OpenSource Programming

Faheem Ahmed
Quiz by Faheem Ahmed, updated more than 1 year ago
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ThirdYear Third Year Quiz on OpenSource Programming, created by Faheem Ahmed on 03/23/2018.

Resource summary

Question 1

Question
How can you create an e-mail link?
Answer
  • <mail href="a@b.com">
  • <mail>a@b.com</mail>
  • <a href="a@b.com">
  • <a href="mailto:a@b.com">

Question 2

Question
colspan=n can be added to only what tag?
Answer
  • <table>
  • <td>
  • <tr>

Question 3

Question
The following elements <header>, <footer>, <article>, <section> are the new elements in HTML5. These elements are called,
Answer
  • Control attributes
  • Semantic elements
  • Graphic elements
  • Multimedia elements

Question 4

Question
Which is not suited for game applications?
Answer
  • Canvas
  • Svg
  • Both A & B
  • None of the above

Question 5

Question
The canvas element has a DOM method it is called.
Answer
  • getContext
  • getId
  • getElement
  • None of the above

Question 6

Question
The default value of "position" attribute is _________.
Answer
  • inherit
  • relative
  • fixed
  • absolute

Question 7

Question
Which css property you will use if you want to add some margin between a border and its inner text ?
Answer
  • spacing
  • margin
  • padding
  • inner-margin

Question 8

Question
p {line-height: 150%;}. What type of selector is used in this case?
Answer
  • class Selectors
  • element Selectors
  • id Selectors
  • none of the mentioned

Question 9

Question
By applying an ___________ a style can be applied to just a single tag.
Answer
  • class rule
  • element rule
  • id rule
  • none of the mentioned

Question 10

Question
A ___________ is used to define a special state of an element.
Answer
  • pseudo-tag
  • pseudo-element
  • pseudo-id
  • pseudo-class

Question 11

Question
Which of the following JavaScript function of String object returns the character at the specified index?
Answer
  • charAt()
  • charCodeAt()
  • concat()
  • indexOf()

Question 12

Question
What is the correct JavaScript syntax to write "Hello World"?
Answer
  • System.out.println("Hello World");
  • println ("Hello World");
  • document.write("Hello World");
  • response.write("Hello World");

Question 13

Question
Which of the following is not considered a JavaScript operator?
Answer
  • new
  • this
  • delete
  • typeof

Question 14

Question
Which of the looping statements is/are supported by PHP? i) for loop ii) while loop iii) do-while loop iv) foreach loop
Answer
  • (i) and (ii)
  • (i), (ii) and (iii)
  • All of the mentioned
  • None of the mentioned

Question 15

Question
What will be the output of the following php code < ?php $num = 1; $num1 = 2; print $num . "+". $num1 ; ?>
Answer
  • 3
  • 1+2
  • 1.+.2
  • Error

Question 16

Question
What will be the output of the following code? < ?php function track() { static $count = 0; $count++; echo $count ; } track(); track(); track(); ?>
Answer
  • 123
  • 111
  • 000
  • 011

Question 17

Question
PHP scripts are executed on _________
Answer
  • ISP Computer
  • Client Computer
  • Server Computer
  • It depends on PHP scripts

Question 18

Question
What will be the output of the following code? $var = 10; function fn () { $var = 20; return $var; } fn (); echo $var;
Answer
  • 10
  • 20
  • Undefined Variable
  • Syntax Error

Question 19

Question
What will be the output of the following PHP code? echo 30*5 . 7;
Answer
  • 150.7
  • 1507
  • 171
  • error will occur

Question 20

Question
In your PHP application you need to open a file. You want the application to issue a warning and continue execution, in case the file is not found. The ideal function to be used is:
Answer
  • include()
  • require()
  • nowarn()
  • getFile(false)

Question 21

Question
Which of the following is used in perl?
Answer
  • else if
  • elseif
  • elsif
  • elif

Question 22

Question
What will be printed by the Perl code below? my @a = (0, 1, 2); my $b = @a; print $b;
Answer
  • 0
  • 1
  • 2
  • 3
  • 0 1 2

Question 23

Question
What gets printed in Perl? my $str = 'a\\b\n'; print $str;
Answer
  • ab(newline)
  • a\b(newline)
  • a\b\n
  • a\\b(newline)
  • a\\b\n

Question 24

Question
What gets printed in Perl? my $a = '123'; my $b = '0123'; if ($a == $b) { print "same"; } else { print "different"; }
Answer
  • same
  • different
  • the code is ill-formed

Question 25

Question
What will the @b array consist of in Perl? my @a = (10, 5, 1); my @b = sort @a;
Answer
  • (1, 5, 10)
  • (10, 5, 1)
  • (1, 10, 5)
  • (5, 10, 1)
  • ( )

Question 26

Question
What will be printed in Perl? print 'a'; BEGIN { print 'b'; } sub foo { print 'c'; }
Answer
  • abc
  • bac
  • ab
  • ba
  • bca

Question 27

Question
what does the following python code do? def a(b, c, d): pass
Answer
  • defines a list and initializes it
  • defines a function, which does nothing
  • defines a function, which passes its parameters through
  • defines an empty class

Question 28

Question
What is the output of the following python code ? print(type([1,2]))
Answer
  • <class 'tuple'>
  • <class 'int'>
  • <class 'set'>
  • <class 'dictionary'>
  • <class 'list'>

Question 29

Question
what is the output of the below program in python? a = [1,2,3,None,(),[],] print(len(a))
Answer
  • syntax error
  • 7
  • 6
  • 4
  • 5

Question 30

Question
What gets printed in python? x = 4.5 y = 2 print(x//y)
Answer
  • 2.0
  • 2.25
  • 9.0
  • 20.25
  • 21

Question 31

Question
What gets printed in Python? print(r"\nwoow")
Answer
  • new line then the string: woow
  • the text exactly like this: r"\nwoow"
  • the text like exactly like this: \nwoow
  • the letter r and then newline then the text: woow
  • the letter r then the text like this: nwoow

Question 32

Question
What gets printed in Python? print(0xA + 0xa)
Answer
  • 0xA + 0xa
  • 0xA 0xa
  • 14
  • 20
  • 0x20

Question 33

Question
What gets printed in Python? name = "snow storm" print(name[6:8])
Answer
  • st
  • sto
  • to
  • tor
  • Syntax Error

Question 34

Question
Which numbers are printed in Python? for i in range(2): print(i) for i in range(4,6): print(i)
Answer
  • 2, 4, 6
  • 0, 1, 2, 4, 5, 6
  • 0, 1, 4, 5
  • 0, 1, 4, 5, 6, 7, 8, 9
  • 1, 2, 4, 5, 6

Question 35

Question
What gets printed in Python? x = "foo " y = 2 print(x + y)
Answer
  • foo
  • foo foo
  • foo 2
  • 2
  • An exception is thrown

Question 36

Question
What gets printed in Python? foo = (3, 4, 5) print(type(foo))
Answer
  • <class 'int'>
  • <class 'list'>
  • <class 'tuple'>
  • <class 'dict'>
  • <class 'set'>

Question 37

Question
What gets printed in Python? names = ['Amir', 'Barry', 'Chales', 'Dao'] print(names[-1][-1])
Answer
  • A
  • r
  • Amir
  • Dao
  • o

Question 38

Question
What gets printed in Python? numbers = [1, 2, 3, 4] numbers.append([5,6,7,8]) print(len(numbers))
Answer
  • 4
  • 5
  • 8
  • 12
  • An exception is thrown

Question 39

Question
Which of the following data structures in Python can be used with the "in" operator to check if an item is in the data structure?
Answer
  • list
  • set
  • dictionary
  • All of the above
  • None of the above

Question 40

Question
What gets printed in Python? my_tuple = (1, 2, 3, 4) my_tuple.append( (5, 6, 7) ) print(len(my_tuple))
Answer
  • 1
  • 2
  • 5
  • 7
  • An exception is thrown

Question 41

Question
What gets printed in Python? x = sum(range(5)) print(x)
Answer
  • 4
  • 5
  • 10
  • 15
  • An exception is thrown

Question 42

Question
Which of the following is the way to create comments in PHP?
Answer
  • // commented code to end of line
  • /* commented code here */
  • # commented code to end of line
  • all of the above

Question 43

Question
What gets printed in PHP? $var = 'false'; if ($var) { echo 'true'; } else { echo 'false'; }
Answer
  • true
  • false

Question 44

Question
Which of the following is used to declare a constant in PHP?
Answer
  • const
  • constant
  • define
  • #pragma
  • def

Question 45

Question
What gets printed? <?php $RESULT = 11 + 011 + 0x11; echo "$RESULT"; ?>
Answer
  • 11
  • 22
  • 33
  • 37
  • 39

Question 46

Question
Which tags are most commonly used by search engines?
Answer
  • Paragraph
  • Heading
  • Title
  • All of above

Question 47

Question
Banners, buttons, dividers, clipart and other simple images usually work best as ?
Answer
  • png
  • gif
  • jpg

Question 48

Question
Which built-in method returns the character at the specified index?
Answer
  • characterAt()
  • getCharAt()
  • charAt()
  • None of the above

Question 49

Question
var city = new Array("delhi", "agra", "akot", "aligarh","palampur"); console.log(city.pop());
Answer
  • delhi
  • palampur
  • agra
  • akot

Question 50

Question
What does isNaN function do?
Answer
  • Returns false if the argument is not a number.
  • Returns true if the argument is not a number.
  • Returns true if the argument is a number.
  • None of the above

Question 51

Question
CDN stands for_______
Answer
  • Content Distribution Network
  • Common Distribution Network
  • Collective Distribution Network
  • None of these
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