QUESTION 1

1. In the 1930s, the mathematician Blaise Pascal explored the theoretical foundations and limits of algorithms and computation. True False

1 points 

QUESTION 2

1. In the 1960s, batch processing sometimes caused a programmer to wait days for results, including error messages. True False

1 points 

QUESTION 3

1. In the early 1940s, computer scientists realized that a symbolic notation could be used instead of machine code, and the first assembly languages appeared. True False

1 points 

QUESTION 4

1. Regardless of whether print is passed a single or multiple expressions, what does output always end with by default?a.A null terminator.b.A carriage return.c.An EOL.d.A newline.

1 points 

QUESTION 5

1. In a computer, what component is known as the “processor”?a.CPUb.motherboardc.RAMd.basic input/output devices

1 points 

QUESTION 6

1. In evaluating the precedence rules used by Python, what statement is accurate?a.Exponentiation and assignment operations are left associative.b.Addition and subtraction are evaluated after assignment.c.Exponentiation has the highest precedence.d.Multiplication is evaluated before unary multiplication.

1 points 

QUESTION 7

1. In Python, what does the “%” operator do in the expression 6 % 4?a.It returns the percentage of the operation.b.It returns a float as a result of division.c.It returns a remainder or modulus.d.It performs an exponentiation to the 4th power.

1 points 

QUESTION 8

1. In Python, what data type is used to represent real numbers between -10^308 and 10^308 with 16 digits of precision?a.stringb.arrayc.intd.float

1 points 

QUESTION 9

1. In Python, a floating-point number must be written using scientific notation. True False

1 points 

QUESTION 10

1. In Python, b is a escape sequence that represents a horizontal tab. True False

1 points 

QUESTION 11

1. The if-else statement is the most common type of selection statement. True False

1 points 

QUESTION 12

1. The comparison operators are applied after addition but before assignment. True False

1 points 

QUESTION 13

1. The augmented assignment operations have a higher precedence than the standard assignment operation. True False

1 points 

QUESTION 14

1. The assignment symbol can be combined with the arithmetic and concatenation operators to provide augmented assignment operations. True False

1 points 

QUESTION 15

1. The Boolean data type is named for the twentieth-century British mathematician George Boole. True False

1 points 

QUESTION 16

1. Some computer scientists argue that a while True loop with a delayed exit violates the spirit of the while loop. True False

1 points 

QUESTION 17

1. Simple Boolean expressions consist of the Boolean values True or False, variables bound to those values, function calls that return Boolean values, or comparisons. True False

1 points 

QUESTION 18

1. Loop statements allow a computer to make choices. True False

1 points 

QUESTION 19

1. Inside of a loop, after a termination condition has been met, what statement can be used to cause an exit from the loop and execute the remainder of the script?a.exitb.haltc.breakd.quit

1 points 

QUESTION 20

1. In programming, what is a prototype?a.It is a production-ready program.b.It is a program statement that builds a module.c.It is a program in final stages of development.d.It is a rough draft of a program.

1 points 

QUESTION 21

1. The two digits in the base two number system are 0 and 1. True False

1 points 

QUESTION 22

1. The string method isnumeric returns True if the string contains only digits or False otherwise. True False

1 points 

QUESTION 23

1. The string method isalphabetic returns True if the string contains only letters or False otherwise. True False

1 points 

QUESTION 24

1. The string is a mutable data structure. True False

1 points 

QUESTION 25

1. The remove file system function is included in the os.path module. True False

1 points 

QUESTION 26

1. The file method write expects a single string as an argument. True False

1 points 

QUESTION 27

1. The exists file system function is included in the os.path module. True False

1 points 

QUESTION 28

1. The encryption method that replaces a character in a text with another character some given distance away in the alphabet from the original is known as what type of cipher?a.Jumble cipherb.Caesar cipherc.Alternate cipherd.Alpha cipher

1 points 

QUESTION 29

1. The decimal number system, which utilizes the numbers 0-9, is also known as what number system?a.The base-9 numbering system.b.The Octal numbering system.c.The base-10 numbering system.d.The hexadecimal numbering system.

1 points 

QUESTION 30

1. The decimal number system is also called the base ten number system. True False

1 points 

QUESTION 31

1. The main function usually expects no arguments and returns no value. True False

1 points 

QUESTION 32

1. The list method ascending mutates a list by arranging its elements in ascending order. True False

1 points 

QUESTION 33

1. The is operator has no way of distinguishing between object identity and structural equivalence. True False

1 points 

QUESTION 34

1. The index of the last item in a list is the length of the list. True False

1 points 

QUESTION 35

1. The index of the first item in a list is 1. True False

1 points 

QUESTION 36

1. The process of hiding a complex process by developing a mechanism to simplify or hide that process is known by what term?a.simplificationb.obfuscationc.abstractiond.diffraction

1 points 

QUESTION 37

1. The gradual process of developing functions to solve each subproblem in a top-down design is known as what process?a.procedural refinementb.incremental solvingc.progressing resolutiond.stepwise refinement

1 points 

QUESTION 38

1. The first five numbers of the Fibonacci sequence are 1 3 5 8 13. True False

1 points 

QUESTION 39

1. The assignment of roles and responsibilities to different actors in a program is also called responsibility-driven design. True False

1 points 

QUESTION 40

1. The use of a common pool of data allows a program to grow easily as new data sources are added to the program. True False

1 points 

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