gs gs108 Namespaces, Preprocessors and Networking - Fundamentals of Preprocessors - Quiz No.1
gs gs108 CSharp Quiz
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Question 2: What is meant by preprocessor directive in C#.NET?
a form of command which are interpreted by the compiler
a form of macros like in c and c++ not exactly same to them, separately designed for C#.NET
always begins with a ‘#’ character occupies separate line of source of code
all of the mentioned
Question 3: What is meant by preprocessor directive #define?
defines a character sequence
helps in determining existence and non existence of a symbol
can be used to create function like macros as in C/C++
all of the mentioned
Question 4: Select the defined preprocessor in C#.NET?
#define
#elif
#else
All of the mentioned
Question 5: What does preprocessor directive #if and #endif explains?
Enables compilation of sequence of code on condition basis
Express results into true or false on evaluation of condition
If expression following #if is true then code that is between #if and #endif is compiled otherwise skipped
All of the mentioned
Question 7: What will be the output of the following C# code snippet?
#define DEBUG #define MYTEST using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplication13 { class Program { static void Main(string[] args) { #if (DEBUG && !MYTEST) Console.WriteLine("DEBUG is defined"); #elif (!DEBUG && MYTEST) Console.WriteLine("MYTEST is defined"); #elif (DEBUG && MYTEST) Console.WriteLine("DEBUG and MYTEST are defined"); #else Console.WriteLine("DEBUG and MYTEST are not defined"); #endif Console.ReadLine(); } } } DEBUG is defined MYTEST is definedMYTEST is defined DEBUG and MYTEST are definedDEBUG and MYTEST are not defined MYTEST is defined
DEBUG and MYTEST are defined
Question 8: What will be the output of the following C# code snippet?
#define DEBUG #undef DEBUG using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplication13 { class Program { static void Main(string[] args) { #if (DEBUG) Console.WriteLine("DEBUG is defined"); #elif (!DEBUG && MYTEST) Console.WriteLine("MYTEST is defined"); #elif (DEBUG && MYTEST) Console.WriteLine("DEBUG and MYTEST are defined"); #else Console.WriteLine("DEBUG and MYTEST are not defined"); #endif Console.ReadLine(); } } } DEBUG is defined DEBUG and MYTEST are not defined
DEBUG and MYTEST are not defined
MYTEST is defined DEBUG and MYTEST are not defined
DEBUG is defined
Question 9: Which preprocessor directive among the following forces the compiler to stop the compilation?
#warning
#endregion
#undef
#error
Question 10: Which among the following is not a preprocessor directive?
#ifdef
#pragma
#Or
#undef
