successful and carry bit = I if there is an error, What are the possible errors that might be encountered?
If picture measures 8 inches by 8 inches, what is the maximum resolution that can be supported by a 68000 (in terms of pixels per inch)?
How many pages of text can be held in the 68000's memory space at any instant? If the 68000 is replaced by a 68020, how much text can be held in memory?
How much data is in the first segment? What is the 1s complement of the sum of these 8-bit bytes? How does the receiver detect errors?
What kinds of performance measures should the company use in controlling these international operations?
Why did Denmark not adopt the euro? Why does it make sense for Denmark to invest in green, environmental friendly energy?
Why does minimizing the reuse distance maximize the spectral efficiency of a cellular system?
What applications might significantly increase the demand for wireless data? Which of the satellite systems would be acceptable for two-way voice communication?
Write a shell script that takes a single argument being a username, looks fo the account in /etc/passwd, deletes the accounts and archives there home directory.
Present your capabilities by referring back to the client's needs and state your relevant experience. Provide previous examples/references.
Analyze how the verify method can be used to plan out system effectively and ensure that the number of transactions do not produce record-level locking?
If you assume that a relation has no duplicate data, how do you know there is always at least one primary key?
Explain the term foreign key and give an example. Explain how primary keys and foreign keys are denoted in this book.
Describe four uses of a primary key. What is a surrogate key, and under what circumstances would you use one? How do surrogate keys obtain their values?
Define the term unique key and give an example. Define the term nonunique key and give an example. Give an example of a relation with a unique composite key.
Explain the use of the terms file, record, and field. Explain the use of the terms relation, tuple, and attribute.
Why is the relational model important? Define the term entity and give an example of an entity (other than the one from this chapter).
Describe problems that are likely to occur when inserting, updating, and deleting data in these spreadsheets.