A$($n$)\_\_\_\_\_\_\_\_\_\_$ is an unordered collection of items with no duplicates.

Question $1$ options:

dictionary

file

set

tuple

Question $2(1$ point$)$

$$

Elements of a set are delimited with $\_\_\_\_\_\_\_\_\_\_.$

Question $2$ options:

$\{\}$

$[]$

$()$

$<>$

Question $3(1$ point$)$

$$

What is the output printed by the Python statement: print $($set$(\text{'}$bookkeeper$\text{'}))$

Question $3$ options:

$\{\text{'}$b$\text{'},\text{'}$o$\text{'},\text{'}$o$\text{'},\text{'}$k$\text{'},\text{'}$k$\text{'},\text{'}$e$\text{'},\text{'}$e$\text{'},\text{'}$p$\text{'},\text{'}$e$\text{'},\text{'}$r$\text{'}\}$

$\{\text{'}$o$\text{'},\text{'}$b$\text{'},\text{'}$e$\text{'},\text{'}$r$\text{'},\text{'}$p$\text{'},\text{'}$k$\text{'}\}$

$\{\text{'}$o$\text{'},\text{'}$b$\text{'},\text{'}$e$\text{'},\text{'}$k$\text{'}\}$

$\{\text{'}$bokepr$\text{'}\}$

Question $4(1$ point$)$

$$

Assume s$1=$ set$(\text{'}$what is this'$)$ and s$2=$ set$(\text{'}$a jellyfish'$).$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: len$($s$1|$s$2)$

Question $4$ options:

Question $5(1$ point$)$

$$

Assume s$1=$ set$(\text{'}$what is this'$)$ and s$2=$ set$(\text{'}$a jellyfish'$).$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: s$1-$s$2$

Question $5$ options:

Question $6(1$ point$)$

$$

Assume s$1=$ set$(\text{'}$what is this'$)$ and s$2=$ set$(\text{'}$a jellyfish'$).$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: s$1$&s$2$

Question $6$ options:

$\{\text{'}$h$\text{'},\text{'}$s$\text{'},\text{'}$a$\text{'},\text{'}$l$\text{'},\text{'}$i$\text{'},\text{'}\text{'}\}$

$\{\text{'}$h$\text{'},\text{'}$s$\text{'},\text{'}$a$\text{'},\text{'}$i$\text{'},\text{'}\text{'}\}$

$\{\text{'}$h$\text{'},\text{'}$s$\text{'},\text{'}$e$\text{'},\text{'}$i$\text{'},\text{'}\text{'}\}$

$\{\text{'}$h$\text{'},\text{'}$s$\text{'},\text{'}$a$\text{'},\text{'}$i$\text{'}\}$

Question $7(1$ point$)$

$$

In a dictionary, a pair such such as dog : rover is called a$($n$)\_\_\_\_\_\_\_\_\_\_.$

Question $7$ options:

item

pair

key

couple

Question $8(1$ point$)$

$$

Sets cannot contain lists.

Question $8$ options:

TrueFalse

Question $9(1$ point$)$

$$

Elements of a set may be duplicated.

Question $9$ options:

TrueFalse

Question $10(1$ point$)$

$$

In a dictionary, keys must be immutable objects.

Question $10$ options:

TrueFalse

Question $11(1$ point$)$

$$

Assume d$1=\{$name: John, age: $25,0$: blue, $86$: $20,1$:$20\}.$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: list$($d$1.$values$())$

Question $11$ options:

$(\text{'}$john$\text{'},25,$ 'blue', $20)$

$(\text{'}$john$\text{'},25,$ 'blue', $20,20)$

$(\text{'}$john$\text{'},25,20,20)$

None of the above

Question $12(1$ point$)$

$$

Assume d$1=\{$name: John, age: $25,0$: blue, $86$: $20,1$:$20\}.$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: d$1[\text{'}$age$\text{'}]$

Question $12$ options:

$20$

'blue'

'John'

$25$

$86$

Question $13(1$ point$)$

$$

Assume d$1=\{$name: John, age: $25,0$: blue, $86$: $20,1$:$20\}.$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: d$1[20]$

Question $13$ options:

$1$

$86$

a & b

IndexError

None of the above

Question $14(1$ point$)$

$$

What do you call runtime errors that usually occur due to circumstances beyond the programmer's control?

Question $14$ options:

exceptions

syntax errors

user errors

random

Question $15(1$ point$)$

$$

Saved

Assume list$1=[1,5,\text{'}6\text{'},\text{'}$x$\text{'},20].$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: list$1[1]+$list$1[2]$

Question $15$ options:

IndexError

KeyError

NameError

TypeError

ValueError

None of the above

Question $16(1$ point$)$

$$

Assume list$1=[1,5,\text{'}6\text{'},\text{'}$x$\text{'},20].$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: int$($list$1[2])$

Question $16$ options:

IndexError

KeyError

NameError

TypeError

ValueError

None of the above

Question $17(1$ point$)$

$$

Assume list$1=[1,5,\text{'}6\text{'},\text{'}$x$\text{'},20].$ Indicate the value that will be displayed if the following expression is entered at the Python prompt: int$($list$1[3])$

Question $17$ options:

IndexError

KeyError

NameError

TypeError

ValueError

None of the above

Question $18(1$ point$)$

$$

Which one of the following is a reserved word?

Question $18$ options:

attempt

test

try

All of the above

None of the above