38687348
Descrição
Quiz por David Khieu, atualizado more than 1 year ago
|
Criado por David Khieu
mais de 1 ano atrás
|
|
Questão 1
Questão
The escape character owes its name to the fact that it?
Responda
-
changes the meaning of the character next to it.
-
escapes from source files into the computer memory
-
cannot be caught due to its high speed
Questão 2
Questão
The meaning of the positional parameter is determined by its:
Responda
-
position
-
appearance
-
name
Questão 3
Questão
The most important difference between integer and floating-point numbers lies in the fact that:
Responda
-
they are stored differently in the computer memory
-
integers cannot be literals, while floats can
-
they cannot be used simultaneously
Questão 4
Questão
The 0x prefix means that the number after it is denoted as:
Responda
-
a decimal
-
an octal
-
a hexadecimal
Questão 5
Questão
The // operator:
Responda
-
performs integer division
-
performs regular division
-
does not exist
Questão 6
Questão
The result of the following addition: 123 + 0.0
Responda
-
is equal to 123
-
is equal to 123.0
-
cannot be evaluated
Questão 7
Questão
Right-sided binding means that the following expression:
1 ** 2 ** 3
Responda
-
from right to left
-
from left to right
-
in random order
Questão 8
Questão
A keyword is a word that: (Select two answers)
Responda
-
is the most important word in the whole program
-
cannot be used as a variable name
-
cannot be used as a function name
Questão 9
Questão
A value returned by the input() function is
Responda
-
a string
-
an integer
-
a float
Questão 10
Questão
Only which one of the following statements is true - which one?
Responda
-
multiplication precedes addition
-
addition precedes multiplication
-
neither statement can be evaluated
Questão 11
Questão
What is the output of the following snippet?
y = 2 + 3 * 5
print (Y)
Responda
-
17.0
-
25.
-
17
-
This snippet will cause an execution error
Questão 12
Questão
What is the output of the following snippet if the user enters two lines containing 2 and 4 respectively?
x = int(input())
y = int(input())
x = x // y
y = y // x
print (y)
Responda
-
4.0
-
2.0
-
this code will cause a runtime error
-
8.0
Questão 13
Questão
What is the output of the following snippet?
x = 1 / 2 + 3 // 3 + 4 ** 2
print (x)
Responda
-
17.5
-
17
-
8.5
-
8
Questão 14
Questão
What is the output of the following snippet if the user enters two lines containing 2 and 4 respectively?
x = input()
y = input()
print (x + y)
Responda
-
2
-
24
-
4
-
6
Questão 15
Questão
The 0o prefix means that the number after it is denoted as:
Responda
-
binary
-
hexadecimal
-
octal
-
decimal
Questão 16
Questão
What is the output of the following snippet?
x = 1
y = 2
z = x
x = y
y = z
print (x, y)
Responda
-
2 1
-
1 2
-
1 1
-
2 2
Questão 17
Questão
What is the output of the following snippet if the user enters two lines containing 11 and 4 respectively?
x =int(input())
y = int(input())
x = x % y
x = x % y
y = y % x
print (y)
Responda
-
4
-
3
-
2
-
1
Questão 18
Questão
What is the output of the following snippet?
z = y = x = 1
print (x, y , z, sep='*')
Responda
-
1 1 1
-
x*y*z
-
x y z
-
1*1*1
Questão 19
Questão
What is the output of the following snippet if the user enters two lines containing 3 and 6 respectively
x = input ()
y = int (input ())
print (x * y)
Responda
-
666
-
18
-
36
-
333333
Questão 20
Questão
The print() function can output values of:
Responda
-
just one argument
-
any number of arguments (including zero)
-
not more than five arguments
-
any number of arguments (excluding zero)
Questão 21
Questão
The value twenty point twelve times ten raised to the power of eight should be written as:
Responda
-
20.12E8
-
20E12.8
-
20.12*10^8
-
20.12E8.0
Questão 22
Questão
The ** operator:
Responda
-
performs exponentiation
-
does not exist
-
performs floating-point multiplication
-
performs duplicated multiplication
Questão 23
Questão
The result of the following division:
1 / 1
Responda
-
is equal to 1
-
cannot be evaluated
-
is equal to 1.0
-
cannot be predicted
Questão 24
Questão
The \n digraph forces the print () function to
Responda
-
break the output line
-
output exactly two characters: \ and n
-
duplicate the character next to the digraph
-
stop its execution
Questão 25
Questão
The meaning of keyword parameter is determined by:
Responda
-
the argument's name specified along with its value
-
its connection with existing variables
-
its position within the argument list
-
its value
Questão 26
Questão
What is the output of the following snippet if the user enters two lines containing 2 and 4 respectively?
x = int (input())
y = int(input())
print( x + Y)
Responda
-
24
-
4
-
2
-
6
Questão 27
Questão
What is the output of the following snippet if the user enters two lines containing 2 and 4 respectively?
x= int(input())
y= int(input())
x = x / y
y = y / x
print (y)
Responda
-
2.0
-
4.0
-
the code will cause a runtime error
-
8.0
Questão 28
Questão
Left-sided binding determines that the result of the following expression:
1 // 2 * 3
is equal to:
Responda
-
0.166666666666666666
-
0
-
0.0
-
4.5
Questão 29
Questão
Which of the following statements are true? (Select two answers)
Responda
-
Addition precedes multiplication
-
The result of the / operator is always an integer value.
-
The right argument of the % operator cannot be zero
-
The ** operator uses right-sided binding.
Questão 30
Questão
Which of the following variable names are illegal? (Select two answers)
Responda
-
True
-
and
-
TRUE
-
true
Quer criar seus próprios Quizzes gratuitos com a GoConqr? Saiba mais.