Consider the following function:
Static double Function1(double x, int n)
{
double result=0;
for(int i = 1; i <= n; i++)
result *= x;
return result;
}
What will be the output of the function if it is called using the parameters: 3, -2
• 0
• 1
• 0.111111
• run-time error occurs
High-Level language is named as High-Level because
• It’s highly dependent on the machine.
• It’s independent on the machine.
• It has a high performance.
What will be the output of the following code snippet:
int const c = 2;
switch (c)
{
case c:
Console.WriteLine("A");
break;
case c * 1:
Console.WriteLine("B");
break;
case c - 2:
Console.WriteLine("C");
break;
default:
Console.WriteLine("D");
}
• A
• B
• D
• Compilation Error
What will be the output of the following C# code?
static void Main(string[] args)
{
int a, b, c, x;
a = 90;
b = 15;
c = 3;
x = ++a - b / 3 + c * 2 - 1;
Console.WriteLine(x);
Console.ReadLine();
}
• 92
• 89
• 90
• 91
Considering programming and programs, a library is
• Used by the the program user.
• Used by the program developer.
• A special type of applications.
• All the given.
If a function returns no value, the return type must be declared as void
• true
• false
Consider the following code:
using System;
namespace MyConsole
{
class Program
{
static void Main(string[] args)
{
int number=1;
while (number != 0)
{
Console.WriteLine("Enter a number to canculate its square (0 to quit): ");
number = int.Parse(Console.ReadLine());
Console.WriteLine("The square of " + number + " is " + number * number);
}
}
}
}
How many time the loop body is executed?
• 0
• 1
• Infinite
• As the user needs
What is the duration of a variable defined indside a method?
• Program execution duration.
• Method execution duration.
• class execution duration.
• None of the given.
Which of the following statements is correct about functions in C#?
• C# allows a function to have arguments with default values.
• It is possible to define a local variable in the function body that has the same name
as a parameter.
• A function can be defined without specifying a return type.
• A function can be defined with many return types.
Which of the following is not a comparison operator in C# language?
• >
• <=
• =
• ==
The Contents of a memory location is changed When The Program….
• Read from it
• Write into it
• All the given
A Computer program can be designed and implemented to:
• Manage a small pharmacy
• Manage a Learning organization
• Control a textile machine
• Any of the given
What will be the output of the following C# code?
static void Main(string[] args)
{
string s1 = "Delhi";
string s2;
s2 = s1.Insert (6, "Jaipur");
Console.WriteLine(s2);
}
• DelhJaipuri
• Delhi Jaipur
• Delhi
• DelhiJaipur
What is the output of the following C# TLS ?
int b = 12;
float a = 16.4f , c = a * (b + a) / (a - b);
Console.WriteLine("result is :" +c);
• 106
• 104.789
• 105.8546
• 103.45
What is the output of the following C# code?
int a,b ;
for (a=2 ; a>=0 ; a- )
{
for (b=0 ; b<= 2 ; b++ )
{
if (a==b)
{
Console.WriteLine("1");
}
else
{
Console.WriteLine("0");
}
}
Console.WriteLine("\n");
}
• 100
010
001
• 010
100
001
• 001
010
100
• 100
001
010
What will be the output of the following C# code?
static void Main(string[] args)
{
int a,b;
int c=10;
int d=12;
int e=5;
int f=6;
a = c*(d+e)/f+d;
Console.WriteLine(a);
b = c*(d+e/f+d);
Console.WriteLine(b);
if (a<b)
{
Console.WriteLine("Parentheses Changes Values");
}
else if (a>b)
{
Console.WriteLine("they have same value");
}
}
• They have same value
• Parentheses Changes Values
• Since both have equal values , no conclusion
• None of the mentioned
Consider the following method:
public static void Divide(double first , double second)
{
Console.WriteLine("The division of {0} by {1} is {2}", first , second , first/ second);
}
What will be the output when called the method from another method defined in the
same static class as : Divide(5,2);
• This will give Compiler error due to incompatible parameter types
• The output is: The division of 5 by 2 is 2 is 2
• The output is: The division of 5 by 2 is 2 is 2.5
• The output is: The division of 5,2,2.5
High-Level language is named as High-Level because
• It's highly dependent on the machine
• It's independent on the machine
• It has a high performance
Consider the following:
static void Main(string[] args)
{
int a=5;
int s=0 , c=0 ;
Mul(a , ref s , ref c );
Console.WriteLine(s + "t " + c);
}
static void Mul (int x , ref int ss , ref int cc )
{
ss = x*x ;
cc = x*x*x ;
}
What is the output of the main function
• 125t 25
• 25t 125
• Compile time error
• 0t 0
Consider the following method:
public static void Divide(double first , double second)
{
Console.WriteLine("The division of {0} by {1} is {2}", first , second , first/ second);
}
What will be the output when calling the method from another method defined in the
same static class as : Divide(5,0);
• This will give Compiler error due to incompatible parameter types
• runtime error
• The output is: The division of 5 by 2 is 2 is 2
• The output is: The division of 5,0,infinity
What will be the output of the following C# code?
int I , j=1 , k ;
for (i=0 ; i<3 ; i++)
{
k = j++ - ++j ;
Console.WriteLine(k + " ");
}
• -4 -3 -2
• -6 -4 -1
• -2 -2 -2
• -4 -4 -4
A computer program can be designed and implemented to:
• Manage a small grocery
• Manage a bank
• Serve a web site such as YouTube
• Any of the given
The syntax error is:
• detected by the compiler
• prevents the compiler to generate the machine code
• violating the language grammar and rules
• all the given
C sharp function can have ….. parameter(s)
• Many
• One
• Zero , One , or many
• Zero or one
What will be the output of the following C# code?
static void Main(string[] args)
{
const int a = 5 ;
const int b = 6 ;
for(int i =1 ; i<=5 ; i++)
{
a = a*i ;
b=b*i;
}
Console.WriteLine(a);
Console.WriteLine(b);
Console.ReadLine();
}
• 600 , 720
• Compile time error
• 25 , 30
• 5,6
Correct order of priorities are:
• '/' > '%' > '*' > '+'
• '/' > '*' > '%' > '+'
• '*' > '/' > '%' > '+'
• '%' > '*'> '/' > '+'
Computers execute programs Written in…
• Assembly language
• High-level language
• Machine language
• All the given
The correct way of incrementing the operators are :
• ++ a ++
• b ++ 1
• c += 1
• d =+1
in C# program, the function main is …..
• The only method executed
• The first method executed
• The last method executed
Consider the following:
static void Main(string[] args)
{
int a=5;
int s=0 , c=0 ;
Mul(a , ref s , ref c );
}
static void Mul (int x , ref int ss , ref int cc )
{
ss = x*x ;
cc = x*x*x ;
}
• By value
• By reference
• By value and by reference
• None of the above
A function can return more than one value ?
• true
• false
Consider the following function:
static double function1(double x , int n)
{
double result=0;
for(int i=1 ; i<=n ; i++)
result *= x;
return result;
}
What will be the output of the function if it is called using the parameters : 3,0
• Compiler error occurs
• 1
• 0
• run-time error occurs
What is the function of last statement in the main function : Console.ReadLine(); ?
• Data input
• Adding delay
• Waiting until the user can view the program reults
What will be the output of the following C# code?
static void Main(string[] args)
{
char c = 'g';
string s = c.ToString();
string s1 = "I am a human being" + c;
Console.WriteLine(s1);
Console.ReadLine();
}
• I am a human bein c
• I am a human beingg
• I am a human being c
• I am a human bein
Computer memory is used to…
• Store data needed for the programs
• Store the program
• Store data and programs
What will be the output of the following C# code?
static void Main(string[] args)
{
int m=10 , n=5 , p=20;
bool b1 = m*p/n <= p*n/m;
int I = p – 2 * m;
bool b2 = I == 0 ;
int z = Convert.Tolnt32(b2);
int k = Convert.Tolnt32(b1);
Console.WriteLine(k);
Console.WriteLine(z);
}
• 01
• 00
• 10
• 11
What is the output of the following C# TLS ?
int a=90 , b=15 , c=3 , x=a-b/3+c*2-1 ;
Console.WriteLine(x);
• 92
• 89
• 90
• 88
Consider the following Main function in C# program:
static void Main(string[] args)
{
int countersRange =10 ;
for( int i=0 ; j= countersRange ; i<= countersRange && j>=0 ; i++ ; j-- )
{
Console.WriteLine(“{0,-20:d}{1,-20:d}” ,i ,j);
}
}
if the “-“ before each 20 is removed, what is printed in the first line?
• 0 followed by 19 spaces then 10
• 0 followed by 20 spaces then 10
• 19 spaces then 0 then 18 spaces then 10
• {0,20:d}{1,20:d} 0 10
What will be the output of the following C# code?
static void Main(string[] args)
int a, b, c, x;
a= 80;
b = 15;
c = 2;
x = a –(b/3) + (a%c);
Console.WriteLine(x);
Console.ReadLine();
• 78
• -84
• 80
• 75
Computer execute programs Writen in…
• Assembly language
• High-level language
• Machine language
• All the given
A debugger is used in:
• Detecting syntax errors
• Detecting logical error
• The two above items
• None of the above items
What will be the output of the following C# code?
int i = 1 , j=1 ;
While (++I <= 10)
{
j++;
}
Console.WriteLine(i+" " +j);
• 12 11
• 10 11
• 11 12
• 11 10
for a source file that contains 100 lines of code of which the line numbered 50 contains
a syntax error, the compiler:
• compiles the first 49 line and scops
• compiles the all lines sxcept the line numbered 50
• Does not compile the source file.,it only announces the errors
• Hangs up and stop working
What will be the output of the following C# code?
static void Main(string[] args)
{
const int a = 5 ;
const int b = 6 ;
for (int i =1 ; i<=5 ; i++)
{
a= a*i ;
b= b*i ;
}
Console.WriteLine(a);
Console.WriteLine(b);
Console.ReadLine();
}
• 600, 720
• Compile time error
• 25, 30
• 5, 6
Given:
int x=2 ;
x*=2;
int y = x++ +2 ;
The value of y is:
• 4
• 6
• 8
• 9
Java programming language is:
• a high-level language
• used to write cross-platform applications
• used to write applications that target a virtual machine
• all the given
The logical programming error is:
• Detected by the compiler
• Prevents the compiler to generate the machine code
• Violating for the language grammar and rules
• None of the given
A high-level programming language is described as high-level because:
• It is used only for complex programs
• It is difficult to read or write in it for humans
• It is near to machine language
• It is near to the human language
