11th Public Exam March 2019 Important Creative One Mark Test

11th Standard

    Reg.No. :
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Computer Science

Time : 01:00:00 Hrs
Total Marks : 100
    100 x 1 = 100
  1. Expand POST

    (a)

    Post on self Test

    (b)

    Power on Software Test

    (c)

    Power on Self Test

    (d)

    Power on Self Text

  2. Which generation of computer used IC's

    (a)

    First

    (b)

    Second

    (c)

    Third

    (d)

    Fourth

  3. Robotics develop in_____ generation.

    (a)

    Third

    (b)

    Fourth

    (c)

    Fifth

    (d)

    Sixth

  4. Expansion of CCD is ____

    (a)

    Coupled Changed Device

    (b)

    Changed Coupled Device

    (c)

    Changed Couple Device

    (d)

    Camera changed Divider

  5. Who was the inventor of the electronic digital computer?

    (a)

    John Vincent Atanasoft

    (b)

    J. Presper Eckert

    (c)

    John Mauchly

    (d)

    Charles babbage

  6. Which of the following mouse type used Green led?

    (a)

    Mechanical

    (b)

    Optical

    (c)

    Laser

    (d)

    None of these

  7. A + A =?

    (a)

    A

    (b)

    O

    (c)

    I

    (d)

    A

  8. NOR is a combination of?

    (a)

    NOT(OR)

    (b)

    NOT(AND)

    (c)

    NOT(NOT)

    (d)

    NOT(NOR)

  9. NAND is called as ......Gate

    (a)

    Fundamental Gate

    (b)

    Derived Gate

    (c)

    Logical Gate

    (d)

    Electronic gate

  10. Expansion of MSB is......

    (a)

    Most Sign Bit

    (b)

    Most Significant Bit

    (c)

    Medium Signal Bit

    (d)

    Most Significant Byte

  11. How many procedures are there to convert from decimal to binary?

    (a)

    2

    (b)

    4

    (c)

    8

    (d)

    3

  12. Repeated division method is also known as.........

    (a)

    Expansion method

    (b)

    Divide by 2 method

    (c)

    Double dabble method

    (d)

    None of these

  13. Which of the following is the newest concept in digital coding?

    (a)

    ASCII

    (b)

    Unicode

    (c)

    EBCDIC

    (d)

    Byte Code

  14. A logic gate is a building block of a....

    (a)

    digital circuit

    (b)

    digital computer

    (c)

    digital memory

    (d)

    digital voltage

  15. Which of the following is not the part of a microprocessor unit?

    (a)

    ALU

    (b)

    Control unit

    (c)

    Cache memory

    (d)

    register

  16. Which of the following device identifies the location when address is placed in the memory address register?

    (a)

    locator

    (b)

    encoder

    (c)

    decoder

    (d)

    multiplexed

  17. How many memory locations ate identified by a processor with 8 bits address bus at a time?

    (a)

    28

    (b)

    1024

    (c)

    256

    (d)

    8000

  18. Display devices are connected to the computer through __________

    (a)

    USB port

    (b)

    Ps/2 port

    (c)

    SCSI port

    (d)

    VGA connector

  19. How many types of operations carried out of instruction set?

    (a)

    5

    (b)

    4

    (c)

    3

    (d)

     2

  20. Which of the following memory have slower access time?

    (a)

    BIu -ray

    (b)

    Primary memory

    (c)

    Hard disk

    (d)

    Cache

  21. The Main memory also called as ...........

    (a)

    ROM 

    (b)

    RAM

    (c)

    Cache 

    (d)

    EPROM

  22. The color of double-layered DVD is..............

    (a)

    Silver

    (b)

    Bronze

    (c)

    BIue   

    (d)

    Gold

  23. Which of the following statement is true?
    (i) RAM is not a main memory.
    (ii) RAM is in the form of ICs.
    (iii) RAM stores the information temporarily.
    (iv) RAM cannot be accessed by a collection of bits.

    (a)

    Only (i)

    (b)

    Only (ii) and (iii)

    (c)

    Only (iv)

    (d)

    Only (i) and (iv)

  24. Match the following.

    (i) To connect speakers and head phone (1) Parallel Port
    (ii) To connect the printers (2) VGA Connector
    (iii) To connect HDD (3) USB Port
    (iv) To connect Mobile Phones (4) Audio Plugs
    (v) To connect LCD Projector (5) SCSI Port
    (a)

    5,4,1,3,2

    (b)

    1,3,2,4,5

    (c)

    4,1,5,2,3

    (d)

    4,1,5,3,2

  25. Identify the usage of Operating Systems

    (a)

    Easy interaction between the human and computer

    (b)

    Controlling Input & Output Devices

    (c)

    Managing use of main memory

    (d)

    All the above

  26. Which of the following OS is a Commercially licensed Operating system?

    (a)

    Windows

    (b)

    UBUNTU

    (c)

    FEDORA

    (d)

    REDHAT

  27. Which operating system allows many users to share the computer resources simultaneously?

    (a)

    Time sharing

    (b)

    Multi-Processor

    (c)

    Multiuser

    (d)

    Multi resources

  28. Interactive operating system is a____

    (a)

    GUI

    (b)

    CUI

    (c)

    UI

    (d)

    OS

  29. How many techniques are there to optimize the CPU time?

    (a)

    4

    (b)

    5

    (c)

    2

    (d)

    3

  30. From the options given below, choose the operations managed by the operating system.

    (a)

    Memory

    (b)

    Processes

    (c)

    Disks and I/O devices

    (d)

    all of the above

  31. Under which of the following OS, the option Shift + Delete - permanently deletes a file or folder?

    (a)

    Windows 7

    (b)

    Windows 8

    (c)

    Windows 10

    (d)

    All of the OS

  32. What is the meaning of "Hibernate" in Windows XP/Windows 7?

    (a)

    Restart the Computer in safe mode

    (b)

    Restart the Computer in hibernate mode

    (c)

    Shutdown the Computer terminating all the running applications

    (d)

    Shutdown the Computer without closing the running applications

  33. The graphical representation of Windows elements are called ______

    (a)

    desktop

    (b)

    icons

    (c)

    task box

    (d)

    folders

  34. How many ways are there to create a new folder?

    (a)

    4

    (b)

    3

    (c)

    2

    (d)

    many

  35. How many methods are there of transferring files to or from a removable disk?

    (a)

    1

    (b)

    2

    (c)

    3

    (d)

    4

  36. Which program or software is available free of charge?

    (a)

    Open source

    (b)

    Closed source

    (c)

    Shareware

    (d)

    none of these

  37. Which of the following linux server distribution is shareware?

    (a)

    CentOS

    (b)

    Red Hat

    (c)

    Suse

    (d)

    All of these

  38. Which of the following is located at the top of the screen?

    (a)

    Task bar

    (b)

    Scroll bar

    (c)

    Tool bar

    (d)

    Menu bar

  39. If i = 5 before the assignment i = i-1 after the assignment, the value of i is

    (a)

    5

    (b)

    4

    (c)

    3

    (d)

    2

  40. How many basic building blocks are there to construct algorithms?

    (a)

    1

    (b)

    2

    (c)

    4

    (d)

    3

  41. Which are named boxes for storing data?

    (a)

    Data

    (b)

    process

    (c)

    functions

    (d)

    variables

  42. Each part of _______________ algorithm is known as

    (a)

    input

    (b)

    function

    (c)

    variable

    (d)

    program

  43. Which of the following is (are) a control flow statements?

    (a)

    Sequential

    (b)

    Alternative

    (c)

    Iterative

    (d)

    All of these

  44. Which of the following is an iterative statement?

    (a)

    If  C
        S

    (b)

    While C
              S

    (c)

    --P
      S1
    --Q

    (d)

    both (a) and (b)

  45. Which of the following properties is true after the assignment (at line 3)?
    1 -- i+j = 0
    2 i, j := i1+, j1-
    3 -- ?

    (a)

    i + j > 0

    (b)

    i+j < 0

    (c)

    i+j=0

    (d)

    i = j

  46. The triangle is right-angled, if_________ .

    (a)

    C =a-b

    (b)

    c2=a2+b2

    (c)

    c2=(a+b)2

    (d)

    c2=a2-b2

  47. If m x a + n x b is an invariant for the assignment a, b : = a + 8, b + 7, the values of m and n are

    (a)

    m=8,n=7

    (b)

    m=7,n=-8

    (c)

    m=7,n=8

    (d)

    m =8,n=-7

  48. How many cases are there a recursive solver has

    (a)

    2

    (b)

    3

    (c)

    4

    (d)

    many

  49. Recursion must have at least ____________ base case.

    (a)

    one

    (b)

    two

    (c)

    three

    (d)

    four

  50. How many categories of data type available in C++?

    (a)

    5

    (b)

    4

    (c)

    3

    (d)

    2

  51. What will be the result of following statement? char ch= 'B';cout << (int) ch;

    (a)

    B

    (b)

    b

    (c)

    65

    (d)

    66

  52. How many byte(s) occupied by a character constant?

    (a)

    8

    (b)

    4

    (c)

    2

    (d)

    1

  53. boolean y = (a < b) & & (b < c); what is the value of y if a = 5, b = 6, c = 7?

    (a)

    1

    (b)

    0

    (c)

    false

    (d)

    no

  54. If a = 4, b = 5, the value a & b is

    (a)

    910

    (b)

    510

    (c)

    010

    (d)

    410

  55. Which C++ is written in Delphi?

    (a)

    Eclipse

    (b)

    Net Beans

    (c)

    Visual c++

    (d)

    Dev c++

  56. In C++, any non zero value considered as?

    (a)

    true 

    (b)

    false

    (c)

    0

    (d)

    -1

  57. How many types of integer literals in C++?

    (a)

    3

    (b)

    5

    (c)

    7

    (d)

    6

  58. The literal meaning for datatype is empty space

    (a)

    int 

    (b)

    empty

    (c)

    bool

    (d)

    void

  59. How many types of iteration statements?

    (a)

    2

    (b)

    3

    (c)

    4

    (d)

    5

  60. Which of the following is the exit control loop?

    (a)

    for 

    (b)

    while 

    (c)

    do ... while

    (d)

    if ... else

  61. Which of the following expression evaluates true or false?

    (a)

    Arithmetic expression

    (b)

    Unary expression

    (c)

    Relational expression

    (d)

    Assignment Arithmetic expression

  62. Which of the following statement is false?
    (i) Conditional operator also called Ternary operator
    (ii) Conditional operator is an alternative for if-else-if ladder
    (iii) Ternary operator takes four arguments
    (iv) The symbols used in ternary operator is? :

    (a)

    only(i)

    (b)

    only(ii)

    (c)

    both (ii) and (iii)

    (d)

    both (ii) and (iv)

  63. Which ofthe following is a selection statement?

    (a)

    for

    (b)

    while

    (c)

    do-while

    (d)

    none of these

  64. Which of the following statement checks for equality as well as for logical expression?

    (a)

    for

    (b)

    continue

    (c)

    if-else

    (d)

    switch

  65. Which function is used to check whether a character is alphanumeric or not:

    (a)

    isalphai( )

    (b)

    isdigit()

    (c)

    isalnum()

    (d)

    islowert()

  66. Which of the following is the scope of operator?

    (a)

    >

    (b)

    &

    (c)

    %

    (d)

    ::

  67. Which of the following is not a pow() function argument?
    (i) base
    (ii) exponent
    (iii) character

    (a)

    Only (i)

    (b)

    Only (ii)

    (c)

    Only (iii)

    (d)

    both (ii) and (iii)

  68. Which of the following is not true?
    (i) Inline function executes faster
    (ii) Inline function does not requires more memery space
    (iii) Inline function reduce the complesity of using STACKS
    (iv) Two methods are in C++ to call the function.

    (a)

    both (i) and (ii)

    (b)

    both (ii) and (iii)

    (c)

    only (iii)

    (d)

    only (iv)

  69. Which of the following statement is used to terminate the void function?
    (i) return statements without parameter
    (ii) return statements with parameter

    (a)

    Only (i)

    (b)

    Only (ii)

    (c)

    Only (i) or (ii)

    (d)

    None of these

  70. A local variable always defined with in

    (a)

    {}

    (b)

    ()

    (c)

    []

    (d)

    <>

  71. If no datatype is explicitly mentioned, the return datatype is

    (a)

    int

    (b)

    float

    (c)

    char

    (d)

    long double

  72. Which of the following is the collection of variables of the same type that an referenced by a common name?

    (a)

    int

    (b)

    float

    (c)

    Array

    (d)

    class

  73. cin >>n[3]; To which element does this statement accepts the value?

    (a)

    2

    (b)

    3

    (c)

    4

    (d)

    5

  74. Literally, the meaning of Array is

    (a)

    only one

    (b)

    only five

    (c)

    only hundred

    (d)

    more than one

  75. Which of the following increases the time consumption while searching?

    (a)

    Structures

    (b)

    Arrays

    (c)

    functions

    (d)

    built-in functions

  76. Which of the following supports the transitive nature of data?

    (a)

    Inheritance

    (b)

    Encapsulation

    (c)

    Polymorphism

    (d)

    Abstraction

  77. Which of the following is hidden under the modules?

    (a)

    behaviour

    (b)

    object

    (c)

    instruction

    (d)

    data

  78. The ability of a message or function to be displayed in more than one form is called

    (a)

    Data hiding

    (b)

    Polymorphism

    (c)

    Data abstraction

    (d)

    Modularity

  79. Which of the following is not an advantage of OOP?

    (a)

    Re-usability

    (b)

    Easy maintenance

    (c)

    Security

    (d)

    Speed

  80. Which of the following statements about member functions are True or False?
    (i) A member function can call another member function directly with using the dot operator.
    (ii) Member function can access the private data of the class.

    (a)

    i-True, ii-True

    (b)

    i-False, ii-True

    (c)

    i-true, ii-False

    (d)

    i-False, ii-False

  81. Which of the following is needed to represent real world entities?

    (a)

    objects

    (b)

    Modules

    (c)

    classes

    (d)

    none of these

  82. Which of the following class members cannot be accessed from outside?

    (a)

    private

    (b)

    protected

    (c)

    public

    (d)

    both a and b

  83. Which of the following are called instance of class?

    (a)

    objects

    (b)

    members

    (c)

    Attributes

    (d)

    properties

  84. Which of the following constructor executed when inner class contains the outer class object?

    (a)

    inner class

    (b)

    outer class

    (c)

    Explicit class

    (d)

    none of these

  85. Which of the following destroys the object constructed by the constructor?

    (a)

    destroyer

    (b)

    constructor

    (c)

    destructor

    (d)

    Methods

  86. #include< iostream >
    using namespace std;
    class Point {
    private:
    int x, y;
    public:
    point(int x1,int y1)
    {
    x=x1;y=y1;
    }
    void operator+(Point&pt3);
    void showO {cout << "x=" << x << " ,y=" << y;}
    };
    void Point::operator+(point &pt3)
    {
    x + =pt3.x;
    y+=pt3.y;
    }
    int main ()
    {
    point ptl(3,2),pt2(5,4);
    pt1+pt2;
    pt1.show ();
    return 0;
    }
    Which of the following statement invoke operator overloading?

    (a)

    pt1+pt2

    (b)

    Pointpt1(3,2),pt2(5,4)

    (c)

    pt1.showt);

    (d)

    return 0;

  87. Which of the following can have more than one constructor with different signature?

    (a)

    Methods

    (b)

    class

    (c)

    object

    (d)

    Attribute

  88. Which of the following provides flexibility of creating multiple type of objects for a class?

    (a)

    function overloading

    (b)

    operator overloading

    (c)

    constructor overloading

    (d)

    object overloading

  89. The type of inheritance that reftects the transitive nature is_________ 

    (a)

    Single Inheritance

    (b)

    Multiple Inheritance

    (c)

    Multilevel Inheritance

    (d)

    Hybrid Inheritance

  90. In which type of inheritance the derived class acquired all the base classes properties even though the base clause have no relationship?

    (a)

    Multilevel inheritance

    (b)

    Multiple inheritance

    (c)

    Hybrid inheritance

    (d)

    Hierarchical inheritance

  91. The size of the class without any declaration will occupy________.

    (a)

    0 byte

    (b)

    1 byte

    (c)

    4 bytes

    (d)

    8 bytes

  92. Which members of the base class will be acquired by the derived class is known by ________

    (a)

    inheritance

    (b)

    scope resolution operator

    (c)

    derived class members

    (d)

    visibility modes

  93. When classes are inherited with all the visibility modes but derived class cannot access the

    (a)

    private members

    (b)

    protected members

    (c)

    public members

    (d)

    both a and b

  94. Which of the following deals with procedures, practices and values?

    (a)

    piracy

    (b)

    programs

    (c)

    virus

    (d)

    computer ethics

  95. Which of the following crime that tricking people into believing something is not true?

    (a)

    Spam

    (b)

    Spoofing

    (c)

    Scam

    (d)

    Harvesting

  96. Distribute unwanted email to a large number of internet users

    (a)

    Scam

    (b)

    inbox

    (c)

    BCC

    (d)

    Spam

  97. Expansion of IDS is

    (a)

    Identification Detection Systems

    (b)

    Intrusion Detection Software

    (c)

    Intrusion Digital Systems

    (d)

    Intrusion Detection Systems

  98. In India, Which is the most widely language in Internet?

    (a)

    Tamil

    (b)

    Hindi

    (c)

    Kannada

    (d)

    Malayalam

  99. Which of the following are portal or website of books collection?

    (a)

    E-Papers

    (b)

    E-Commere

    (c)

    E-languages

    (d)

    E-libraries

  100. The first version of Unicode introduced in the year

    (a)

    1990

    (b)

    1998

    (c)

    1991

    (d)

    1981

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