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SEE Output Questions with Dry Run

Govind Prasad Joshi November 26, 2022 ,output ,QBASIC

SEE Output Questions with Dry Run

1. New Specification Grid 2077

DECLARE SUB show (a)

CLS

n = 87

CALL show(n)

END

SUB show (a)

b = a MOD 6 + 3

IF b MOD 4 = 0 THEN GOTO avn

PRINT b;

avn:

a = a - 10

LOOP WHILE a >= 50

END SUB

Dry Run Table
Variable n	Variable a	B= A MOD 6+3	Condition Is B MOD 4=0	Result	Loop Is a>=50?
87	87	B=87 MOD 6+3 B=3+3=6	Is 6 MOD 4=0? False	6	Is 77>=50? Yes
87	77	B=77 MOD 6+3 B=5+3=8	Is 8 MOD 4=0? True	-	Is 67>=50? Yes
87	67	B=67 MOD 6+3 B= 1+3=4	Is 4 MOD 4=0? True	-	Is 57>=50? Yes
87	57	B=57 MOD 6+3 B=3+3=6	Is 6 MOD 4=0? True	6	Is 47>=50? No Exit from loop

Final output:

6 6

2. SEE 2078

DECLARE SUB abca)

CLS

a=2

CALL abc(a)

END

SUB abdc(a)

FOR j= 1 TO 5

PRINT a;

a=a+3

NEXT j

END SUB

Output:

3. SEE Grade Promotion Exam 2078

DECLARE SUB result(c$)

c$="COMPUTER"

CALL result(c$)

END

SUB result(c$)

FOR c=1 TO LEN(c$) STEP 2

m$=MID$(c$,c,1)

n$=n$+m$

NEXT c

PRINT n$

END SUB

Dry Run:

Variable C$	Check Loop	Variable m$	Variable n$	Output
COMPUTER	1 to 8? Yes	C	C
COMPUTER	3 to 8? Yes	M	C+M=CM
COMPUTER	5 to 8? Yes	U	CM+U=CMU
COMPUTER	7 to 8? Yes	E	CMU+E
COMPUTER	9 to 8? No Exit from loop			CMUE

Final Output:

CMUE

4. Pabson SEE Pre-board Examination 2078

DECLARE SUB display(a)

CLS

A=3

CALL display(a)

END

SUB display(a)

FOR x= 1 TO 6

PRINT a;

IF a MOD 2 =0 THEN

A=a/2

ELSE

A=(a*3)+1

ENDIF

NEXT x

END SUB

Dry Run

Variable A	Loop check	Display x	Condition check
A=3	For x= 1 to 6? Yes	3	Is 3 MOD 2= 0? No
A=(3*3)+1=10	For x= 2 to 6? Yes	10	Is 10 MOD 2 =0? Yes
A=10/2=5	For x= 3 to 6? Yes	5	Is 5 MOD 2 =0? No
A=(5*3)+1=16	For x= 4 to 6? Yes	16	Is 16 MOD 2 =0? Yes
A=16/2=8	For x= 5 to 6? yes	8	Is 8 MOD 2=0? Yes
A=8/2=4	For x=6 to 6? Yes	4	Is 4 MOD 2= 0? Yes
A=4/2=2	For x= 7 to 6? NO Exit from loop

Final Output:

3 10 5 16 8 4

5) SEE 2075 (State 2)

DECLARE FUNCTION SQD(N)

CLS

S = 0

FOR L = 1 TO 3

READ NUM

S = S + SQD(NUM)

NEXT L

PRINT "Sum"; S

DATA 2,4,6

END

FUNCTION SQD (N)

SQD = N ^ 2

END FUNCTION

Loop 1 to 3	Variable num	Expression SQD	Variable s
1 to 3 ? Yes	2	4	S=0+4=4
2 to 3 ? Yes	4	16	S=4+16=20
3 to 3 ? Yes	6	36	S=20+36=56

Final Output:

Sum 56

6) SEE 2075

DECLARE SUB series()

CALL series

END

SUB series

X = 1

FOR K = 1 TO 4

PRINT X;

X = X + K

NEXT K

END SUB

Dry Run:

Variable x	Loop	Output
1	K= 1 to 4 ? Yes	1
X=x+1=2	K=2 to 4? Yes	2
X=2+2=4	K=3 to 4 ? Yes	4
X=4+3=7	K= 4 to 4? Yes	7
X=7+4=11	K= 5 to 4? No	Exit from loop

Final Output:

1 2 4 7

7) SEE 2074

DECLARE SUB Display (T$)

CLS

T$ = "COMPUTER"

CALL Display (T$)

END

SUB Display (T$)

FOR C = 1 to LEN (T$) STEP 2

D$ = MID$(T$, C, 1)

PRINT D$;

NEXT C

END SUB

Dry Run

Variable t$	Loop C= 1 to LEN(t$)	Variable d$	Output
COMPUTER	C= 1 to 8 ? Yes	C	C
COMPUTER	C=3 to 8 ? Yes	M	M
COMPUTER	C= 5 to 8 ? Yes	U	U
COMPUTER	C= 7 to 8 ? Yes	E	E
COMPUTER	C=9 to 8? No	Exit from loop

Final output:

CMUE

8) SLC 2068

DECLARE SUB series( )

CALL aerie

END

SUB series

A=2

B=2

FOR ctr= 1 to 2

PRINT a;b;

A=a+b

B=a+b

NEXT ctr

END SUB

Dry Run:

Variable a	Variable b	Loop	Output
2	2	Ctr= 1 to 2 ? Yes	2 2
2+2=4	4+2=6	Ctr=2 to 2 ? Yes	4 6
4+6=10	10+6=16	Ctr=3 to 2? No	Exit from loop

Final Output:

2 2 4 6

9) SLC 2067

DECLARE SUB result (n$)

n$ = "SCIENCE"

CALL result(n$)

END

SUB result (n$)

b = LEN(n$)

count = 1

WHILE count <= b

x$ = x$ + MID$(n$, count, 1)

count = count + 2

WEND

PRINT x$

END SUB

Dry Run:

Variable n$	Variable b	Variable count	Loop Is count <=b?	Variable x$
SCIENCE	7	1	Is 1<=7? Yes	S
SCIENCE	7	3	Is 3<=7? Yes	S+I=SI
SCIENCE	7	5	Is 5<=7? Yes	SI+N=SIN
SCIENCE	7	7	Is 7<=7? Yes	SIN+E=SINE
SCIENCE	7	9	Is 9<=7? Yes	Exit from loop

Final Output

SINE

10) SLC 2063

DECLARE FUNCTION find( )

CLS

PRINT FIND

END

FUNCTION FIND

FOR n= 1 to 9 STEP 2

LET s=s+n

NEXT n

FIND=s

END FUNCTION

Dry Run:

Variable s	Loop N= 1 to 9 step 2
0+1=1	1 to 9 ?Yes
1+3=4	3 to 9 ? yes
4+5=9	5 to 9 ? Yes
9+7=16	7 to 9 ? Yes
16+9=25	9 to 9 ? Yes
25+9=35	11 to 9 ? No, Exit from loop

Final Output:

11)

DECLARE FUNCTION RESULT (N)

N = 4

PRINT RESULT (N)

END

FUNCTION RESULT (N)

FOR I = 1 TO N

T = I + 2

D = D + T

NEXT I

RESULT = D

END FUNCTION

Dry Run

Variable n	Loop I= 1 to n	Variable t	Variable d
4	I= 1 to 4 Yes	T=1+2=3	D=0+3=3
4	I= 2 to 4 Yes	T=2+2=4	D=3+4=7
4	I= 3 to 4 Yes	T=3+2=5	D=7+5=12
4	I= 4 to 4 Yes	T=4+2=6	D=12+6=18
4	I=4 to 5 No	Exit from loop

Final Output:

12)

DECLARE SUB PATTERN()

CALL PATTERN

END

SUB PATTERN

A=2

FOR I = 1 TO 5

PRINT A;

A=A+2

NEXT I

END SUB

Dry Run:

A	FOR I= 1 to 5	Print A;	A=A+2
2	1	2	A=2+2=4
4	2	4	A=4+2=6
6	3	6	A=6+2=8
8	4	8	A=8+2=10
10	5	10	A=10+2=12

Final Output is
2 4 6 8 10

13) Specification Grid 2065

DECLARE SUB RESULT()

CALL RESULT

END

SUB RESULT()

N=5

C=1

WHILE C<=5

PRINT n

N N=N*10+5

C=C+1

WEND

END SUB

Dry Run

N	C	C<=5?	PRINT N	N=N*10+5	C=C+1
5	1	1<=5? YES	5	N=5*10+5 =55	C=1+1=2
55	2	2<=5? YES	55	N=55*10+5 =555	C=2+1=3
555	3	3<=5? YES	555	N=555*10+5 =5555	C=3+1=4
5555	4	4<=5? YES	5555	N=5555*10+5=55555	C=4+1=5
55555	5	5<=5? YES	55555	N=55555*10+5 =555555	C=5+1=6

Final Output is:

555

5555

55555

14)

DECLARE SUB show (a)

CLS

n = 87

CALL show(n)

END

SUB show (a)

b = a MOD 6 + 3

IF b MOD 4 = 0 THEN GOTO aa

PRINT b;

aa:

a = a - 10

LOOP WHILE a >= 50

END SUB

Dry Run Table
Variable n	Variable a	B= A MOD 6+3	Condition Is B MOD 4=0	Result	Loop Is a>=50?
87	87	B=87 MOD 6+3 B=3+3=6	Is 6 MOD 4=0? False	6	Is 77>=50? Yes
87	77	B=77 MOD 6+3 B=5+3=8	Is 8 MOD 4=0? True	-	Is 67>=50? Yes
87	67	B=67 MOD 6+3 B= 1+3=4	Is 4 MOD 4=0? True	-	Is 57>=50? Yes
87	57	B=57 MOD 6+3 B=3+3=6	Is 6 MOD 4=0? True	6	Is 47>=50? No Exit from loop

Final output:

6 6

15) SEE 2074(Upgrade)

DECLARE SUB REMINDER (R)

CLS

FOR I = 1 TO 4

READ X

CALL REMINDER (X)

NEXT I

DATA 56, 28, 8, 48

END

SUB REMINDER (R)

R1 = R MOD 4

R2 = R MOD 3

IF R1 = 0 AND R2<> 0 THEN

PRINT R

END IF

END SUB

Dry Run:

Loop I= 1 to 4	Variable x	Variable r1	Variable r2	Condition	Output
1 to 4 ? Yes	56	0	2	Is r1=0 and r2<>0? Yes	56
2 to 4 ? Yes	28	0	1	Is r1=0 and r2<>0? Yes	28
3 to 4 ? Yes	8	0	2	Is r1=0 and r2<>0? Yes	8
4 to 4 ? Yes	48	0	0	Is r1=0 and r2<>0? No
5 to 4? No Exit from loop

Final output

16)

DECLARE SUB num ()

CLS

CALL num

END

SUB num

n = 2

a = 5

c = 1

WHILE c <= 9

PRINT n

n = n * 3 + a

a = a - 1

c = c + 2

WEND

END SUB

Dry Run:

Variable n	Vaiable a	Variable c	Condition check	output
2	5	1	Is 1<=9? Yes	2
n=2*3+5=11	a=5-1=4	c=1+2=3	Is 3<=9? Yes	11
n=11*3+4=37	a=4-1=3	C=3+2=5	Is 5<=9? Yes	37
N=37*3+3=114	A=3-1=2	C=5+2=7	Is 7<=9? Yes	114
N=114*3+2=344	A=2-1=1	C=7+2=9	Is 9 <=9? Yes	344
N=344*3+1=1033	A=1-1=0	C=9+2=11	Is 11<=9? No Exit from loop

Final Output:

114

344

17.

DECLARE FUNCTION fact (n)

CLS

n = 5

PRINT fact(n)

END

FUNCTION fact (n)

f = 1

FOR i = 1 TO n

f = f * i

NEXT i

fact = f

END FUNCTION

Dry Run:

Variable n	Variable f	Variable i	Loop check	Output
5	1	1	For i= 1 to 5 ? Yes
	1	2	For I = 2 o 5? Yes
	2	3	For I = 3 to 5? Yes
	6	4	For i= 4 to 5? Yes
	24	5	FOR I=5 to 5? yes
	120	6	For i= 6 to 5? No Exit from loop.	120

Final Output:

120

18)

DECLARE SUB show(abc$)

CLS

abc$ = "ZHTUOMENXSA"

CALL show(abc$)

END SUB

SUB show(abc$)

Y = 48

FOR I = 1 TO 5

N = Y MOD 7

PRINT MID$(abc$,n,1);

Y = Y - 1

NEXT I

END SUB

Dry Run:

Y	I	N=Y MOD 7	Print MID$(abc$,N,1);	Y=Y-1
48	1	6	M	47
47	2	5	O	46
46	3	4	U	45
45	4	3	T	44
44	5	2	H	43

Final Output

MOUTH

19)

DECLARE SUB ABC()

CALL ABC

END

SUB ABC

N = 10

C = 1

D = 5

WHILE C<=5

PRINT N

N = N + D

C = C + 1

D = D + 5

WEND

END SUB

Dry Run

N	C	WHILE N<=5?	Print N	N=N+D	C=C+1	D=D+5
10	1	YES	10	10+5=15	2	5+5=10
15	2	YES	15	15+10=25	3	10+5=15
25	3	YES	25	25+15=40	4	15+5=20
40	4	YES	40	40+20=60	5	20+5=25
60	5	YES	60	60+25=85	6	-

Final Output

20)

DECLARE FUNCTION SUM (a)

CLS

a = 9

PRINT SUM (a)

END

FUNCTION SUM (a)

FOR K = 1 TO a

IF K MOD 2 = O THEN

S = S + K

END IF

NEXT K

SUM = S

END FUNCTION

Dry Run:

FOR I= 1 to a(9)	K MOD 2 = 0	S=S+K
1	No	-
2	Yes	S=0+2=2
3	No	-
4	Yes	S=2+4=6
5	No	-
6	Yes	S=6+6=12
7	No	-
8	Yes	S=12+8=20
9	No	-

Final Output is :

21. SEE 2075 (2019) Province-2

DECLARE FUNCTION SQD(N)

CLS

S = 0

FOR L = 1 TO 3

READ NUM

S = S +SQD (NUM)

NEXT L

PRINT " Sum" ; S

DATA 2,4,6

END

FUNCTION SQD (N)

SQD = N^2

END FUNCTION

Answer:
Dry Run:

L	N	SQD=N^2	S=S+SQD(NUM)
1	N=2	SQD=2*2=4	S=0+4=4
2	N=4	SQD=4*4=16	S=4+16=20
3	N=6	SQD=6*6=36	S=20+36=56

Final Output is :

Sum 56

22. SEE 2075 (2019)

DECLARE SUB series ( )

CLS

CALL series

END

SUB series

X = 1

FOR K = 1 TO 4

PRINT X;

X = X + K

NEXT K

END SUB

Answer:
Dry Run:

X	K	Print X;	X=X+K
1	1	1	X=1+1=2
2	2	2	X=2+2=4
4	3	4	X=4+3=7
7	4	7	X=7+4=11

Final Output is :

1 2 4 7

23.

DECLARE SUB OUTPUT1 (A)

CLS

N=135

CALL OUTPUT1(N)

END

SUB OUTPUT1(A)

DO WHILE A<>0

R= A MOD 10

T=T+R

A=A\10

LOOP

PRINT T

END SUB

Dry Run:
N=135
A=135

A<>0?	R= N MOD 10	T=T+R	A=A\10	PRINT T
135<>0? YES	R= 135 MOD 10=5	T=0+5=5	A=135\10=13	-
13<>0? YES	R=13 MOD 10=3	T=5+3=8	A=13\10=1	-
1<>0? YES	R= 1 MOD 10=1	T=8+1=9	A=0	-
0<>0? NO	-	-	-	9