Question

whats the answers

What are the values of i for each iteration of: for (i = 0; i < 6; ++i) { } 1 2 3 4 5 O 012345 0 0 1 2 3 4 5 6 1 2 3 4 5 6

Answer 1

What are the values of i for each iteration of:

for(i=0;i<6;++i) {
...
}

ANSWER: option - B

0 1 2 3 4 5

For the following code, indicate how many times the loop body will execute for the following input values : 2 1 0?

userNum = 3;
while (userNum > 0) {
//Do something
// Get userNum from input

ANSWER: option -A
2




in the following expression:
( y== 3) || (x > 2)

What value of y results in short circuit evaluation (skips evaluating second operand

ANSWER: option -D
3

Convert this if-else statement to a single assignment statement using a conditional expression.

if ( x < 20) {
y = x;
}
else {
y = 20;
}

ANSWER: option -B
y = (x < 20) ? x: 20;

Question 25:
if userText is "March 17, 2034". what does userText.indexOf("April") return?

ANSWER: option -A
-1

What is the index of the last letter in the string "Hey"?

ANSWER: option -D
2

Which expression result in true? Assume str1 is "Apples" and str2 is "apples".

ANSWER: option -D
str1.equlas("Apples")

isTall, isRich and isFamous are Boolean variables. What is isFamous after executing the following statements?

isTall = false;
isRich = true;
isFamous = false;

if(isTall && isRich) {
isFamous=true;
}

ANSWER: option -A
false

numItems and userVal are int types. What is the final value of numItems if userVal=3?

switch (userVal) {
case 1:
numItems = 5;
break;
case 3:
numItems = 12;
break;
case 4:
numItems = 99;
break;
default:
numItems = 55;
break;
}

ANSWER: option -B
12

Which operator is evaluated first?
w + 3 > x - y * z

ANSWER: option -D

*