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60 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is python?
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A high-level, general-purpose programming language
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What is a float?
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A less-accurate numerical value like a decimal
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long number
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What operation can be used in string?
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ord to chr and vice versa
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convert
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a function is like a __________
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subprogram
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small program inside main program
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What is the part of the program that creates a function?
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Function Definition
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def
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A variable...
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Parameter
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What term refers to the places in a program that a given variable can be referenced?
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Scope
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Sniping...
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What is the term for variables used inside a function?
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Local Variable
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A function is called by using its name followed by a list of _______
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actual parameters
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another name for "arguments"
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when does the calling program suspend execution
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at the point of the call
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What function converts a numeric codes to the corresponding character?
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the chr function
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What function returns the numeric (ordinal) code of a single character?
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the ord function
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What term should be used to add an item to the end of a list?
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the append term
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What operator can be used to separate a string?
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the split operator
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spaces
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What function is used to convert a string containing digits into a number?
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the eval function
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the split function produces a sequence of strings. what term gets each successive sub string?
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numString
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when calling a function that returns multiple values, what method should be used to properly carry out the return?
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simultaneous assignment
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What is the main way to send information from a function back to the caller?
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return values
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Parameters are always passed by ______
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value
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What operator is used to output a copy of a string that has the first letter capitalized?
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s.capitalize()
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What operator is used to output a copy of a string with the first character of each word capitalized?
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s.title()
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What operator is used to output a copy of a string with all characters capitalized?
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s.upper()
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What operator is used to center a string output in a field of given width?
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s.center(width)
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What operator is used to count the number of occurrences of a certain character in a string?
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s.count(chr)
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What operator is used to find the first position of a character in a string?
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s.find(chr)
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What character is used to concatenate a list of strings into one big string?
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s.join(list)
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what operator is used to input prompt from user string
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input
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What operator uses value from user
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eval
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What operator is used to replace occurrences of a character in a string with a new character?
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s.replace(oldchr,newchr)
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What operator uses to join two words together?
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+
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What is the process of encoding information for the purpose of keeping it secret or transmitting it privately?
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encryption
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What is the study of encryption methods?
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cryptography
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When is encryption used?
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For transmission of credit card and other personal info through the web
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Define Modern Computer
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a machine that stores and manipulated information under control of a changeable program
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What is a computer program?
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a detailed step-by-step set of instructions for a computer to carry out.
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What is computer science?
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the study of algorithms, problem-solving, and computational process.
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What is the question associated with computer science?
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What can be computed?
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What techniques are used by computer scientists to answer the question of what can be computed?
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it is answered using techniques like design, analysis, and experimentation.
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What is the function of the CPU?
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to carry out all the basic operations of data including simple arithmetic operations
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What are some examples of secondary memory?
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hard drive, floppy, CD, DVD
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in what order is the fetch-execute cycle
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fetch, decode, execute
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Define syntax
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the precise form of language structure
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Define semantics
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the precise meaning of a language structure
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What does a compiler do?
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convert programs written in a high-level language to the machine language of a computer
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What does an interpreter do?
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simulate a computer that understands a high-level language, analyzes and executed then source code per instruction
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Who created Python and what year?
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Guido van Rossum, 1991
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What is a program usually composed of?
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a module or script or function
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What is a "for" loop?
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a command for python to repeat the same thing repeatedly. they are referred to as control structures
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What is the software development process?
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analyze problem (whats wrong?), determine specs (what will program do?), create design (how will it do it?), implement design (create program), test/debug, maintain the program
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What is pseudocode?
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precise English that describes what a program does per step and does not involve coding
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What is an expression?
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a fragment of code that produces or calculated new data values
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What is the term for a specific value (like 1, 6, 9...)?
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literal
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"literally"
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What is the purpose of an input statement?
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to get information from a user to input into a variable
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What are two data types?
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decimal fractions and whole numbers
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What is the abbreviation/nickname for a whole number?
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integer or int
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numeric literal without decimal
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What is the abbreviation/nickname of a fraction decimal?
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floating point or float value
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a literal with a decimal point
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when asked how many different arrangements are possible, what mathematical function is most useful?
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factorial (6!)
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woah!
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Integers can be converted to floats by adding what?
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add a " .0" at the end of any int to create a decimal/float
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What is the term for controlling type conversion ?
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explicit typing
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Define "mutable" in strings
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strings are "mutable", they cannot be changed
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