CSE 110 Final
class Driver { public static void main(String[] args) { foo(); bar(); } static void foo() { System.out.print("foo"); bar(); } static void bar() { System.out.print("bar"); } }
b) foobarbar
Which of the following correctly declares a variable of type boolean in Java?
boolean a = false; boolean a;
class Driver { public static void main(String[] args) { foo(3); bar(5); } static void foo(int a) { System.out.print(a); } static void bar(int a) { foo(a + 1); System.out.print(a); } }
g) none of these
class Driver { public static void main(String[] args) { int a = bar(2); int b = foo(a); System.out.print(a); } static int foo(int a) { System.out.print(a); a = bar(a + 2); return a; } static int bar(int a) { System.out.print(a); return a + 5; } }
g) none of these
Which of the following correctly declares a variable of type int in Java?
int a; int a = 0;
Which of the following Java literals have the data type String?
"3.0" "true" (quotations are the reason why)
5.0/3.0, result will be what data type?
Double
class Driver { public static void main(String[] args) { foo(3); bar(5); } static void foo(int a) { bar(a + 1); System.out.print(a); } static void bar(int a) { System.out.print(a); } }
a) 435
class Driver { public static void main(String[] args) { int a = foo(3); int b = bar(a); System.out.print(b); } static int foo(int a) { a = bar(a+2); System.out.print(a); return a; } static int bar(int a) { System.out.print(a); return a + 5; } }
a) 5101015
class Driver { public static void main(String[] args) { foo(); bar(); } static void foo() { bar(); System.out.print("foo"); } static void bar() { System.out.print("bar"); } }
a) barfoobar
class Driver { public static void main(String[] args) { int a = foo(2); int b = bar(a); System.out.print(b); } static int foo(int a) { a = bar(a+2); System.out.print(a); return a; } static int bar(int a) { System.out.print(a); return a +5; } }
b) 49914
class Driver { public static void main(String[] args) { int a = bar(3); int b = foo(a); System.out.print(b); } static int foo(int a) { a = bar(a+2); System.out.print(a); return a; } static int bar(int a) { System.out.print(a); return a + 5; } }
c) 3101515
class Driver { public static void main(String[] args) { foo(3); bar(5); } static void foo(int a) { System.out.print(a); bar(a+1); } static void bar(int a) { System.out.print(a); }
c) 345
class Driver { public static void main(String[] args) { foo(); bar(); } static void foo() { System.out.print("foo"); } static void bar() { foo(); System.out.print("bar"); } }
c) foofoobar
Which of the following correctly declares a variable of type char in Java?
char a; char a = '0';
class Driver { public static void main(String[] args) { int a = bar(2); int b = foo(a); System.out.print(b); } static int foo(int a) { a = bar(a+2); System.out.print(a); return a; } static int bar(int a) { System.out.print(a); return a + 5; } }
d) 291414
class Driver { public static void main(String[] args) { foo(5); bar(3); } static void foo(int a) { System.out.print(a); bar(a+1); static void bar(int a) { System.out.print(a); } }
d) 563
class Driver { public static void main(String[] args) { bar(); foo(); } static void foo() { foo(); System.out.print("bar"); } static void bar(0 { foo(); System.out.print("bar"); }
d) foobarfoo
class Driver { public static void main(String[] args) { foo(); bar(); } static void foo() { System.out.print("foo"); } static void bar() { System.out.print("bar"); foo(); }
d) foobarfoo
Which of the following Java literals have the data type double?
3.14 3.0
Which of the following Java literals have the data type float?
3f 3.14f
3 > 5, result will be what data type?
Boolean
3> 5.0, result will be what data type?
Boolean
3 + 5, result will be what data type?
Int
5/3, result will be what data type?
Int
Which of the following would be the best data type for a variable to store the number of students enrolled at ASU?
Int
Which of the following would be the best data type for a variable to store the passenger capacity on a bus?
Int
Which of the following would be the best data type for a variable to store your age in years?
Int
What would be the best data type to store a phone number?
Int or String
"3" + "5", result will be what data type?
String
What would be the best data type to store a book title?
String
What would be the best data type to store a pet's name?
String
What would be the best data type to store a street address?
String
Which of the following are NOT Java primitive data types?
String Random Array Math class
Which of the following are NOT Java primitive data types?
String Static Array Math Class
Which of the following correctly declares a variable of type String in Java?
String a; String a = "0";
Which of the following Java literals have the data type boolean?
True False
3 + 5.0, result will be what data type?
double
3.0 + 5.0, result will be what data type?
double
3f + 5.0, result will be what data type?
double
class Driver { public static void main(String[] args) { int a = bar(3); int b = foo(a); System.out.print(b); } static int foo(int a) { System.out.print(a); a = bar(a + 2); return a; } static int bar(int a) { System.out.print(a); return a + 5; } }
e) 381015
class Driver { public static void main(String[] args) { foo(5); bar(3); } static void foo(int a) { System.out.print(a); } static void bar(int a) { foo(a+1); System.out.print(a); } }
e) 543
class Driver { public static void main(String[] args) { bar(); foo(); } static void foo() { bar(); System.out.print("foo"); } static void bar() { System.out.print("bar"); } }
e) barbarfoo
class Driver { public static void main(String[] args) { int a = bar(2); int b = foo(a); System.out.print(b); } static int foo(int a) { System.out.print(a); a = bar(a + 2); return a; } static int bar(int a) { System.out.print(a); return a + 5; } }
f) 27914
class Driver { public static void main(String[] args) { foo(3); bar(5); } static void foo(int a) { System.out.print(a); } static void bar(int a) { foo(a+1); System.out.print(a); } }
f) 365
class Driver { public static void main(String[] args) { bar(); foo(); } static void foo() { System.out.print("foo"); } static void bar() { System.out.print("bar"); foo(); } }
f) barfoofoo
Which of the following correctly declares a variable of type float in Java?
float a; float a = 0f;
Which of the following Java literals have the data type char?
'a' '\n'
Which of the following Java literals have the data type int?
123 -3
Which of the following would be the best data type for a variable to value of the numeric constant Pi?
Double
Which of the following would be the best data type for a variable to store your height in meters?
Float
Which of the following would be the best data type or a variable to store the average score on the final exam?
Float
Which of the following are Java primitive data types?
Float Boolean Char Int Double
Which of the following are Java primitive data types?
Float Int Boolean Char Double
class Driver { public static void main(String[] args) { foo(5); bar(3); } static void foo(int a) { bar(a+1); System.out.print(a); static void bar(int a) { System.out.print(a); } }
b) 653
class Driver { public static void main(String[] args) { bar(); foo(); } static void foo() { System.out.print("foo"); bar(); } static void bar() { System.out.print("bar"); } }
barfoobar
