CodeRush_Round1

Front

What is the output of:
a = 5
b = 3
result = a & b
print(result)

Back

1

Front

What is the output of:
num = 4;
result = num << 2;
print(result)

Back

16

Front

What is the output of:
s = "HelloWorld";
result = s[1:5] + s[-5:];
print(result)

Back

elloWorld

Front

What is the list after: lst = [10,20,30,40]; lst.append(50); lst.insert(1,15); print(lst)

Back

[10,15,20,30,40,50]

Front

What is the output of the C++ switch case with x=2?
switch (x)
{
case 1:
cout << ''One'';
break;
case 2:
cout << ''Two'';
case 3:
cout << ''Three'';
break;
default:
cout << ''Default''; }

Back

TwoThree

Front

What happens with: while True: print("Hello")

Back

Infinite loop

Front

What is the output of:
num=12;
if(!(num&1))
printf("1+1");
else
printf("1-1");

Back

"1+1"

Front

What does this count?
char str[] = 'Hello World';
int count = 0;
for (int i = 0; i < strlen(str); i++)
{
char ch = tolower(str[i]);
if (ch == 'a' || ch == 'e' || ch == 'i' || ch == 'o' || ch == 'u')
{
count++;
} }
printf('%d', count);

Back

2

Front

What is the output of: nested_tuple = (1, (2, 3), (4, 5, (6, 7))) print(nested_tuple[2][2][1])

Back

7

Front

What is the output of:
my_list = [1, 2, 2, 3, 4, 4, 5]
a = list(set(my_list))
print(a)

Back

[1,2,3,4,5]