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Which of the following problems are decidable? 1) Does a given program ever produce an output? 2) If L is a context-free language, then, is also context-free? 3) If L is a regular language, then,

Which of the following statements are correct about the below C-program #include int main() { int x = 10, y = 100%90, i; for(i=1; i<10; i++) if(x != y); printf("x = %d y = %d\n", x, y);

Rahul's Mathematics test had 75 problems, 10 arithmetic, 30 algebra, 35 geometry problems. Although he answered 70% of arithmetic, 40% of arithmetic and 60% of geometry problems correctly, still he go

Shobha’s mathematics test had 75 problems i.e.10 arithmetic, 30 algebra and 35 geometry problems. Although she answered 70% of the arithmetic ,40% of the algebra, and 60% of the geometry problems co

If there are 150 questions in a 3 hr examination. Among these questions 50 are type A problems, which requires twice as much as time be spent on the rest of the type B problems. How many minutes shoul

Consider the following statements An assembler is a program having assembly language program as input and machine language program as output.A macro assembler is an assembler with additional macro fac

Which of the following statements is/are FALSE? 1. For every non-deterministic Turing machine, there exists an equivalent deterministic Turing machine. 2. Turing recognizable languages are closed un

Statements: Irregularity is a cause for failure in exams. Some regular students fail in the examinations. Conclusions All failed students are regular. All successful students are not regular

Recursive problems are implemented by

Q3 The division of the period of Indian History into ‘Ancient’, ‘Medieval’, and ‘Modern’ also has problems. Which of the following is one of the problems in it