Bit fields in c mcq

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 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 …

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WebA bit field is a data structure that consists of one or more adjacent bits which have been allocated for specific purposes, so that any single bit or group of bits within the structure … 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 … small modern couch vinyl smoke https://odxradiologia.com

Structure & Union in C - GeeksQuiz - GeeksforGeeks

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. 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 modern design of vacation home

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Bit fields in c mcq

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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 … WebAnswer: 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;

Bit fields in c mcq

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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 … 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 …

WebAnswer: 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. Weba) First member in the union b) Last member in the union c) Biggest member in the union d) Sum of the sizes of all members View Answer Answer: c Explanation: None. 2. Which member of the union will be active after REF LINE in the following C code? Subscribe Now: C Newsletter Important Subjects Newsletters advertisement #include

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 … 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 …

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, …

WebSep 15, 2024 · Bit fields can be defined as variables with predefined width, and it can hold more than one bit. Example: For storing values from 0 to 7 variable is needed and we … small modern chalet interiorWebJul 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 … small modern farmhouse home plansWebThis is the c programming questions and answers section on " Structures, Unions, Bit-fields " with explanation for various interview, competitive examination and entrance test. … sono bathroom storage canisterWebCheck 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. sonobathWebThis 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 small modern farmhouse bloxburgWeb1. 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. sono at reserve vadnais heights mnWebThis is the c programming questions and answers section on " Structures, Unions, Bit-fields " with explanation for various interview, competitive examination and entrance test. … sono arc soundbar