?Identify a true statement of array.find(callback [, thisArg])method.

a	?It tests whether the condition returned by the callback function holds for at least one item in array.

b	?It returns the value of the first element in the array that passes a test in the callback function.

c	?It tests whether the condition returned by the callback function holds for all items in array.

d	?It returns the index of the first element in the array that passes a test in the callback function.

?The appearance of any form element can be changed by modifying style sheets instead of the JavaScript code.

True

False

?The _____ method creates a new array by passing the original array items to the callback function, which returns the equivalent value of the array items.

a	?array.every(callback [, thisArg])

b	?array.map(callback [, thisArg])

c	?array.some(callback [, thisArg])

d	?array.find(callback [, thisArg])

?Increasing the value of the length property adds more items to an array, but the items have null values until they are defined.

True

False

?The value of the length property can be reduced without removing items from an array.

True

False

?Which of the following determines the current size of an array?

?array(length)

?array[length]

?array.length

?array::length

?Identify a compare function that sorts numeric values in descending order.

a	function descending(a, b) { return a - b; }

b	function descending(b, a) { return b; } ?

c	function descending(a, b) { return b - a; }

d	function descending(b, a) { return a; }

?Identify a true statement of array.some(callback [, thisArg])method.

a	?It tests whether the condition returned by the callback function holds for at least one item in array.

b	?It returns the value of the first element in the array that passes a test in the callback function.

c	?It tests whether the condition returned by the callback function holds for all items in array.

d	?It returns the index of the first element in the array that passes a test in the callback function.

?The _____ statement stops processing the commands in the current iteration of the loop and proceeds to the next iteration instead of stopping the program loop altogether.

a

?switch

b

?else

c

?continue

d

?pass

?Identify the general structure of a for loop.

a	for (start;continue;update) { commands }

b	?for (start;update) { commands }

c	?for (start;stop) { commands }

d	?for (start;stop;continue) { commands }

?Identify the structure of an if statement

a	if (condition) { commands }

b	?if { }(condition)

c	if { commands }

d	?if { } (condition){ commands

?A _____, which employs the first-in-first-out (FIFO) principle in which the first item added to the data list is the first removed, is similar to a stack.

a

?frame

b

?bitmap

c

?queue

d	?binary tree

?The getDate() method in a calendar app returns an integer ranging from 0 (Sunday) to 6 (Saturday).

True

False

?Identify the syntax of the statement label.

a	?label = {statements}

b	?statement!(label)

c	?label: statements

d	?statements.label

?Statement labels are used to identify statements in JavaScript code so that the statements can be referenced elsewhere in a program.

True

False

What is the output of the following code? for (var i = 0; i <= 360; i+=60)

a	?i = 0, 60, 120, 180, 240, 360

b	?i = 360, 240, 180, 120, 60, 0

c	?i = 60, 120, 240, 480, 960

d	?i = 600, 300, 240, 180, 120, 60

?Identify the expression in which the initial value of the day variable will be set to match the first day of the calendar month.

a	?var day = Date(calDate(), calDate.getDay(), 1);

b	?var day = new Day(calDate.getDD(), calDate.getMM(),calDate.getYY(),1);

c	?var day = new Day(calDay.getFullMonth(), calDay.getDate(), 1);

d	?var day = new Date(calDate.getFullYear(), calDate.getMonth(), 1);

?A(n) _____ is a collection of values organized under a single name.

a

?index

b

?heap

c

?array

d

?tuple

What is the output of the following code?

var sum = 0;

var x = [1, 3, 7, 11];

?

x.forEach(sumArray);

?

function sumArray(value) {

sum += value;

}

?

a

?0

b

?231

c

?11

d

?22

?JavaScript supports logical operators that connect several expressions.

True

False