Python Exam

What is the return value of trunc() ?

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A copy of the static member is shared by all objects of a class
A copy is created only when at least one object is created from that class
A copy of the static member is created for each instntiation of the class
No memory is allocated for static members of a class

Which of the following formatting options can be used in order to add ‘n’ blank spaces after a given string ‘S’?

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Exception Handling
Reflection
Operator Overloading
Namespaces

What is answer of this expression, 22 % 3 is?

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Hello World
Syntax error
0
Hello World!

What is the output of the following? i = 0 while i < 5: print(i) i += 1 if i == 3: break else: print(0)

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Float
Long double
Double
Extended float

The one’s complement of 110010101 is:

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Overloading is a dynamic or run-time binding and Overriding is static or compile-time binding
Redefining a function in a friend class is called function overriding while Redefining a function in a derived class is called an overloaded function.
Overloading is a static or compile-time binding and Overriding is dynamic or run-time binding
Redefining a function in a friend class is called function overloading while Redefining a function in a derived class is called as overridden function.

Which of the following is invalid?

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#NAME?
== (Equality operator)
–> (Row operator)
:: (Cope resolution operator)

What is the output of the following? i = 1 while True: if i%3 == 0: break print(i) i + = 1

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x = x & (~x)
x = x ^ (~x)
x = x & (-x)
x = x ^ (-x)

Bitwise _________ gives 1 if either of the bits is 1 and 0 when both of the bits are 1.

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Explicit
Public
Implicit
Private

What is the output of the following? x = 'abcd' for i in range(len(x)): i[x].upper() print (x)

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Null
Void
Empty
Free

What is the output of the following? print("abcdef".center())

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8, memory address
8.14
Memory address
None of the mentioned

What is the output of the following? x = (i for i in range(3)) for i in x: print(i)

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Hold the address of the specific object
Point one past the end of an object
Zero
Point to a tye

What is the output of the following code ? >>>example = "snow world" >>>print("%s" % example[4:7])

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Ava
Java
C++
Compile time error

What is the output of the following? d = {0, 1, 2} for x in d.values(): print(x)

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If you were cat, you would be 5
If you were cat, you would be 2
If you were cat, you would be 7
None of the mentioned

What is the output of the following? x = (i for i in range(3)) for i in x: print(i) for i in x: print(i)

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Int *ip;
String s, *sp = 0;
Int i; double* dp = &i;
Int *pi = 0;

What is the result of the expression shown below if x=56.236? print("%.2f"%x)

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By making all the methods pure virtual in a class
By making all the methods abstract using the keyword ‘abstract’ in a class
By declaring the class as interface with the keyword ‘interface’
It is not possible to create interface class in C++

What is the output of the following? x = ['ab', 'cd'] for i in x: i.upper() print(x)

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1
-1
127
Implementation defined

What is the output of the following? for i in ''.join(reversed(list('abcd'))): print (i)

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234
111
123
235

The output of the two codes shown below is the same. State whether true or false. '{0:.2f}'.format(1/3.0) '%.2f'%(1/3.0)

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F is a function taking an argument of type int and retruning a floating point number
F is a function taking an argument of type float and returning a integer.
F is a function of type float
None of the mentioned

What is the result of cmp(3, 1)?

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Run time
Compile time
Depends on how it is invoked
Both b and c above

What is the output of the code shown? a='hello' q=10 vars()

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Cast_static
Dynamic_cast
Static_cast
Cast_dynamic

Which of the following expressions results in an error?

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Int ~Country()
Void Country()
int ~Country(Country obj)
Void ~Country()

What is the output of the code shown below? class Truth: pass x=Truth() bool(x)

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An error is flagged
Bool value evaluates to true
Bool value evaluates to false
The statement is ignored

What is the output of the following? i = 1 while False: if i%2 == 0: break print(i) i += 2

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F287.333
F287.333
287.e 02
287.3.e2

Which of the following Boolean expressions is not logically equivalent to the other three?

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0 and all negative values
0 and -1
0
0, all negative values, all positive values except 1

What is the output of the following expression if X=345? print(“%06d”%X)

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Namespaces refer to the memory space allocated for names used in a program
Namespaces refer to space between teh names in a program
Namespaces refer to space between the names in a program
Namespaces provide facilities for organizing the names in a program to avoid name clashes

What is the value of x if: x>>2=2

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The logical operator && cannot be used in a test condition
The while loop is an exit-condition loop
The test condition is always false
The test condition is always true

What is the output of the following? i = 0 while i < 3: print(i) i += 1 else: print(0)

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Harvard
Stanford
Compile time error
Runtime error

Which one of the following have the highest precedence in the expression?

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‘has-a’ relationship
‘is-a’ relationship
Association relationship
None of the above

Suppose i is 5 and j is 4, i + j is same as

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When it doesn’t point to any value
When it cast to another type of object
Using delete keyword
None of the mentioned

What is the output of the following? for i in range(2.0): print(i)

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1234567891011
123456789101112
34567891011
123456789

Select all options that print hello-how-are-you

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Key sequenced structure, entry sequenced structure
Key sequence structure, exit sequenced structure
Entry sequence structure, exit sequenced structure
None of above

What is the output of the following? print('*', "abcdef".center(7), '*', sep='')

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:
}
;
;;

What is the result of round(0.5) – round(-0.5)?

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A deep copy creates a copy of the dynamically allocated objects too.
A deep copy just copies the values of the data as they are.
A deep copy creates a copy of the statically allocated objects too
Both b and c above

What is the output of the following code ? class Name: def __init__(self, firstName, mi, lastName): self.firstName = firstName self.mi = mi self.lastName = lastName firstName = "John" name = Name(firstName, 'F', "Smith") firstName = "Peter" name.lastName = "Pan" print(name.firstName, name.lastName)

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Methods in c++
Class member in c++
All of the mentioned
None of the mentioned

What is the output of the code shown below? t = '%(a)s, %(b)s, %(c)s' t % dict(a='hello', b='world', c='universe')

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Class A first Class B next
Class B first Class A next
Class B’s only as it is the child class
Class A’s only as it is the parent class

The output of the two codes shown below is the same. State whether this statement is true or false. bin((2**16)-1) '{}'.format(bin((2**16)-1))

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Yes
No, it is a typedef of unsigned char
No, it is an enum of {false,true}
No, it is expanded from macros

What is the output of the following? d = {0: 'a', 1: 'b', 2: 'c'} for x in d.values(): print(x)

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It will not allocate memory
It will allocate memory
It will not allocate memory to its variables
None of the mentioned

To find the decimal value of 1111, that is 15, we can use the function:

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The question mark should be an equal sign
The first semicolon should be a colon
There are too many variables in the statement
The conditional operator is only used with apstrings

What is the output of “hello”+1+2+3 ?

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L prefix
l prefix
W prefix
None of the mentioned

The output of the expression is: bin(29)

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They begin with a hash symbol
They are processed by a preprocessor
They form an integral part of the code
They have to end with a semi colon

Python Exam : Question 1 of 40