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Programming Assignment 1 (Perl)
Problem Sets: Note: write programs using Perl
1. Use a loop structure and code a program that produces the following output (user can specify how many lines need to be printed using a command line argument):
2. Implement a program that processes an input file by changing every occurrence of an old string into a new string. (e.g., the usage is: chstr.pl file oldstring newstring, chstr.pl is your program name, file, oldstring and newstring are parameters specified by user.) 3. (Extra Credits) Given an input file, such as text.txt, write a program to perform the following two tasks: 1) it counts the number of words in the file; 2) it takes one number x as argument, and display the top x most frequency words in the file. 4. List 3 key language features of Perl and evaluate them (state both advantages and drawbacks) using short paragraphs.
Accepts account balance and calculates interest on Account balance. It then adds on interest to get total amount due.
Write a program (or a peudocode) to compute the probability that at least 2 people have the same birthday, given there are 2, 3, 4,....,60 people in the room.
Exercise the idea that digital certificates are verified using a chain of trust. The trust anchor for the digital certificates is the Root Certificate Authority (CA)
Design the Bank Account class with suitable data members and member functions - think of attributes or features of a bank account - think of kind of data (and actions) you require to open account.
Write function called estimate_pi that uses this formula to calculate and return estimate of π. It must use a while loop to calculate terms of summation until last term is smaller than 1e-15.
Overview: Understand TCP socket programing by developing a (multi-threaded) Web server. You may use Python, Java, or C++ as the programing language. The project manuals for Python and Java are attached to this document, which have provided partial..
Program to display only the unique values which the user entered. Give for the "worst case" in which all 20 numbers are different. use smallest possible array to solve this problem.
An ability to add new departments to system. The program should permit you to create new departments. Each department has a name, and a location (e.g. "Sydney" or "Tokyo").
Write a program where the dealer's five-card hand is dealt "face down" so the player cannot see it. The program should then evaluate the dealer's hand.
Explain what does it mean to say that programming language is machine independent? What do you mean by operator precedence? Depending on operator precedence, what values could be related with expression 6 + 2 * 3?
Write down the script which inputs five number and finds out and outputs XHTML text which displays number of negative numbers input.
Create the program which uses two arrays: one to hold employee names and one to hold employee salaries (standard US currency, two decimal points). The program must prompt user to enter employee names.
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