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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.
| 301. |
What is the action of strcat() function |
| A. | compare two strings |
| B. | concatenates two strings |
| C. | finds the length of a string |
| D. | copies one string over another |
| Answer» C. finds the length of a string | |
| 302. |
What is the scope of extern class specifier? |
| A. | Within block |
| B. | Within Program |
| C. | Global Multiple files |
| D. | None of the above |
| Answer» D. None of the above | |
| 303. |
What is the inital value of extern storage class specifier? |
| A. | 0 |
| B. | Null |
| C. | Garbage |
| D. | Infinite |
| Answer» B. Null | |
| 304. |
What is the inital value of register storage class specifier? |
| A. | 0 |
| B. | Null |
| C. | Garbage |
| D. | Infinite |
| Answer» D. Infinite | |
| 305. |
What is the action of strcmp() function |
| A. | compare two strings |
| B. | copies one string over another |
| C. | finds the length of a string |
| D. | cut one string over another |
| Answer» B. copies one string over another | |
| 306. |
Guess the output of the following program ? |
| A. | 100,300,300 |
| B. | 100,200,400 |
| C. | 100,200,300 |
| D. | 100,300,400 |
| Answer» C. 100,200,300 | |
| 307. |
Find output of the following program ? |
| A. | Greater |
| B. | 100 |
| C. | Smaller |
| D. | Compile Error |
| Answer» B. 100 | |
| 308. |
How many times below for loop will be executed ? |
| A. | 0 times |
| B. | Infinite times |
| C. | 1 times |
| D. | 10 times |
| Answer» C. 1 times | |
| 309. |
Point out error in the following code - |
| A. | Error: R-Value Required |
| B. | Error: Expression syntax |
| C. | Error: L-Value Required |
| D. | Error: Statement missing Semicolon |
| Answer» D. Error: Statement missing Semicolon | |
| 310. |
How many times loop will get executed ? |
| A. | 1 Time |
| B. | 255 Times |
| C. | Infinite Times |
| D. | 256 Times |
| Answer» E. | |
| 311. |
Predict the output of the program ? |
| A. | ABC |
| B. | ABCFalse |
| C. | True |
| D. | ABCTrue |
| Answer» E. | |
| 312. |
What will be printed if we execute following program ? |
| A. | False |
| B. | True |
| C. | True False |
| D. | None of these |
| Answer» B. True | |
| 313. |
Guess the output of the program ? |
| A. | 1,1,2 |
| B. | 2,2,2 |
| C. | 0, 2, 2 |
| D. | 0,1,2 |
| Answer» D. 0,1,2 | |
| 314. |
Guess the output of the following program : |
| A. | x and y are equal |
| B. | Compile Error |
| C. | Run Time Error |
| D. | x and y are not equal |
| Answer» B. Compile Error | |
| 315. |
Following Operating System was Created by Dennis Ritchie |
| A. | Ubuntu |
| B. | Linux |
| C. | UNIX |
| D. | Android |
| Answer» D. Android | |
| 316. |
Determine Output: |
| A. | 1 1 1 |
| B. | 0 0 0 |
| C. | garbage values |
| D. | Error |
| Answer» D. Error | |
| 317. |
Dennis Ritchie Born in ________ city ? |
| A. | Santa Ana |
| B. | Bronxville , New York |
| C. | Dallas |
| D. | Washington |
| Answer» C. Dallas | |
| 318. |
The errors that can be pointed out by the compiler are? |
| A. | syntax errors |
| B. | semantic error |
| C. | logical error |
| D. | none of the above |
| Answer» B. semantic error | |
| 319. |
Identify the wrong Statement? |
| A. | #define /* symbolic constant */ Max 100 |
| B. | int /*declaration*/ a,b; |
| C. | char c1,c2; |
| D. | #define MAX 25; |
| Answer» E. | |
| 320. |
Which of the following is not a data type in c |
| A. | Primary data type |
| B. | Secondary data type |
| C. | Derived data type |
| D. | User defined data type |
| Answer» C. Derived data type | |
| 321. |
C can be used on? |
| A. | Only MS-Dos operating System |
| B. | Only Linux operating system |
| C. | Only Windows operating system |
| D. | All of the above |
| Answer» E. | |
| 322. |
Dennis Ritchie Completed his graduation from _________ University ? |
| A. | MIT University |
| B. | Stanford University |
| C. | Harvard University |
| D. | Cembridge University |
| Answer» D. Cembridge University | |
| 323. |
Identify the wrong statement ? |
| A. | # define is a preprocessor facility. |
| B. | # define aids in modifying a constant value throughout the program. |
| C. | # define uses a statement terminator. |
| D. | # define improves the readability of the program. |
| Answer» D. # define improves the readability of the program. | |
| 324. |
Which of these is not an example for IDE in C? |
| A. | Turbo |
| B. | Pycharm |
| C. | Code::Blocks |
| D. | Borland |
| Answer» C. Code::Blocks | |
| 325. |
Bit-fields will he accommodated in a word |
| A. | from left to right |
| B. | from right to left |
| C. | in a way that depends on the implementation |
| D. | none of the above |
| Answer» D. none of the above | |
| 326. |
If the word size is 16 bit, then ~0xc5 will be |
| A. | 0x3a |
| B. | 0xff3a |
| C. | 0x5c |
| D. | none of the above |
| Answer» C. 0x5c | |
| 327. |
Which year C language is developed? |
| A. | 1970 |
| B. | 1971 |
| C. | 1972 |
| D. | 1973 |
| Answer» D. 1973 | |
| 328. |
Identify the separator(s) in C? |
| A. | white space character |
| B. | Comments |
| C. | Semicolon |
| D. | both a and b |
| Answer» E. | |
| 329. |
If ASCII value of 'x' is 120, then what is the value of the H, ifH = ('x' – 'w' ) / 3; |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 0 |
| Answer» E. | |
| 330. |
The number of possible values of m, such that m & 0x3f equals 0x23 is |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» E. | |
| 331. |
Which is not a character of C? |
| A. | $ |
| B. | ^ |
| C. | - |
| D. | | |
| Answer» B. ^ | |
| 332. |
Which of the following comments are true ? |
| A. | C provides no input-output and file access features |
| B. | C provides no features to manipulate composite objects |
| C. | C borrowed most of its ideas from BCPL |
| D. | All of the above |
| Answer» E. | |
| 333. |
Dennis Ritchie Was Creator of Famous Programming Language |
| A. | BCPL |
| B. | C++ Programming |
| C. | C Programming |
| D. | BASIC |
| Answer» D. BASIC | |
| 334. |
C Language was developed at ? |
| A. | AT & T Bell Laboratory |
| B. | MIT University |
| C. | Harvard University |
| D. | Stanford Lab |
| Answer» B. MIT University | |
| 335. |
If a=14, b=4 then a/b = |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» C. 4 | |
| 336. |
Bit field |
| A. | is a field having many sub-fields |
| B. | is a structure declaring the sizes of the members in terms of bits |
| C. | is a member of a structure whose size is specified in terms of bits |
| D. | none of the above |
| Answer» D. none of the above | |
| 337. |
In a certain machine, the sum of an integer and its 1's complement is 226 - 1. Then sizeof intl. in bits, will be |
| A. | 16 |
| B. | 32 |
| C. | unpredictable |
| D. | none of above |
| Answer» E. | |
| 338. |
Point out the error in the program (in Turbo-C). |
| A. | Error: unknown max in declaration/Constant expression required |
| B. | Error: invalid array string |
| C. | None of above |
| D. | No error. It prints A A |
| Answer» B. Error: invalid array string | |
| 339. |
Point out the error in the program. |
| A. | Error: RValue required |
| B. | Error: Lvalue required |
| C. | Error: fun() returns a pointer const character which cannot be modified |
| D. | No error |
| Answer» D. No error | |
| 340. |
The _________ is a computer program that translates the source code into corresponding object code |
| A. | Compiler |
| B. | Assembler |
| C. | COBOL |
| D. | Interpreter |
| Answer» B. Assembler | |
| 341. |
"C" is a |
| A. | High Level Language |
| B. | Low Level Language |
| C. | High Level Language with some low level features |
| D. | Low level language with some high level features |
| Answer» D. Low level language with some high level features | |
| 342. |
Which of the following comments about the “++” operator are correct? |
| A. | It is a unary operator |
| B. | It cannot be applied to an expression. |
| C. | It associates from the right. |
| D. | All of the above |
| Answer» E. | |
| 343. |
Pick the operator that associate from the right |
| A. | ?: |
| B. | += |
| C. | |
| D. | All of the above |
| Answer» E. | |
| 344. |
What is Full Name of Dennis Ritchie ? |
| A. | Dennis George Ritchie |
| B. | Dennis Stephen Ritchie |
| C. | Dennis Bill Ritchie |
| D. | Dennis MacAlistair Ritchie |
| Answer» E. | |
| 345. |
Length of the string “Correct” is |
| A. | 7 |
| B. | 8 |
| C. | 6 |
| D. | implementation dependent |
| Answer» B. 8 | |
| 346. |
The “const” feature can be applied to |
| A. | an identifier |
| B. | an array |
| C. | an array argument |
| D. | All of the above |
| Answer» E. | |
| 347. |
A translator which reads an entire program written in high level and converts it into machine language code is? |
| A. | Assembler |
| B. | Translator |
| C. | Compiler |
| D. | System software |
| Answer» D. System software | |
| 348. |
"My salary was increased by 15%" Select the statement, which will EXACTLY reproduce the line of text above. |
| A. | printf("My salary was increased by 15/%!"); |
| B. | printf("My salary was increased by 15%!"); |
| C. | printf("My salary was increased by 15'%'!"); |
| D. | printf("My salary was increased by 15%%!"); |
| Answer» E. | |
| 349. |
Which function converts a string of digits into its numeric equivalent |
| A. | atan() |
| B. | atoi() |
| C. | calloc() |
| D. | strcat() |
| Answer» C. calloc() | |
| 350. |
In the statement template , |
| A. | T is a class |
| B. | T is a scalar variable |
| C. | Either (a) or (b) |
| D. | none of these |
| Answer» B. T is a scalar variable | |