Midterm Review

Multiple Select

A programming language consists of:

• A set of rules that defines how programs should be written.

• A way to verbally speak to a computer.

• A set of constructs you can include in your programs.

• A set of predefined functions.

Multiple Select

Any numerical value featured in your program must belong to what datatype(s)?

• int

• float

• string

• boolean

Multiple Choice

Any text value featured in your program must belong to what datatype(s)?

• int

• float

• string

• boolean

Multiple Choice

What datatype do the following values belong to:

True, False

• int

• float

• string

• boolean

Multiple Choice

What datatype is the following value: 246

• int

• float

• string

• boolean

• none of the above

Multiple Choice

What datatype is the following value: "wick"

• int

• float

• string

• boolean

• none of the above

Multiple Choice

What datatype is the following value: False

• int

• float

• string

• boolean

• none of the above

Multiple Choice

What datatype is the following value: 2.5

• int

• float

• string

• boolean

• none of the above

Multiple Choice

What datatype is the following value: "43"

• int

• float

• string

• boolean

• none of the above

Multiple Choice

What datatype is the following value: 3.0

• int

• float

• string

• boolean

• none of the above

Multiple Choice

What is the datatype of the following value: 3,000,000

• int

• float

• string

• boolean

• none of the above

Multiple Choice

What is the datatype of the following value: 'True'

• int

• float

• string

• boolean

• none of the above

Multiple Choice

Which of the following is not an operator?

• *

• //

• ==

• $

• <

Multiple Select

Which of the following operators lead to a boolean result?

• +

• !=

• **

• >=

• <=

Multiple Choice

Which of the following operators has the highest precedence?

• **

• +

• /

• %

Multiple Choice

What is the result of the following expression: 3 + 6 % 4

• 1

• 5

• 4

• 3

Multiple Choice

What is the result of the following expression: 3 + 2 > 6

• True

• False

• 11

• 3/4

Multiple Choice

An operator's _____________ determines in what order operators with the same precedence are performed.

• scope

• precedence

• associativity

• congeniality

Multiple Choice

The exponent operator has what kind of associativity?

• left to right

• right to left

Multiple Choice

What is the result of the following expression: 5 + 4**2**3 - 1

• 4096

• 65536

• 4100

• 65540

Multiple Choice

What is the resulting datatype for the following kind of expressions:
int ** int
int * int

int % int
int // int
int + int

int - int

• int

• float

• string

• boolean

Multiple Choice

What is the resulting datatype for the following kind of expression:
int / int

• int

• float

• string

• boolean

Multiple Choice

An arithmetic expression involving a float results in a ____.

• int

• float

• string

• bool

Multiple Choice

What is the resulting datatype for the following kind of expressions:
str + str

str * int

• int

• float

• string

• boolean

Multiple Choice

What is the resulting datatype for any expression involving a comparison operator (e.g. >, <, ==, and, or ...)

• int

• float

• string

• boolean

Multiple Select

Which of the following are invalid variable names?

• name1

• name!

• my name

• Name

• 1name

Multiple Choice

What is the output of the program shown in the picture?

• 1100

• 2200

• 1241

• 2512

Multiple Choice

What is the output of the program shown in the picture?

• hi bob

• bob hi

• hibob

• ERROR

Multiple Choice

What keyword is used as part of a function definition?

• if

• while

• else

• def

Multiple Choice

How many parameters does the function shown in the picture have?

• 2

• 3

• 4

• 5

Multiple Choice

What is the output of the program?

• 4

• 4.0

• 5

• 5.0

Multiple Select

What value does a store?

• foo(13, 6)

• 4

• 4.0

• None

Multiple Select

What variables in the program have global scope?

• a

• b

• x

• y

• z

Multiple Select

What variables in the program have local scope?

• a

• b

• x

• y

• z

Multiple Choice

What datatype do the following functions return: int, len, abs?

• int

• float

• string

• boolean

Multiple Choice

What datatype do the following functions return: str and input?

• int

• float

• string

• boolean

Multiple Choice

What datatype does the following function return: print?

• int

• float

• string

• boolean

• None

Multiple Choice

What value can the following not return: random.randint(5, 10)?

• 5

• 12

• 6

• 9

Multiple Choice

What is the output of the program shown in the picture?

• positive

• negative

• there is no output

Multiple Choice

What is the output of the program shown in the picture?

• positive

• zero or negative

• there is no output

Multiple Choice

What is the output of the program shown in the picture?

• positive

• zero

• negative

• there is no output

Multiple Choice

What is the output of the program shown in the picture?

• 15

• 105

• 945

• infinite loop