Question 1
class JMM102 {
public static void main(String args[]) {
for (int i = 0; i<5 ;i++) {
switch(i) {
case 0: System.out.print("v ");break;
case 1: System.out.print("w ");
case 2: System.out.print("x ");break;
case 3: System.out.print("y ");
case 4: System.out.print("z ");break;
default: System.out.print("d ");
}}}}
What is the result of attempting to compile and run the program?
a. Prints: v w x y z
b. Prints: v w x y z d
c. Prints v w x x y z z
d. Prints: v w w x y y z d
e. Prints: d d d d d d
f. Run-time error
g. Compile-time error
h. None of the above
Question 2
class JMM103 {
public static void main(String args[]) {
for (int i = 0; i < 5 ;i++) {
switch(i) {
0: System.out.print("v ");break;
1: System.out.print("w ");
2: System.out.print("x ");break;
3: System.out.print("y ");
4: System.out.print("z ");break;
}}}}
What is the result of attempting to compile and run the program?
a. Prints: v w x y z
b. Prints: v w x x y z z
c. Prints: v w w x y y z
d. Run-time error.
e. Compile-time error.
f. None of the above.
Question 3
class JMM107 {
public static void main(String[] args) {
boolean b = true;
if (b = false) {System.out.print("A");
} else if (b) {System.out.print("B");
} else {System.out.print("C");}
}}
What is the result of attempting to compile and run the program?
a. Prints: A
b. Prints: B
c. Prints: C
d. Run-time error
e. Compile-time error
f. None of the above
Question 4
class JMM108 {
static boolean b;
public static void main(String[] args) {
if (b) {System.out.print("A");
} else if (b = false) {System.out.print("B");
} else if (b) {System.out.print("C");
} else if (!b) {System.out.print("D");
} else {System.out.print("E");}
}}
What is the result of attempting to compile and run the program?
a. Prints: A
b. Prints: B
c. Prints: C
d. Prints: D
e Prints: E
f. Run-time error
g. Compile-time error
h. None of the above
Question 5
class JMM109 {
public static void main(String[] args) {
boolean b;
if (b = false) {System.out.print("A");
} else if (b) {System.out.print("B");
} else if (!b) {System.out.print("C");
} else {System.out.print("D");}
}}
What is the result of attempting to compile and run the program?
a. Prints: A
b. Prints: B
c. Prints: C
d. Prints: D
e. Run-time error
f. Compile-time error
g. None of the above
Question 6
class JMM122 {
public static void main (String[] args) {
for (int i = 0; i < 4; i++) {
switch (i) {
case 0: System.out.print("A");
case 1: System.out.print("B");
case 2: System.out.print("C");
}}}}
What is the result of attempting to compile and run the program?
a. Prints: ABC
b. Prints: ABCC
c. Prints: CBA
d. Prints: ABCBCC
e. Run-time error
f. Compile-time error
g. None of the above
Question 7
class JMM123 {
public static void main (String args[]) {
int i = 0, j = 0, k = 0;
label1:
for (int h = 0; h < 6; h++) {
label2:
do { i++; k = h + i + j;
switch (k) {
default: break label1;
case 1: continue label2;
case 2: break;
case 3: break label2;
case 4: continue label2;
case 5: continue label1;
}
} while (++j<5);
}
System.out.println(h + "," + i + "," + j);
}}
What is the result of attempting to compile and run the program?
a. Prints: 0,1,0
b. Prints: 0,2,1
c. Prints: 1,3,1
d. Prints: 2,4,1
e. Run-time error
f. Compile-time error
g. None of the above
Question 8
class JMM103 {
public static void main(String args[]) {
byte b = -1;
switch(b) {
case 0: System.out.print("zero "); break;
case 100: System.out.print("100 "); break;
case 1000: System.out.print("1000 "); break;
default: System.out.print("Default ");
}}}
What is the result of attempting to compile and run the program?
a. Prints: zero
b. Prints: 100
c. Prints: 1000
d. Prints: Default
e. Run-time error
f. Compile-time error
g. None of the above
Question 9
class JMM104 {
public static void main (String args[]) {
char c = 'b';
switch(c) {
case 'a': System.out.print("1");
case 'b': System.out.print("2");
case 'c': System.out.print("3");
default: System.out.print("4");
}}}
What is the result of attempting to compile and run the program?
a. Prints: 3
b. Prints: 34
c. Prints: 234
d. Prints: 1234
e. Run-time error
f. Compile-time error
g. None of the above
Question 10
class JMM105 {
public static void main(String args[]) {
int x = 6; int success = 0;
do {
switch(x) {
case 0: System.out.print("0"); x += 5; break;
case 1: System.out.print("1"); x += 3; break;
case 2: System.out.print("2"); x += 1; break;
case 3: System.out.print("3"); success++; break;
case 4: System.out.print("4"); x -= 1; break;
case 5: System.out.print("5"); x -= 4; break;
case 6: System.out.print("6"); x -= 5; break;
}
} while ((x != 3) || (success < 2));
}}
What is the result of attempting to compile and run the program?
a. Prints: 60514233
b. Prints: 6152433
c. Prints: 61433
d. Prints: 6143
e. Run-time error
f. Compile-time error
Question 11
class JMM106 {
public static void main(String args[]) {
int x = -5; int success = 0;
do {
switch(x) {
case 0: System.out.print("0"); x += 5; break;
case 1: System.out.print("1"); x += 3; break;
case 2: System.out.print("2"); x += 1; break;
case 3: System.out.print("3"); success++; break;
case 4: System.out.print("4"); x -= 1; break;
case 5: System.out.print("5"); x -= 4; break;
case 6: System.out.print("6"); x -= 5; break;
default: x += x < 0 ? 2 : -2;
}
} while ((x != 3) || (success < 2));
}}
What is the result of attempting to compile and run the program?
a. Prints: 60514233
b. Prints: 1433
c. Prints: 61433
d. Prints: 051433
e. Run-time error
f. Compile-time error
Question 12
class JMM124 {
public static void main(String args[]) {
int k;
for (int i=0, j=0; i<2; i++,j++) {System.out.print(i);} // 1
for (int i=0, k=0; i<2; i++,k++) {System.out.print(i);} // 2
for (int i=0, int j=0; i<2; i++,j++) {System.out.print(i);} // 3
}}
What is the result of attempting to compile and run the program?
a. Prints: 012345
b. Prints: 010101
c. Compile-time error at line 1
d. Compile-time error at line 2
e. Compile-time error at line 3
f. Run-time error
3  1366 
Question 1
class JMM102 {
public static void main(String args[]) {
for (int i = 0; i<5 ;i++) {
switch(i) {
case 0: System.out.print("v ");break;
case 1: System.out.print("w ");
case 2: System.out.print("x ");break;
case 3: System.out.print("y ");
case 4: System.out.print("z ");break;
default: System.out.print("d ");
}}}}
What is the result of attempting to compile and run the program?
a. Prints: v w x y z
b. Prints: v w x y z d
c. Prints v w x x y z z
d. Prints: v w w x y y z d
e. Prints: d d d d d d
f. Run-time error
g. Compile-time error
h. None of the above
Question 2
class JMM103 {
public static void main(String args[]) {
for (int i = 0; i < 5 ;i++) {
switch(i) {
0: System.out.print("v ");break;
1: System.out.print("w ");
2: System.out.print("x ");break;
3: System.out.print("y ");
4: System.out.print("z ");break;
}}}}
What is the result of attempting to compile and run the program?
a. Prints: v w x y z
b. Prints: v w x x y z z
c. Prints: v w w x y y z
d. Run-time error.
e. Compile-time error.
f. None of the above.
Question 3
class JMM107 {
public static void main(String[] args) {
boolean b = true;
if (b = false) {System.out.print("A");
} else if (b) {System.out.print("B");
} else {System.out.print("C");}
}}
What is the result of attempting to compile and run the program?
a. Prints: A
b. Prints: B
c. Prints: C
d. Run-time error
e. Compile-time error
f. None of the above
Question 4
class JMM108 {
static boolean b;
public static void main(String[] args) {
if (b) {System.out.print("A");
} else if (b = false) {System.out.print("B");
} else if (b) {System.out.print("C");
} else if (!b) {System.out.print("D");
} else {System.out.print("E");}
}}
What is the result of attempting to compile and run the program?
a. Prints: A
b. Prints: B
c. Prints: C
d. Prints: D
e Prints: E
f. Run-time error
g. Compile-time error
h. None of the above
Question 5
class JMM109 {
public static void main(String[] args) {
boolean b;
if (b = false) {System.out.print("A");
} else if (b) {System.out.print("B");
} else if (!b) {System.out.print("C");
} else {System.out.print("D");}
}}
What is the result of attempting to compile and run the program?
a. Prints: A
b. Prints: B
c. Prints: C
d. Prints: D
e. Run-time error
f. Compile-time error
g. None of the above
Question 6
class JMM122 {
public static void main (String[] args) {
for (int i = 0; i < 4; i++) {
switch (i) {
case 0: System.out.print("A");
case 1: System.out.print("B");
case 2: System.out.print("C");
}}}}
What is the result of attempting to compile and run the program?
a. Prints: ABC
b. Prints: ABCC
c. Prints: CBA
d. Prints: ABCBCC
e. Run-time error
f. Compile-time error
g. None of the above
Question 7
class JMM123 {
public static void main (String args[]) {
int i = 0, j = 0, k = 0;
label1:
for (int h = 0; h < 6; h++) {
label2:
do { i++; k = h + i + j;
switch (k) {
default: break label1;
case 1: continue label2;
case 2: break;
case 3: break label2;
case 4: continue label2;
case 5: continue label1;
}
} while (++j<5);
}
System.out.println(h + "," + i + "," + j);
}}
What is the result of attempting to compile and run the program?
a. Prints: 0,1,0
b. Prints: 0,2,1
c. Prints: 1,3,1
d. Prints: 2,4,1
e. Run-time error
f. Compile-time error
g. None of the above
Question 8
class JMM103 {
public static void main(String args[]) {
byte b = -1;
switch(b) {
case 0: System.out.print("zero "); break;
case 100: System.out.print("100 "); break;
case 1000: System.out.print("1000 "); break;
default: System.out.print("Default ");
}}}
What is the result of attempting to compile and run the program?
a. Prints: zero
b. Prints: 100
c. Prints: 1000
d. Prints: Default
e. Run-time error
f. Compile-time error
g. None of the above
Question 9
class JMM104 {
public static void main (String args[]) {
char c = 'b';
switch(c) {
case 'a': System.out.print("1");
case 'b': System.out.print("2");
case 'c': System.out.print("3");
default: System.out.print("4");
}}}
What is the result of attempting to compile and run the program?
a. Prints: 3
b. Prints: 34
c. Prints: 234
d. Prints: 1234
e. Run-time error
f. Compile-time error
g. None of the above
Question 10
class JMM105 {
public static void main(String args[]) {
int x = 6; int success = 0;
do {
switch(x) {
case 0: System.out.print("0"); x += 5; break;
case 1: System.out.print("1"); x += 3; break;
case 2: System.out.print("2"); x += 1; break;
case 3: System.out.print("3"); success++; break;
case 4: System.out.print("4"); x -= 1; break;
case 5: System.out.print("5"); x -= 4; break;
case 6: System.out.print("6"); x -= 5; break;
}
} while ((x != 3) || (success < 2));
}}
What is the result of attempting to compile and run the program?
a. Prints: 60514233
b. Prints: 6152433
c. Prints: 61433
d. Prints: 6143
e. Run-time error
f. Compile-time error
Question 11
class JMM106 {
public static void main(String args[]) {
int x = -5; int success = 0;
do {
switch(x) {
case 0: System.out.print("0"); x += 5; break;
case 1: System.out.print("1"); x += 3; break;
case 2: System.out.print("2"); x += 1; break;
case 3: System.out.print("3"); success++; break;
case 4: System.out.print("4"); x -= 1; break;
case 5: System.out.print("5"); x -= 4; break;
case 6: System.out.print("6"); x -= 5; break;
default: x += x < 0 ? 2 : -2;
}
} while ((x != 3) || (success < 2));
}}
What is the result of attempting to compile and run the program?
a. Prints: 60514233
b. Prints: 1433
c. Prints: 61433
d. Prints: 051433
e. Run-time error
f. Compile-time error
Question 12
class JMM124 {
public static void main(String args[]) {
int k;
for (int i=0, j=0; i<2; i++,j++) {System.out.print(i);} // 1
for (int i=0, k=0; i<2; i++,k++) {System.out.print(i);} // 2
for (int i=0, int j=0; i<2; i++,j++) {System.out.print(i);} // 3
}}
What is the result of attempting to compile and run the program?
a. Prints: 012345
b. Prints: 010101
c. Compile-time error at line 1
d. Compile-time error at line 2
e. Compile-time error at line 3
f. Run-time error
What are your solutions?
What are your solutions?
I havent solved all and is not sure about the answers
My answers are as follows:
1)c
2)e
3)c
4)d
5)c
6)d
7)-------------
8)f
9)c
10)
11)
I havent solved all and is not sure about the answers
My answers are as follows:
1)c
2)e
3)c
4)d
5)c
6)d
7)-------------
8)f
9)c
10)
11)
You have 1 -6 right.
Can you see why 7 won't compile?
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