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Recent questions tagged runtime-environment

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runtime enviornment
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main() { int xyz; st1; st2(); f(); g(); h(); st3; ) how many stack entry required??ans is 2 why??
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UGC NET CSE | December 2009 | Part 2 | Question: 31
In an absolute loading scheme which loader function is accomplished by assembler ?(A) re-allocation(B) allocation(C) linking(D) loading
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please solve this Q
Q. Which of the following parameter is not included in the activation record of recursive function call?1.Local variables of function2.Return value of function3. Global variables of program4.Access link
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Doubt in access link and control link in activation record?
Can anybody explain me access link and control link in activation record?I am confused what is different between themIF POSSIBLE GIVE EXAMPLE ALSO THANKS A LOT
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MadeEasy material
How storage mapping is done by compilers ?Even though actual loading of program in memory is done by loader.PS: This is the exact question as given in book, but i think it is memory mapping ?
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Test by Bikram | Mock GATE | Test 4 | Question: 30
Consider the following statements:$S_1$: An increase in the number of page frames allotted to a process always increases the page fault rate in $\text{FIFO}$ page replacement ... $S_1$Only $S_2$Both $S_1$ and $S_2$ Neither $S_1$ nor $S_2$
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Test by Bikram | Mock GATE | Test 4 | Question: 2
Consider the following statements :$S1$: Automatic garbage collection is not essential to implement recursion.$S2$: Operator precedence parser falls under the category of top down parsers.$S3$: ... S1$ & $S3$S1$ & $S2$S2$ & $S3$S1$ & $S4$
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ISRO2017-70
We use malloc and calloc for:Dynamic memory allocationStatic memory allocationBoth dynamic memory allocation and static memory allocationNone of these
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Test by Bikram | Mock GATE | Test 2 | Question: 14
Consider the following code snippet.void first(int p, int t) { p += t; t += p; } main() { int p = 4; first(p , p); }What is the final value of $p$ in both call by value and ... $12$ $5$ and $12$ $12$ and $16$ $4$ and $16$
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Activation Record
Activation Record can be known atA. Compile TimeB. Run TimeC. Loading TimeD. None of these
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Test by Bikram | Mock GATE | Test 1 | Question: 11
Consider following recursive functions:function fib(n : integer); integer begin if (n = 0) or (n = 1) then fib = 1 else fib = fib(n-l) + fib(n-2) ... $n = 10$ without overflowing the stack. Then the size of the stack is ______ $Bytes$.
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Test by Bikram | Mock GATE | Test 1 | Question: 9
Consider the following program fragment :int foo(int ,int ); int a; int ar[4] = { 1,0, 2,3}; main() { a = 0; foo(ar[a], ar[ar[a]]); printf("%d,%d ,%d,%d ", ar[0] , ar[1] ... $3, 50, 2, 3$3, 50, 3, 4$3, 2, 2, 3$
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Virtual Gate Test Series: Compiler Design - Stack Allocation
Consider the following two statements$:$ $S_{1}:$ Activation records can have a permanent lifetime in case of static allocation.$S_{2}:$ Activation records can ... $S_{2}$ respectivelyTrue, True True, False False, True False, False
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Static vs Dynamic Links in activation records
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GATE CSE 1988 | Question: 8i
Consider the procedure declaration:Procedure P (k: integer)where the parameter passing mechanism is call-by-value-result. Is it correct if the call, P (A ... z;Explain your answer. If this is incorrect implementation, suggest a correct one.
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GATE CSE 1988 | Question: 2xv
What is printed by following program, assuming call-by reference method of passing parameters for all variables in the parameter list of procedure P?program Main(inout, output); var a, b:integer; ... a:=2; b:=3; p(a+b, a, a); Write(a) end.
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GATE CSE 1988 | Question: 2xii
Consider the following program skeleton and below figure which shows activation records of procedures involved in the calling sequence. ... r end q; procedure s; begin q end s; begin s end p;
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Compiler-Static Allocation Strategy:No of activation Records Present?
Is it 0 or 1?
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true statement is:
Consider the following statements:S1: When you statically link a file into an executable, the contents of the file are included during link time.S2: When you ... contents of said file are loaded.Which of the above statements is/are true?
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GATE CSE 1989 | Question: 10a
Will recursion work correctly in a language with static allocation of all variables? Explain.
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made easy sheet
please expain all four questions.
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GATE CSE 1989 | Question: 8b
Indicate the result of the following program if the language uses (i) static scope rules and (ii) dynamic scope rules.var x, y:integer; procedure A (var z:integer); var x:integer; ... begin x:=x+1 end; begin x:=5; A(y); write (y) ...end.
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Test by Bikram | Compiler Design | Test 1 | Question: 22
The language which supports _______ needs heap allocation in the runtime environment.Dynamic Data Structure Static Scoping Global Variable Recursion
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GATE CSE 1990 | Question: 11a
What does the following program output?program module (input, output); var a:array [1...5] of integer; i, j: integer; procedure unknown (var b: integer, var c: integer); var i:integer; ... (a[i], a[j]); for i:=1 to 5 do write (a[i]); end;
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GATE CSE 1990 | Question: 4-v
State whether the following statements are TRUE or FALSE with reason:The Link-load-and-go loading scheme required less storage space than the link-and-go loading scheme.
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access link
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GATE CSE 1990 | Question: 2-v
Match the pairs in the following questions: ...
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Doubt regarding access link
I searched a lot and tried understanding access link in activation record, but didn't get very far. Please explain?Access link points to activation record associated with nearest enclosing scope of program. What does it mean?
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Compiler and Interpreter
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