Recent questions tagged runtime-environment / GATE Overflow for GATE CSE

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1 answer

31

runtime enviornment

arch

358 views

arch asked Nov 7, 2017

1 votes

1 answer

32

made easy
main() { int xyz; st1; st2(); f(); g(); h(); st3; ) how many stack entry required?? ans is 2 why??

main() { int xyz; st1; st2(); f(); g(); h(); st3; ) how many stack entry required??ans is 2 why??

Mukesh Yadav

310 views

Mukesh Yadav asked Oct 25, 2017

0 votes

1 answer

33

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

In an absolute loading scheme which loader function is accomplished by assembler ?(A) re-allocation(B) allocation(C) linking(D) loading

rishu_darkshadow

2.5k views

rishu_darkshadow asked Sep 17, 2017

2 votes

1 answer

34

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 function 2.Return value of function 3. Global variables of program 4.Access link

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 v...

kallu singh

4.6k views

kallu singh asked Sep 5, 2017

3 votes

1 answer

35

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 them IF POSSIBLE GIVE EXAMPLE ALSO THANKS A LOT

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

Himanshu Goyal

3.5k views

Himanshu Goyal asked Aug 3, 2017

0 votes

1 answer

36

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 ?

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 i...

shashank023

1.0k views

shashank023 asked Jun 17, 2017

3 votes

1 answer

37

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 policy, regardless of the page reference sequence $S_2$: It is not ... statements is/are CORRECT? Only $S_1$ Only $S_2$ Both $S_1$ and $S_2$ Neither $S_1$ nor $S_2$

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 replace...

Bikram

683 views

Bikram asked May 14, 2017

4 votes

1 answer

38

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. $S3$: To evaluate a postfix expression, an operator stack is required. Which of the ... true ? $S1$ & $S3$ $S1$ & $S2$ $S2$ & $S3$ $S1$ & $S4$

Consider the following statements :$S1$: Automatic garbage collection is not essential to implement recursion.$S2$: Operator precedence parser falls under the category ...

Bikram

450 views

Bikram asked May 14, 2017

5 votes

3 answers

39

ISRO2017-70
We use malloc and calloc for: Dynamic memory allocation Static memory allocation Both dynamic memory allocation and static memory allocation None of these

We use malloc and calloc for:Dynamic memory allocationStatic memory allocationBoth dynamic memory allocation and static memory allocationNone of these

sh!va

7.2k views

sh!va asked May 7, 2017

5 votes

1 answer

40

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 call by reference respectively ? $4$ and $12$ $5$ and $12$ $12$ and $16$ $4$ and $16$

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 a...

Bikram

512 views

Bikram asked Jan 24, 2017

0 votes

1 answer

41

Activation Record
Activation Record can be known at A. Compile Time B. Run Time C. Loading Time D. None of these

Activation Record can be known atA. Compile TimeB. Run TimeC. Loading TimeD. None of these

Samujjal Das

1.5k views

Samujjal Das asked Jan 17, 2017

4 votes

2 answers

42

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) end The above function is run on a computer with a stack of $x$ ... we can execute this function for maximum value $n = 10$ without overflowing the stack. Then the size of the stack is ______ $Bytes$.

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) endThe above function is...

Bikram

1.4k views

Bikram asked Jan 16, 2017

8 votes

2 answers

43

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] ,ar[2] , ar[3]); } foo(int x, int y) { x= x+1; y ... be printed by the program if parameter passed by call by name? $1, 50, 2, 3$ $3, 50, 2, 3$ $3, 50, 3, 4$ $3, 2, 2, 3$

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 ,a...

Bikram

1.7k views

Bikram asked Jan 16, 2017

2 votes

4 answers

44

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 have nested lifetime in case of stack allocation. Which of the option is correct regarding $S_{1}$ and $S_{2}$ respectively True, True True, False False, True False, False

Consider the following two statements$:$ $S_{1}:$ Activation records can have a permanent lifetime in case of static allocation.$S_{2}:$ Activation records can have neste...

ManojK

1.5k views

ManojK asked Jan 9, 2017

2 votes

1 answer

45

Static vs Dynamic Links in activation records

rahul sharma 5

1.7k views

rahul sharma 5 asked Dec 29, 2016

5 votes

1 answer

46

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[i]), where A is an array and i an integer, is implemented as below. create a new local variable, ... P using z for k; set A [i] to z; Explain your answer. If this is incorrect implementation, suggest a correct one.

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[i]), where A is ...

go_editor

1.8k views

go_editor asked Dec 19, 2016

19 votes

1 answer

47

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; procedure P(x, y, z:integer); begin y:=y+1 z:=x+x end P; begin a:=2; b:=3; p(a+b, a, a); Write(a) end.

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, o...

go_editor

2.3k views

go_editor asked Dec 19, 2016

18 votes

4 answers

48

GATE CSE 1988 | Question: 2xii
Consider the following program skeleton and below figure which shows activation records of procedures involved in the calling sequence. $p \rightarrow s \rightarrow q \rightarrow r \rightarrow q.$Write the access links of the activation records to enable correct access and ... procedure r; begin q end r; begin r end q; procedure s; begin q end s; begin s end p;

Consider the following program skeleton and below figure which shows activation records of procedures involved in the calling sequence. $$p \rightarrow s \rightarrow q \r...

go_editor

6.2k views

go_editor asked Dec 18, 2016

2 votes

1 answer

49

Compiler-Static Allocation Strategy:No of activation Records Present?
Is it 0 or 1?

Is it 0 or 1?

KISHALAY DAS

421 views

KISHALAY DAS asked Dec 9, 2016

0 votes

1 answer

50

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 link dynamically, it is only during run time when a pointer to the file which is linked in is included in the executable and then the contents of said file are loaded. Which of the above statements is/are true?

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 link dynamic...

Akriti sood

445 views

Akriti sood asked Dec 8, 2016

3 votes

1 answer

51

GATE CSE 1989 | Question: 10a
Will recursion work correctly in a language with static allocation of all variables? Explain.

Will recursion work correctly in a language with static allocation of all variables? Explain.

makhdoom ghaya

1.3k views

makhdoom ghaya asked Dec 5, 2016

2 votes

4 answers

52

made easy sheet
please expain all four questions.

please expain all four questions.

Shivam Shukla 1

918 views

Shivam Shukla 1 asked Dec 5, 2016

5 votes

1 answer

53

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:=1; B; z:= x end; procedure B; begin x:=x+1 end; begin x:=5; A(y); write (y) ...end.

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...

makhdoom ghaya

1.6k views

makhdoom ghaya asked Dec 3, 2016

3 votes

1 answer

54

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

The language which supports _______ needs heap allocation in the runtime environment.Dynamic Data Structure Static Scoping Global Variable Recursion

Bikram

236 views

Bikram asked Nov 25, 2016

4 votes

2 answers

55

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; begin for i := 1 to 5 do a[i] := i; b:= 0; c := 0 for i := 1 to 5 do write (a[i]); ... b := 5; c := 6; end; begin i:=1; j:=3; unknown (a[i], a[j]); for i:=1 to 5 do write (a[i]); end;

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); ...

makhdoom ghaya

1.8k views

makhdoom ghaya asked Nov 25, 2016

17 votes

2 answers

56

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.

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.

makhdoom ghaya

4.3k views

makhdoom ghaya asked Nov 23, 2016

1 votes

1 answer

57

access link

vaishali jhalani

1.5k views

vaishali jhalani asked Nov 23, 2016

17 votes

3 answers

58

GATE CSE 1990 | Question: 2-v
Match the pairs in the following questions: ...

Match the pairs in the following questions:$$\begin{array}{ll|ll}\hline (a) & \text{Pointer data type} & (p) & \text{Type conversion} \\\hline (b) & \text{Activation rec...

makhdoom ghaya

8.4k views

makhdoom ghaya asked Nov 19, 2016

1 votes

1 answer

59

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?

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...

thor

397 views

thor asked Nov 17, 2016

0 votes

1 answer

60

Compiler and Interpreter

KISHALAY DAS

1.3k views

KISHALAY DAS asked Nov 12, 2016

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