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The popular programming languages Python and ________ are the two most widely used data-
science languages. ✔Correct Answer-R
Which logical unit of the computer is the receiving section? ✔Correct Answer-input unit
Python recently surpassed the programming language ________ as the most popular data-
science programming language. ✔Correct Answer-R
T/F : Translator programs called assemblers convert high-level-language source code into
machine language. ✔Correct Answer-False
T/F : Computing costs are rising dramatically, due to the increasing complexity of hardware and
software technologies. ✔Correct Answer-False
A(n) ________ is the smallest data item in a computer. It can have the value 0 or 1. ✔Correct
Answer-bit
In which IPython interpreter mode do you enter small bits of Python code called snippets and
immediately see their results? ✔Correct Answer-interactive mode
T/F : a gigabyte is 1024 megabytes. ✔Correct Answer-true
T/F: Interpreter programs, developed to execute high-level language programs directly, avoid
the delay of compilation, and run faster than compiled programs. ✔Correct Answer-false
In the following expression, the addition operators (+) group as if we parenthesized the
expression as a+(b+c). ✔Correct Answer-false
Python ignores all white space. ✔Correct Answer-
If an expression contains several exponentiation operations, Python applies them from left to
right. ✔Correct Answer-false
What does the int function attempt to do in the following code? ✔Correct Answer-Convert a
string to an integer
, Which of the following statements about arithmetic operators is false? ✔Correct Answer-
Expressions containing an integer and a floating-point number are mixed-type expressions-
these always produce an integer.
Placing two backslashes back-to-back tells print to display a blank line. ✔Correct Answer-false
Each suite contains zero or more statements. ✔Correct Answer-false
Using the assignment symbol (=) instead of the equality operator (==) in an if statement's
condition is a common logic error. ✔Correct Answer-false
The value of the following expression is 3:
17 % 5 ✔Correct Answer-false
To square a number, you can use the exponent 1/2 (that is, 0.5), as in:
9 ** () ✔Correct Answer-false
The value of the expression '7' + '3' is the ________. ✔Correct Answer-string '73'
The expression -13 // 4 evaluates to -3. ✔Correct Answer-false
Python is case insensitive, so number and Number are the same identifier despite the fact that
one begins with a lowercase letter and the other begins with an uppercase letter. ✔Correct
Answer-false
The value 10.5 is a(n) ________ (that is, a number with a decimal point). ✔Correct Answer-
floating point number
The following statement changes x's value:
x + 10 ✔Correct Answer-false
Every statement stops at the end of the line in which it begins. ✔Correct Answer-false
You may spread a lengthy statement over several lines with the ________ continuation
character. ✔Correct Answer-\
The = symbol is the assignment operator. ✔Correct Answer-false
A string delimited by double quotes may not include double quotes. ✔Correct Answer-false
A string delimited by double quotes may include single quote characters: