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Problem
1. In communications systems, what does timeout mean?
2. Why were the window sizes in early sliding window systems so small?
3. What are the two different ways to number sequences of data?
4. What condition must be met for error correction to be performed?
Suppose you were the instructor of a very large introductory programming class. Explain (in English) how you would use UNIX system calls to automate testing.
How is logical-to-physical address mapping accomplished in this system? (For the indexed allocation, assume that a file is always less than 512 blocks long.)
For each value read, the program should display the original value, the number rounded to the nearest integer, the number rounded to the nearest tenth, the number rounded to the nearest hundredth and the number rounded to nearest thousandth.
Using Nyquist's theorem, calculate the data transfer rate of a signal that has 16 different levels and a frequency of 20,000 Hz.
How do you think these tools will work in the future? How will they impact major societal concerns like education, jobs, or the economy?
Investigate 3 typical applications of microprocessor based systems, which may conclue the following.
Convert the subsequent decimal numbers ti BCD and then add. Compare the decimal addition to the BCD addition:
Discuss the AJAX model in relation to good software design, and the essence of the quoted question. Will AJAX further promote the development of Web based software, or is it just another fad?
Search the internet for tips on how to distinguish software needs versus software wants. From your research, summarize 3 of most common tips.
identifying and describing how information systems are used to support the business processes in an organization.nbsp
The earliest LANs used coaxial cable as the transmission medium. Over time, unshielded twisted pair (UTP) wiring emerged as a better and faster medium. Wireless (RF) LANs are emerging as cheaper and faster alternatives to UTP.
Show the result of each pseudocode program. Also rewrite pseudocode statements using Assignment statements. Given a simple business program that requires iteration, create a solution algorithm that employs loops.
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