Programming Languages MCQs – Set 49

By Atul Sahu • Computer Science, Programming Languages

Programming Languages MCQs – Set 49

UGC NET Paper 2 Computer Science JUNE 2014 – Programming Languages

961. Code blocks allow algorithms with parameters:

Programming Languages • Structured Programming • UGC NET Paper 2 Computer Science JUNE 2014

A. clarity, elegance, performance B. clarity, elegance, efficiency C. elegance, performance, execution D. execution, clarity, performance

962. Win32 API supports ___.

Programming Languages • Windows API • UGC NET Paper 2 Computer Science JUNE 2014

A. 16-bit Windows B. 32-bit Windows C. 64-bit Windows D. All

963. Windows programming classes are provided by the ___.

Programming Languages • Windows Programming • UGC NET Paper 2 Computer Science JUNE 2014

A. win.txt B. win.main C. win.std D. MFC

964. Point P(2,5) rotated about pivot (1,2) by 60° yields P′.

Programming Languages • 2D transformations • UGC NET Paper 2 Computer Science JUNE 2014

A. (1,4) B. (–1,4) C. (1,–4) D. (–4,1)

965. Objects behind center appear upside down on view-plane:

Programming Languages • 3D projection • UGC NET Paper 2 Computer Science JUNE 2014

A. Topological distortion B. Vanishing point C. View confusion D. Perspective foreshortening

966. The C declaration `int * f[]();` defines what?

Programming Languages • C Syntax • UGC NET Paper 2 Computer Science JUNE 2014

A. Function returning pointer to int array B. Array of functions returning int pointers C. Function returning array of int pointers D. Illegal statement

967. If a function is a friend of a class, which statement is wrong?

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

A. Only the class can declare it friend B. Friends aren’t members but are associated C. Friends are members of the class D. They access all members including private

968. N-bit frame buffer with W-bit LUT (W>N). How many intensity levels at a time?

Programming Languages • Color depth • UGC NET Paper 2 Computer Science JUNE 2014

A. 2^N B. 2^W C. 2^(N+W) D. 2^(N−1)

969. Match FP history: a. λ-calculus–Church1932; b. λ-calc as language–McCarthy1960; c. Lazy eval–Wadler1970; d. Type classes–Haskell1990.

Programming Languages • FP history • UGC NET Paper 2 Computer Science JUNE 2014

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

970. Which is incorrect for Windows MDI?

Programming Languages • Graphical User Interfaces • UGC NET Paper 2 Computer Science JUNE 2014

A. Each doc in separate child window. B. MDI has frame, client & child windows. C. Supports more than one document type. D. Displays output in client area of frame.

971. Prevent method overriding by using final as modifier at _____.

Programming Languages • Java modifiers • UGC NET Paper 2 Computer Science JUNE 2014

A. start of class B. start of method declaration C. start of derived class D. start of method declaration in derived class

972. Which is not correct?

Programming Languages • Java OOP • UGC NET Paper 2 Computer Science JUNE 2014

A. Every class with abstract method must be abstract. B. Abstract class can be instantiated with new. C. Abstract class can be initiated. D. Abstract class has no implementation.

973. Aliasing in programming refers to:

Programming Languages • Language semantics • UGC NET Paper 2 Computer Science JUNE 2014

A. Multiple variables same location B. Multiple variables same identifier C. Multiple variables same value D. Multiple use same variable

974. Liang-Barsky clipping for A(–1,7)–B(11,1), window xmin=1,xmax=9,ymin=2,ymax=8: u bounds are:

Programming Languages • Line clipping • UGC NET Paper 2 Computer Science JUNE 2014

A. (0, 2/3) B. (1/6, 5/6) C. (0, 1/3) D. (0, 1)

975. Which formal system underlies Prolog semantics?

Programming Languages • Logic Programming • UGC NET Paper 2 Computer Science JUNE 2014

A. Predicate calculus B. Lambda calculus C. Hoare logic D. Propositional logic

976. In C++, runtime polymorphism requires what?

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

A. Inheritance only B. Virtual functions only C. References only D. Inheritance, virtual functions & references

977. Constructors have _____ return type.

Programming Languages • OOP in Java • UGC NET Paper 2 Computer Science JUNE 2014

A. void B. char C. int D. no

978. With call-by-reference funb(y,x,x) on x=10,y=3: prints x and y as:

Programming Languages • Parameter passing • UGC NET Paper 2 Computer Science JUNE 2014

A. 10,7 B. 31,3 C. 10,3 D. 31,7

979. In Bresenham’s algorithm (slope>1), di<0: next (xi+1, yi+1) & di+1 are:

Programming Languages • Raster algorithms • UGC NET Paper 2 Computer Science JUNE 2014

A. xi+1=xi+1, yi+1=yi, di+1=di+2·dy B. xi+1=xi, yi+1=yi+1, di+1=di+2·dx C. xi+1=xi, yi+1=yi+1, di+1=di+2·(dx–dy) D. xi+1=xi+1, yi+1=yi+1, di+1=di+2·(dy–dx)

980. Match terms to definitions: Wizards, Templates, Macro, Integrated SW, Software Suite vs a.Step guides b.Forms c.Series commands d.Single program e.Bundled programs.

Programming Languages • Software tools • UGC NET Paper 2 Computer Science JUNE 2014

A. d a b c e B. b a d c e C. d e b a c D. e c b a d

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

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Programming Languages MCQs – Set 49

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