Programming Languages MCQs – Set 48

By Atul Sahu • Computer Science, Programming Languages

Programming Languages MCQs – Set 48

UGC NET Paper 2 Computer Science DEC 2014 – Programming Languages

941. char *(*(*a[N])())(); declares ___.

Programming Languages • C declarations • UGC NET Paper 2 Computer Science DEC 2014

A. ptr to func returning array of N ptrs to func returning char * B. func returning array of N ptrs to func returning char * C. array of N ptrs to func returning char * D. array of N ptrs to func returning ptr to func returning char *

942. Output of printf("%d",1+x++); when x=128?

Programming Languages • C precedence • UGC NET Paper 2 Computer Science DEC 2014

A. 128 B. 129 C. 130 D. 131

943. When an array is passed to a function, which is correct?

Programming Languages • Function calls • UGC NET Paper 2 Computer Science DEC 2014

A. Function can change original array B. In C, pass-by-value prevents change C. Compilation error D. Run-time error

944. Which is not a class member in C++?

Programming Languages • OOP in C++ • UGC NET Paper 2 Computer Science DEC 2014

A. Static function B. Friend function C. Const function D. Virtual function

945. What differentiates overloaded vs overridden functions?

Programming Languages • OOP in C++ • UGC NET Paper 2 Computer Science DEC 2014

A. Overloading runtime, overriding compile-time B. Overloading compile-time, overriding runtime C. Redefining in friend = overloading; in derived = overriding D. Redefining in derived = overloading; in friend = overriding

946. How many PUSH and POP ops to evaluate (AB)+(CD/E) in RPN?

Programming Languages • Stacks • UGC NET Paper 2 Computer Science DEC 2014

A. 4 PUSH & 3 POP B. 5 PUSH & 4 POP C. 6 PUSH & 2 POP D. 5 PUSH & 3 POP

947. Match storage classes: a=auto,b=register,c=static,d=external codes below.

Programming Languages • C Language • UGC NET Paper 2 Computer Science DEC 2014

A. iii iv i ii B. iii iv ii i C. iv iii ii i D. iv iii i ii

948. When passing an array to a function, what gets passed?

Programming Languages • C Language • UGC NET Paper 2 Computer Science DEC 2014

A. address of the array B. values of elements C. base address of the array D. number of elements

949. `while(87) printf("computer");` prints “computer” ___.

Programming Languages • C Language • UGC NET Paper 2 Computer Science DEC 2014

A. 87 times B. 0 times C. 1 time D. infinitely

950. Correct return value on successful program completion is ___.

Programming Languages • C Language • UGC NET Paper 2 Computer Science DEC 2014

A. 0 B. 1 C. –1 D. program does not return

951. Match I/O classes: fopen() → file pointer; fclose() →?; ferror() →?; feof() →?

Programming Languages • C: stdio Library • UGC NET Paper 2 Computer Science DEC 2014

A. iv iii ii i B. iii i iv ii C. ii iii iv i D. iv iii i ii

952. A friend function can be used to ___.

Programming Languages • C++ OOP • UGC NET Paper 2 Computer Science DEC 2014

A. avoid arguments between classes B. allow access with unavailable source C. allow one class to access unrelated class D. none

953. C++ control string chars:

Programming Languages • C++: Character Classification • UGC NET Paper 2 Computer Science DEC 2014

A. Escape seq, Format specifiers, Whitespace B. Special, White-space, Non-white-space C. Format specifiers, White-space, Non-white-space D. Special, White-space, Format specifiers

954. Match jump statements: a.return b.goto c.break d.continue → i. conditional test & increment ii. value associated iii. requires label iv. exit innermost loop.

Programming Languages • Control Flow Statements • UGC NET Paper 2 Computer Science DEC 2014

A. ii iii iv i B. iii iv i ii C. iv iii ii i D. iv iii i ii

955. Match Java Servlet interfaces: ServletConfig→?; ServletContext→?; ServletRequest→?; ServletResponse→? (i–iv unspecified)

Programming Languages • Java Servlets • UGC NET Paper 2 Computer Science DEC 2014

A. ii i iv iii B. iii ii iv i C. iii iv ii i D. iv i ii iii

956. ORB is a program that runs on ___.

Programming Languages • Middleware • UGC NET Paper 2 Computer Science DEC 2014

A. client & server B. client only C. server only D. neither

957. OOP means organizing software as ___.

Programming Languages • OOP Concepts • UGC NET Paper 2 Computer Science DEC 2014

A. Continuous objects with data & behavior B. Discrete objects… C. Discrete objects with data + behavior D. Objects with discrete data + behavior

958. Which pure OO language has runtime-modifiable metadata?

Programming Languages • OOP Languages • UGC NET Paper 2 Computer Science DEC 2014

A. Smalltalk B. C++ C. Java D. Eiffel

959. Match shell script variables: $?→iv, $#→iii, $0→i, $*→ii. Which code sequence is correct?

Programming Languages • Shell Scripting • UGC NET Paper 2 Computer Science DEC 2014

A. iii ii i iv B. ii iii i iv C. iv iii i ii D. i iii i iv

960. Which command outputs “onetwothree”?

Programming Languages • Shell Scripting • UGC NET Paper 2 Computer Science DEC 2014

A. for val; do echo -n \$val; done < one two three B. for one two three; do echo -n -; done C. for n in one two three; do echo -n \$n; done D. for n in one two three {echo -n \$n}

Disclaimer for MCQ Quiz
This quiz is for educational purposes only…

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Programming Languages MCQs – Set 48

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