Epicsystems Inc Sample Programming Placement Paper Level1

7/29/2019 Epicsystems Inc Sample Programming Placement Paper Level1

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TITLE: Epicsystems Inc Sample Programming Placement Paper Level1 (Bolded option is your answer)1. Which of the following is the correct ways to set a value 3.14 in avariable pi such that it cannot be modified?

A float pi = 3.14F; B #define pi3.14F;

C const float pi =3.14F;

D const floatpi; pi = 3.14F;

2. Which of the following statement correctly assigns a value 33 to avariable c?

byte a = 11, b = 22, c;

A c = (byte) (a +b);

B c = (byte) a+ (byte) b;

C c = (int) a + (int) b; D c = (int)(a +b);

3. If a variable is a pointer to a structure, then which of the followingoperator is used to access data members of the structure through thepointer variable?A . B & C * D ->

4. What does the following C#.NET code snippet will print?

int i = 0, j = 0;

label:i++;

j+=i;if (i < 10)

{Console.Write(i +" ");goto label;

}
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A Prints 1 to 9 B Prints 0 to 8 C Prints 2 to 8 D Prints 2 to 9

5. What would be the equivalent pointer expression for referring thearray element a[i][j][k][l]

A ((((a+i)+j)+k)+l) B*(*(*(*(a+i)+j)+k)+l)

C (((a+i)+j)+k+l) D ((a+i)+j+k+l)

6. The operator used to get value at address stored in a pointer variableis

A * B & C && D ||

7. Which of the following statements is correct about the C#.NETprogram given below?

namespace IndiabixConsoleApplication{

class Baseclass

{ int i;public Baseclass(int ii){

i = ii;Console.Write("Base ");

}}

class Derived : Baseclass{

public Derived(int ii) : base(ii){

Console.Write("Derived ");


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}}class MyProgram{

static void Main(string[ ] args){

Derived d = new Derived(10);}

}}

A The programwill workcorrectly only if we implementzero-argumentconstructors inBaseclass as wellas Derived class.

B Theprogram willoutput:Derived Base

C The pr ogram willreport an error inthe statementbase(ii).

D Theprogram willoutput: BaseDerived

8. What does the following declaration mean?int (*ptr)[10];

A ptr is array of pointers to 10integers

B ptr is apointer to anarray of 10integers

C ptr is an array of 10 integers

D ptr is anpointer toarray

9. For the code snippet shown below, which of the followingstatements are valid?

public class Generic{

public T Field;


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public void TestSub(){

T i = Field + 1;}

}class MyProgram{

static void Main(string[] args){

Generic gen = new Generic();

gen.TestSub();}}A Addition willproduce result 1.

B Result of addition issystem-dependent.

C Program willgenerate run-timeexception.

D Compilerwill report anerror:Operator '+'is not defined

for types Tand int.

10. Which of the following statements is correct about the C#.NETprogram given below if a value "ABCD" is input to it?

using System;namespace IndiabixConsoleApplication{

class MyProgram{

static void Main(string[] args){

int index;


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int vat = 88;int[] a = new int(5];try{

Console.Write("Enter a number: ");index = Convert.Toint32(Console.ReadLine());a[index] = val;

}catch(Exception e){

Console.Write("Exception occurred");}Console.Write("Remaining pro gram");

}}

}A It will output:Exception

occurred

B It willoutput:

Remainingprogram

C It will output:Remaining program

Exception occurred

D It willoutput:

ExceptionoccurredRemainingprogram

11. How will you print \n on the screen?

A printf("\n"); B echo "\\n"; C printf('\n'); Dprintf("\\n");

12. The library function used to find the last occurrence of a characterin a string is

A strnstr() B laststr() C strrchr() D strstr()


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13. Which of the following function is used to find the first occurrenceof a given string in another string?

A strchr() B strrchr() C strstr() D strnset()

14. Which of the following function is more appropriate for r eading in amulti-word string?

A printf(); B scanf(); C gets(); D puts();

15. Which of the following statements should be added to thesubroutine fun( ) if the C#.NET code snippet given below is to output 913?

class BaseClass{

protected int i = 13;}class Derived: BaseClass

{ int i = 9;public void fun(){

// [*** Add statement here ***]}

}A

Console.WriteLine(base.i + " " + i);

B

Console.WriteLine(i + " " +base.i);

C

Console.WriteLine(mybase.i + " " + i);

D

Console.WriteLine(i + " " +mybase.i);


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16. Which of the following statements is correct about the C#.NETprogram given below if a value "6" is input to it?

using System;namespace IndiabixConsoleApplication{

class MyProgram{

static void Main (string[] args){

int index;int val = 66;int[] a = new int[5];try{

Consote.Write("Enter a number: ");index = Convert.ToInt32(Console.ReadLine());a[index] = val;

}catch(Exception e){

Console.Write("Exception occurred ");}Console.Write("Remaining program ");

}}

}A It will output:Exceptionoccurred

B It willoutput:Remainingprogram

C It will output:Exception occurredRemaining program

D It willoutput:Remainingprogram


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Exceptionoccurred

17. In which stage the following code#includegets replaced by the contents of the file stdio.hA During editing B During

linkingC During execution D During

preprocessing

18. Which of the following is the correct order of evaluation for thebelow expression?

z = x + y * z / 4 % 2 - 1A * / % + - = B = * / % + - C / * % - + = D * % / - + =

19. Which of the following correctly shows the hierarchy of arithmeticoperations in C?

A / + * - B * - / + C + - / * D / * + -

20. Which of the following is the correct order if calling functions in thebelow code?a = f1(23, 14) * f2(12/4) + f3();A f1, f2, f3 B f3, f2, f1 C Order may vary

from compiler tocompiler

D None of above

21. Which of the following is the correct usage of conditional operatorsused in C?

A a>b ? c=30 :c=40;

B a>b ? c=30; C max = a>b ?a>c?a:c:b>c?b:c

D return(a>b)?(a:b)

22. Which of the following statements is correct about the C#.NET codesnippet given below?


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interface IPerson{

String FirstName{

get;set;

}String LastName{

get;set;}void Print();void Stock();int Fun();

}A Properties

cannot bedeclared insidean interface.

B This is a

perfectlyworkableinterface.

C The properties in

the interface musthave a body.

D Subroutine

in theinterfacemust have abody.

23. Which of the following range is a valid long double (Turbo C in 16 bitDOS OS) ?

A 3.4E-4932 to1.1E+4932

B 3.4E-4932to 3.4E+4932

C 1.1E-4932 to1.1E+4932

D 1.7E-4932to 1.7E+4932

24. Which of the following will be the correct output for the C#.NETprogram given below?

namespace IndiabixConsoleApplication


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{class Sample{

int i;Single j;public void SetData(int i, Single j){

this.i = i;this.j = j;

}

public void Display(){Console.WriteLine(i + " " + j);

}}class MyProgram{

static void Main(strin g[ ] args)

{ Sample s1 = new Sample();s1.SetData(36, 5.4f);s1.Display();

}}

}A 0 0.0 B 36 5.4 C 36 5.400000 D 36 5

25. Which of the following statements is correct about the C#.NET codesnippet given below?


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int i, j, id = 0; switch (id){

case i:Console.WriteLine("I am in Case i");break;

case j:Console.WriteLine("I am in Case j");break;

}

A The compilerwill report case iand case j aserrors sincevariables cannotbe used in cases.

B Compilerwill report anerror sincethere is nodefault case inthe switchcasestatement.

C The code snippetprints the result as"I am in Case i"".

D The codesnippet printsthe result as"I am in Case

j".

26. We want to round off x, a float, to an int value, The correct way todo is

A y = (int)(x +0.5)

B y = int(x +0.5)

C y = (int)x + 0.5 D y =(int)((int)x +0.5)

27. The binary equivalent of 5.375 is

A 101.101110111 B 101.011 C 101011 D None of above

28. Which of the following statement obtains the remainder on dividing5.5 by 1.3 ?


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A rem = (5.5 %1.3)

B rem =modf(5.5, 1.3)

C rem = fmod(5.5,1.3)

D Error: wecan't divide

29. What will you do to treat the constant 3.14 as a float?

A use float(3.14f) B use 3.14f C use f(3.14) D use(f)(3.14)

30. A float occupies 4 bytes. If the hexadecimal equivalent of these 4bytes are A, B, C and D, then when this float is stored in memory inwhich of the following order do these bytes gets stored?A ABCD B DCBA C 0xABCD D Depends

on big endianor littleendianarchitecture

31. Which of the following is the correct output for the C#.NET codesnippet given below?

enum color{

red,green,blue

}color c;c = color.red;

Console.WriteLine(c);A 1 B -1 C red D 0


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32. Which of the following will be the correct output for the C#.NETcode snippet given below?

enum color : int{

red = -3,green,blue

}Console.Write( (int) color.red + ", ");

Console.Write( (int) color.green + ", ");Console.Write( (int) color.blue );A -3, -2, -1 B -3, 0, 1 C 0, 1, 2 D red, green,

blue

33. Which standard library function will you use to find the lastoccurance of a character in a string in C?

A strnchar() B strchar() C strrchar() D strrchr()

34. What will the function randomize() do in Turbo C under DOS?

A returns arandom number.

B returns arandomnumbergenerator inthe specified

range.

C returns a randomnumber generatorwith a randomvalue based ontime.

D return arandomnumber witha given seedvalue.

35. Which of the following is correct about the C#.NET snippet givenbelow?

namespace IndiabixConsoleApplication


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{class Baseclass{

public void fun(){

Console.WriteLine("Hi" + " ");}public void fun(int i){

Console.Write("Hello" + " ");

}}class Derived: Baseclass{

public void fun(){

Console.Write("Bye" + " ");}

}class MyProgram{

static void Main(string[ ] args){

Derived d;d = new Derived();d.fun();

d.fun(77);}

}}


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A The programgives the outputas: Hi Hello Bye

B Theprogram givesthe output as:Bye Hello

C The programgives the output as:Hi Bye Hello

D Error in theprogram

36. What will be the size of the object created by the following C#.NETcode snippet?

namespace IndiabixConsoleApplication{

class Baseclass

{ private int i;protected int j;public int k;

}class Derived: Baseclass{

private int x;

protected int y;public int z;

}class MyProgram{

static void Main (string[ ] args){

Derived d = new Derived();

}}

}


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A 24 bytes B 12 bytes C 20 bytes D 10 bytes

Epicsystems Inc Sample Programming Placement Paper Level1

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