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MCQOPTIONS
This section includes 565 Mcqs, each offering curated multiple-choice questions to sharpen your Technical Programming knowledge and support exam preparation. Choose a topic below to get started.
| 251. |
An Identifier may contain.? |
| A. | Letters a-z, A-Z in Basic character set. |
| B. | Underscore _ symbol |
| C. | Numbers 0 to 9 |
| D. | All the above |
| Answer» E. | |
| 252. |
What is an Identifier in C Language.? |
| A. | Name of a Function or Variable |
| B. | Name of a Macros |
| C. | Name of Structure or Union |
| D. | All the above. |
| Answer» E. | |
| 253. |
Choose the correct answer.? |
| A. | Digraph <: represents [ |
| B. | Digraph <: represents ] |
| C. | Digraph <: represents ] |
| D. | Digraph <: represents { |
| Answer» B. Digraph <: represents ] | |
| 254. |
Single Line Comment // is also called.? |
| A. | C++ Style Comment |
| B. | Java Style Comment |
| C. | PHP Style Comment |
| D. | All the above |
| Answer» E. | |
| 255. |
Correct way of commenting a single line is.? |
| A. | /*printf("Hello C.."); |
| B. | //printf("Hello C.."); |
| C. | /*printf("Hello C.."); |
| D. | /printf("Hello C..");/ |
| Answer» C. /*printf("Hello C.."); | |
| 256. |
Choose correct answer.. |
| A. | #include is a Preprocessor Directive |
| B. | <stdio.h> is a header file with predefined functions like printf, scanf etc |
| C. | #include |
| D. | All the above |
| Answer» E. | |
| 257. |
A C program is a combination of.? |
| A. | Statements |
| B. | Functions |
| C. | Variables |
| D. | All of the above |
| Answer» E. | |
| 258. |
C language is used in the development of .? |
| A. | Databases |
| B. | Graphic applications |
| C. | Word Processors |
| D. | All of the above |
| Answer» E. | |
| 259. |
C language was invented in the year.? |
| A. | 1999 |
| B. | 1978 |
| C. | 1972 |
| D. | 1990 |
| Answer» D. 1990 | |
| 260. |
C language was invented to develop which Operating System.? |
| A. | Android |
| B. | Linux |
| C. | Ubuntu |
| D. | Unix |
| Answer» E. | |
| 261. |
BCPL Language is also called..? |
| A. | C Language |
| B. | B Language |
| C. | D Language |
| D. | None |
| Answer» E. | |
| 262. |
C language was invented in which laboratories.? |
| A. | Uniliver Labs |
| B. | IBM Labs |
| C. | AT&T Bell Labs |
| D. | Verizon Labs |
| Answer» D. Verizon Labs | |
| 263. |
What are the new features of C11 or ISO IEC 9899 2011 standard.? |
| A. | Type generic Macros, Static Assertions |
| B. | Multi Threading, Anonymous Unions, quick_exit |
| C. | Bounds Checking Interfaces, Anonymous Strurctures |
| D. | All |
| Answer» E. | |
| 264. |
What is the present C Language Standard.? |
| A. | C99 ISO/IEC 9899:1999 |
| B. | C11 ISO/IEC 9899:2011 |
| C. | C05 ISO/IEC 9899:2005 |
| D. | C10 ISO/IEC 9899:2010 |
| Answer» C. C05 ISO/IEC 9899:2005 | |
| 265. |
C is _______ type of programming language.? |
| A. | Object Oriented |
| B. | Procedural |
| C. | Bit level language |
| D. | Functional |
| Answer» C. Bit level language | |
| 266. |
Which program outputs "Hello World.." .? |
| A. | main() |
| B. | main() |
| C. | main() |
| D. | main() |
| Answer» C. main() | |
| 267. |
High level language is a .? |
| A. | Human readable like language. |
| B. | language with small program size. |
| C. | language with big program size. |
| D. | language which is difficult to understand and not human readable. |
| Answer» B. language with small program size. | |
| 268. |
Low level language is .? |
| A. | Human readable like language. |
| B. | language with big program size. |
| C. | language with small program size. |
| D. | Difficult to understand and readability is questionable. |
| Answer» E. | |
| 269. |
C is a which level language.? |
| A. | Low Level |
| B. | High Level |
| C. | Low + High |
| D. | None |
| Answer» C. Low + High | |
| 270. |
C Language is a successor to which language.? |
| A. | FORTRAN |
| B. | D Language |
| C. | BASIC |
| D. | B Language |
| Answer» E. | |
| 271. |
Who invented C Language.? |
| A. | Charles Babbage |
| B. | Grahambel |
| C. | Dennis Ritchie |
| D. | Steve Jobs |
| Answer» D. Steve Jobs | |
| 272. |
What will be output for the folowing code? |
| A. | 2 1 |
| B. | 0 0 |
| C. | 3 2 |
| D. | Compilation error |
| Answer» C. 3 2 | |
| 273. |
Which of the following function is used for sets the position to a desired point in the file |
| A. | putc() |
| B. | putw() |
| C. | fseek() |
| D. | getw() |
| Answer» D. getw() | |
| 274. |
Which of the following are not the keywords in C? |
| A. | printf |
| B. | main |
| C. | IF |
| D. | none of above |
| Answer» D. none of above | |
| 275. |
In what kind of structure for strings, one can easily insert, delete, concatenate and rearrange sustrings? |
| A. | Fixed length storage structure |
| B. | Variable length storage with fixed maximum |
| C. | Linked list storage |
| D. | Relocatable structure |
| Answer» D. Relocatable structure | |
| 276. |
A text is made up of the characters a, b, c, d, e each occurring with the probability 0.12, 0.4, 0.15,0.08 and .25 respectively. The optimal coding tech-nique will have the average length of |
| A. | 2.15 |
| B. | 3.78 |
| C. | 2.78 |
| D. | 1.78 |
| Answer» B. 3.78 | |
| 277. |
First version of C Programming language is ____ . |
| A. | K&R |
| B. | C89 |
| C. | ANSI |
| D. | R&K |
| Answer» B. C89 | |
| 278. |
Choose the correct comments In a bit-field |
| A. | a field can he un-named |
| B. | a field can be of width 0 |
| C. | if a field is un-named, its width must not be zero |
| D. | a field must have a name |
| Answer» C. if a field is un-named, its width must not be zero | |
| 279. |
The process of transforming one bit pattern into another by bit-wise operations is called |
| A. | masking |
| B. | pruning |
| C. | biting |
| D. | chopping |
| Answer» B. pruning | |
| 280. |
If space occupied by two strings s1 and s2 in 'C' are respectively m and n, then space occupied by string obtained by concatenating s1 and s2 is always |
| A. | Less than m+n |
| B. | Equal to m+n |
| C. | Greater than m+n |
| D. | Greater them m*n |
| Answer» B. Equal to m+n | |
| 281. |
An object oriented language is used because |
| A. | own data types can be created |
| B. | an object oriented program can be taught to correct its own erros |
| C. | it is easier to conceptualize an object |
| D. | both (a) and (c) |
| Answer» E. | |
| 282. |
Choose the best answer. Storage class defines |
| A. | the datatype |
| B. | the scope |
| C. | the scope and permanence |
| D. | the scope. permanence and datatype |
| Answer» D. the scope. permanence and datatype | |
| 283. |
a << 1 is equivalent to |
| A. | multiplying a by 2 |
| B. | dividing a by 2 |
| C. | adding 2 to a |
| D. | none of the above |
| Answer» B. dividing a by 2 | |
| 284. |
Which of the following function is used for sets the position to the beginning of the file |
| A. | putw() |
| B. | getw() |
| C. | setw() |
| D. | rewind() |
| Answer» E. | |
| 285. |
Where does the execution of every C program starts? |
| A. | Every C program starts in the main () function. |
| B. | Every C program starts in the begin ( ) function. |
| C. | Every C program starts in the initialize ( ) function. |
| D. | Every C program starts in the start ( ) function. |
| Answer» B. Every C program starts in the begin ( ) function. | |
| 286. |
Which of the following types of programs would require the program data to be sorted in order for the programs to work correctly ? |
| A. | Programs that display department names in alphabetical order |
| B. | Programs that display sales amounts in numerical order |
| C. | Programs that display subtotals in reports |
| D. | All of these |
| Answer» B. Programs that display sales amounts in numerical order | |
| 287. |
How many bits are absolutely necessary to store an ASCII character ? |
| A. | 7 |
| B. | 8 |
| C. | 16 |
| D. | 15 |
| Answer» B. 8 | |
| 288. |
How many bits are absolutely necessary to store an ASCII character? |
| A. | 7 |
| B. | 8 |
| C. | 16 |
| D. | 15 |
| Answer» B. 8 | |
| 289. |
Which of the following statement are correct? |
| A. | Only I is correct |
| B. | Only II is correct |
| C. | Both I & II are correct |
| D. | Both I & II are incorrect |
| Answer» E. | |
| 290. |
Which is true in case of ANSI C? |
| A. | Comments are represented in /* and */ |
| B. | Nested comments are not allowed |
| C. | Comments are not allowed within a string constant |
| D. | Nested comments are allowed |
| Answer» C. Comments are not allowed within a string constant | |
| 291. |
Choose the correct statements. |
| A. | 'x' is same as "x" |
| B. | length of the string "x" is two |
| C. | Unless otherwise specified, the first name in an enum has the value 1 |
| D. | None of the above |
| Answer» E. | |
| 292. |
A program that converts a high level language program to a set of instructions that can run on a computer is called a |
| A. | compiler |
| B. | debugger |
| C. | editor |
| D. | none of the above |
| Answer» B. debugger | |
| 293. |
A program which translates a high level language program into a machine language program is called |
| A. | Compiler |
| B. | Interpreter |
| C. | both a and b |
| D. | none of the above |
| Answer» D. none of the above | |
| 294. |
Which one is a collection of one or more variables, possibly of different types, grouped together under a single name for convenient handling |
| A. | Pointer |
| B. | Matrix |
| C. | Array |
| D. | Structure |
| Answer» E. | |
| 295. |
The mapping from assembly language instructions into machine language instructions is |
| A. | many-one |
| B. | many-many |
| C. | one-one |
| D. | one-many |
| Answer» D. one-many | |
| 296. |
If following program (myprog)is run from the command line as myprog friday tuesday sunday then what would be the output? |
| A. | m |
| B. | f |
| C. | myprog |
| D. | None of these |
| Answer» C. myprog | |
| 297. |
The following program fragment |
| A. | prints the string 8 8 8 |
| B. | prints the null string |
| C. | prints the string 888 |
| D. | none of above |
| Answer» D. none of above | |
| 298. |
Assuming a short is two bytes long, what will be printed by the below code? |
| A. | 6 |
| B. | 7 |
| C. | 24 |
| D. | It will not compile because not enough initializers are given |
| Answer» D. It will not compile because not enough initializers are given | |
| 299. |
Find the output of the following program. |
| A. | 0289 |
| B. | 1289 |
| C. | 0713 |
| D. | Syntax error |
| Answer» E. | |
| 300. |
What number would be shown on the screen after the following statements of C are executed? |
| A. | 5 |
| B. | 6 |
| C. | 7 |
| D. | 8 |
| Answer» C. 7 | |