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    sequential file access

    What is sequential file access, and what other types of file access exist? Define each and in your own words, justify the use of one type versus another.

    Problems with making a listing by city

    Please see the attached file for data. Question 1: What problem would you encounter if you wanted to produce a listing by city? How would you solve this problem by altering the file structure? Question 2: What data redundancies do you detect, and how could these redundancies lead to anomalies?

    Pros and Cons of DHCP Server

    What are the pros and cons of having a DHCP server on each network segment, versus having some of the network segments receive their IP address and network configuration via a router using a DHCP relay agent? Consider how your answer depends on the scale of the network.

    Creating a Government Services Web Page

    Creating a Government Services Web Page - Your manager at the City Hall has asked you to create a Web page that provides easy access to important Web sites within your state and two other states of your choice. Please see the attached file.

    Network Problem Analysis to Trace Files

    You are the Systems Analyst at a manufacturing company in Seattle, WA. A Systems Analyst in your company's New York office sends you a trace file to analyze. The complaint is that an end-users machine cannot connect to any of the network devices on the other side of the local router; it can communicate with any network device on

    UNIX

    Using UNIX Please explain how to do the following: 1. Create a directory called class. 2. Move into that directory directory. 3. Create a text file, that contains what is your absolute path, relative path and call it paths.txt 4.Create a sub directory called your name under the class directory. 5. Create a file c

    Business Rule for ERD

    Write the business rules reflected in attached ERD. Please see the attached file. I am suppose to write the business rules for this ERD. Example 1: 1) EMPLOYEE can have Zero-To-Many DEPENDENT 2) A DEPENDENT has Exactly-One EMPLOYEE Example 2: 1) A Store may place multiple Orders 2) An Order_Line contains has exactly-One Ord

    E-Business: Legal, Ethical Problems Failures, Enron

    A. What are the legal and regulatory ramifications of operating an e-Business? b. Discuss three examples of possible ethical problems when running an e-business. c. Discuss one e-Business failure. Explain what happened and what you would have done differently. Explain whether or not the e-Business practiced sound financial pla

    SQL, Subqueries, and Databases

    Create the following queries and save them all in a file called P1.SQL. Please note that you can execute individual queries in a query file by highlighting the lines that you want to execute before running the script. Define what database to use with a USE statement. Please refer to the attached file for more information. -

    XHTML Web Page

    Could someone please look at this and let me know if you can help. I need the code for these steps. Thanks. Thanks for any help that can be offered. I am attaching the lab and the CSS test file. This must be done in notepad being saved as an HTM document.

    Write a statement using VB.NET programming

    Write the statements to save the contents of the RichTextBox named rtbCurrent. Display a SaveFileDialog named sfdCurrent to get the name of the file from the user. Create the necessary event handler that will execute when the user clicks the Save button to save the file in a rich text format.

    CPP: Calculating Growth Rate, Population, and Death Rate

    If P is the population on the first day of the year, B is the birth rate, and D is the death rate, the estimated population at the end of the year is given by the formula: P + (B * P)/100 - (D * P)/100 The population growth rate is given by the formula: B - D Write a program that prompts the user to enter the sta

    Counting Words in C

    Write a program to prompt a user for a file name. Count: the number of characters in the file (letters or numbers) the number of words in the file the number of lines in the file Print out your results on the screen.

    How to copy a floppy disk?

    How do you make 10 duplicates of one floppy disk. What two methods can be used and which is the best method?

    Program for Displaying Ratios

    I have data that contains a list of colleges with their student enrollments and faculty sizes. I am asked to write a program to display the names of the colleges and their student/faculty ratios, and the ratio for the total collection of students and faculty. Assume that the data for the colleges are stored in a text file. Here

    Creating a UNIX text file

    Complete the following steps in UNIX 1. Click on Terminal Program 2. Create a directory called class 3. Move into that directory 4. Create a text file, that contains what is your absolute path, relative path and call it paths.txt 5. Save the txt file and send to me

    Explain which Windows Server 2003 fault-tolerant feature they should use to protect their desktop settings, applications, and data files, and explain how it provides this protection.

    A. On your network, all network administrators upgraded their machines to Windows XP Professional, and a Windows Server 2003 server with an enormous amount of disk space is available for their use. Explain which Windows Server 2003 fault-tolerant feature they should use to protect their desktop settings, applications, and

    Unix scripts

    · Create a directory called class. · Move into that directory. · Create a text file that contains what is your absolute path, and call it paths.txt

    Equivalence Class Partitioning and Boundary Value Analysis

    Hi, I need assistance in the following problem please. Many functions have an almost infinite number of input values. Testing all of these values is not possible in most cases, and doesn't necessarily tell us more than testing a few values. How do you choose the best values to test? Equivalence class partitioning can be used

    UNIX Commands and Employee Names

    You have a file called records.txt containing the list of employee id and employee names. Every line contains a single employee id immediately followed by (that means no space) the employee name in the format "Last name, First name". The employee id is always five characters long. An example of two lines are as follows: A0001Sm

    Mollett.3-7 Script in KNOPPIX 4.0

    I need to create the script below and name it Mollett.3-7 It is also attatched in a word file too. This set of directions in Project 3-7 script produces some kind of expected output by creating this script called Mollett.3-7 Set a variable named "x" to 10 Set a variable named "y" to 100 Display the result of dividing "y"

    Sequential files

    Can you help with the following study question. Thanks In spite of the fact that sequential files lack direct (targeted) addressing of each of the records and fields (e.g., you cannot easily read/replace the only record with the number 28 from 50 records in the file), they are the most widely used. Why? Is their mode of opera

    Unix Command Directory

    1 Make a directory in your home directory called your last name (ie. boyle) 2. Create a directory within "your last name" called BLACKSBURG. Do this from your home directory 3. Change to the "your last name" directory. 4. Create a directory within "your last name" called HAMPTON 5. Create directories TIDEWATER and HO

    Briefly answer the questions related to I/O redirections in Bourne shell.

    1. Will the following only print the text "I FOUND A MATCH" to standard output when the grep is successful? if grep "mrichard" /etc/passwd; then echo "I FOUND A MATCH"; fi 2. Does the following command send both standard output and standard error to the same file for the command cmd1? cmd1 2>&1 >outfile 3. Do

    Give brief answers for the given Bourne and C shell questions.

    Give brief answers for the following questions. 1. Can an until loop sometimes never execute? 2. Will the following script execute with no errors? #!/bin/csh for I do echo $I done 3. Does the following script print to standard output, a list of numbers equal to the number passed on the com

    Write a Bourne Again shell (Bash) script to send a customized mail message to the users listed on the command line by login (user) name, only if they are currently logged on.

    Write a shell script to send a customized mail message to the users listed on the command line by login (user) name, only if they are currently logged on. If no users are listed on the command line, an error message should be printed. In the mail message, the full (real) name from the passwd file (/etc/passwd) should be used.