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