Bit fields in c mcq

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August undefined, 2024

WebThe variables defined with a predefined width are called bit fields. A bit field can hold more than a single bit; for example, if you need a variable to store a value from 0 to 7, then … WebBit fields can only be declared as part of a structure. a) false b) true c) Nothing d) Varies View Answer Answer: b Explanation: None. 10. What is the order for the following C declarations? short a : 17; int long y : 33; a) Legal, legal b) Legal, illegal c) Illegal, illegal …

C Variable Names Questions and Answers - Sanfoundry

WebThis is the c programming questions and answers section on " Structures, Unions, Bit-fields " with explanation for various interview, competitive examination and entrance test. … WebIf we have a 32-bit processor, then the processor reads 4 bytes at a time, which means that 1 word is equal to 4 bytes. 1 word = 4 bytes If we have a 64-bit processor, then the processor reads 8 bytes at a time, which means that … small copy and paste fonts

Bitfield manipulation in C - Stack Overflow

WebIn C language structure and union support a very important feature that is the bit field. The bit field allows the packing of data in a structure or union and prevents the wastage … WebThis set of C Multiple Choice Questions & Answers (MCQs) focuses on “Variable Names – 2”. Pre-requisite for this C MCQ set: Advanced C Programming Video Tutorial. 1. Which is valid C expression? a) int my_num = 100,000; b) int my_num = 100000; c) int my num = 1000; d) int $my_num = 10000; View Answer Answer: b WebJun 24, 2009 · Actually, I've gone one step further here, and implemented a class called Flags that provides member functions for manipulation of bit flags. My base class uses … small copper christmas tree

memory - When to use bit-fields in C - Stack Overflow

WebC Preprocessor Pointers Arrays Strings Structures, Unions, Enums Input / Output Command Line Arguments Bitwise Operators Typedef Const Memory Allocation Variable Number of Arguments Complicated Declarations Library Functions Take an Online C Programming Test Now! Quick links Webc = a + b; printf("%d", c); } a) 15 b) 16 c) 15.6 d) 10 View Answer Answer: a Explanation: None. 7. What will be the output of the following C code? #include int main () { int a = 10, b = 5, c = 5; int d; d = a == ( b + c); printf("%d", d); } a) Syntax error b) 1 c) 10 d) 5 View Answer Answer: b Explanation: None. small copy and paste iconsWebAnswer: c Explanation: None. 7. What will be the output of the following C code? #include int main () { unsigned int i = 23; signed char c = -23; if ( i > c) printf("Yes\n"); else if ( i < c) printf("No\n"); } a) Yes b) No c) Depends on the compiler d) Depends on the operating system View Answer Answer: b Explanation: None. 8. small copy and paste emojis

"WebC Programming MCQ Questions 1. Determine the output of the C code mentioned below: #include int main () { float q = ‘a’; printf (“%f”, q); return 0; } a. run time error b. a c. 97.000000 d. a.0000000 Answer: (c) 97.000000 2. Which of these is NOT a relational or logical operator? a. = b. c. == d. != Answer: (a) = 3. " - Bit fields in c mcq

Bit fields in c mcq

Bit Fields in C Questions and Answers - Sanfoundry

WebBit Fields in C In C language, we have union and struct data types where we can declare user-defined data types. The size of the struct depends on data members. But … WebJul 30, 2024 · A bit field can hold more than a single bit; for example, if you need a variable to store a value from 0 to 7, then you can define a bit field with a width of 3 bits as …

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WebOct 14, 2024 · Computer programming tasks that require bit manipulation include low-level device control, error detection and correction algorithms, data compression, encryption … WebC Preprocessor Pointers Arrays Strings Structures, Unions, Enums Input / Output Command Line Arguments Bitwise Operators Typedef Const Memory Allocation Variable Number of …

WebExample 1: Program to demonstrate the use of the Left Shift operator in C #include int main () { // declare local variable int num; printf (" Enter a positive number: "); scanf (" %d", &num); // use left shift operator to shift the bits num = (num << 2); // It shifts two bits at the left side WebMar 7, 2024 · A structure of 2 fields, each field being a pointer to an array of 10 elements. C. A structure of 3 fields: an integer, a float, and an array of 10 elements. D. An array, …

WebThis set of C Multiple Choice Questions & Answers (MCQs) focuses on “Bitwise Operators – 1”. Pre-requisite for this C MCQ set: Advanced C Programming Video Tutorial. 1. What will be the output of the following C … WebApr 3, 2024 · The syntax of the union in C can be divided into three steps which are as follows: C Union Declaration In this part, we only declare the template of the union, i.e., we only declare the members’ names and data types along with the name of the union. No memory is allocated to the union in the declaration.

Web1. Union, 2. Structure, 3. Arrays and 4. Pointers A. 3 and 4 B. 1 and 2 C. 1 and 3 D. 1, 3 and 4 View Answer Workspace Report Discuss 13. Which of the following data types are accepted while declaring bit-fields? A. char B. float C. double D. None of the mentioned View Answer Workspace Report Discuss 14.

WebFeb 19, 2024 · (a) Arrays of bit fields (b) Pointers to bit fields (c) Functions returning bit fields (d) None of the mentioned c structures unions-and-bit-fields-in-c bit-fields 1 … somewhere in time vinylWebAnswer: c Explanation: The #define substitutes a with 10 without leaving any identifier, which results in Compilation error. Output: $ cc pgm3.c pgm3.c: In function ‘main’: pgm3.c:5: error: expected identifier or ‘ (’ before numeric constant 5. What will be the output of the following C code? #include int main () { int var = 010; somewhere in time tubiWebBit Fields in C Language. In programming terminology, a bit field is a data structure that allows the programmer to allocate memory to structures and unions in bits in order to … small copper wire granulatorWeb1. Which of the following are themselves a collection of different data types? a) string b) structures c) char d) all of the mentioned View Answer Answer: b Explanation: None. 2. User-defined data type can be derived by___________ a) struct b) enum c) typedef d) all of the mentioned View Answer Answer: d Explanation: None. somewhere in time tybee island somewhere in time violinWebC Programming Questions and Answers – Bitwise Operators – 2 C Programming Questions and Answers – Precedence and Order of Evaluation – 1 Compilers Questions and Answers – Implementation of Increment and Decrement – 2 C Programming Questions and Answers – Arithmetic Operators – 1 small copper wire basketWebCheck this: Computer Science Books Computer Science MCQs b) a=4 and b=1 c) error d) square val = 36 View Answer Answer: a Explanation: The code shown above is an example of inline function. Both functions 1 and 2 are inline functions. Hence the output will be as shown in option a=1 and b=4 square val = 36 . 3. somewhere in time wallpaper