What is the syntax for a 'do-while' loop in C++?

do { /* code */ } while (condition);

24. How is the syntax of a do/while loop in C++ defined?

1. do { // code block to be executed } while (condition);

Which of the following is a valid for loop in C++?

All of the other answers are valid loops.

What is a variable in C++?

A named storage location used to store data

What is the syntax for a 'do-while' loop in C++?

do { /* code */ } while (condition);

Continue statement in C++

1. Skips the running iteration and executes next

How is the syntax to declare a vector in c ++ ?

tipo_de_dato nombre_del_vector[tamaño];

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Competency 3

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Questions 27

Answers

1
Which part of a 'do-while' loop in C++ is evaluated after executing the loop body?
Condition
Decrement
Increment
Initialization
2
What is the syntax for a 'do-while' loop in C++?
while (condition) { /* code */ } do;
for (initialization; condition; update) { /* code */ }
do (condition) { /* code */ } while;
do { /* code */ } while (condition);
3
In c++ "cin" is a?
extraction operator
predefined object
class
function
4
Which function is used to find the size of a vector in C++?
get_size()
size()
vector_size()
length()
5
24. How is the syntax of a do/while loop in C++ defined?
3. do { // code block to be executed } (condition) while;
1. do { // code block to be executed } while (condition);
4. do while { // code block to be executed } (condition);
2. do while (condition) { // code block to be executed };
6
How do you check the size of a vector in C++?
vectorName.size();
vectorName.size;
vectorName.length;
vectorName.count();
7
Which of these is NOT an arithmetic operator in C++
+
/
%
**
8
"cin" & "cout" are function in c++
statement is wrong
FALSE
TRUE
statement is right, I don't know the answer
9
How do you start writing a while loop in C++?
while x > y {
while (x > y)
while x > y:
x > y while {
10
What will be the output of the following do-while loop in C++?
5 6
No output
5 6 7
5
11
What is the correct way to declare a do-while loop in C++?
do { ... } while (condition);
do while (condition) { ... };
while (condition) do { ... }
while do (condition) { ... };
12
A for loop is best for when we have
not enough fun
too many exams
unknown number of iterations
known range of values
13
Which of the following is a valid for loop in C++?
for (int i = 0; i < 10; i++) {}
for (int i = 0;;i += 2) {}
All of the other answers are valid loops.
for (;;) {}
14
way of declaring variable in c++
int a{10};
int a=10;
All the above
int a(10);
15
What is a variable in C++?
A special symbol used for mathematical operations
A reserved keyword
A function that returns a value
A named storage location used to store data
16
Which operator is used to access elements of a vector in C++?
[]
:
.
->
17
Variable in C++ that includes decimals?
booleans
integers
characters
doubles
18
"do-while" loop in C++ is guaranteed to execute at least once, regardless of the loop condition.
True
False
19
How do you declare and initialize a constant variable in C++?
const int x = 0;
int const = 0;
const int x = 0
const x = 0;
20
What is the syntax for a 'do-while' loop in C++?
do { /* code */ } while (condition);
do (condition) { /* code */ } while;
for (initialization; condition; update) { /* code */ }
while (condition) { /* code */ } do;
21
A statement in C++ is...
like a sentence.
like a card.
like a bird.
like a letter.
22
Continue statement in C++
1. Breaks the loop
1. Runs the loop again from starting
1. Continues the loop without any change
1. Skips the running iteration and executes next
23
Which of the following is relational operator in c++
||
=
+
>
24
Which of the following is not a valid arithmetic operator in C++?
%
+
*
^
25
How is the syntax to declare a vector in c ++ ?
nombre_del_vector tipo_de_dato[tamaño];
nombre_del_vector tipo_de_dato[tamaño]
tipo_de_dato nombre_del_vector[tamaño];
nombre_del_vector tamaño[tamaño];
26
What is the purpose of 'break' statement in C++?
b) Exits the loop
c) Skips the current iteration of the loop
a) Terminates the program
d) Jumps to a specific label in the code
27
What type of loop is a do-while loop in C++?
Pre-test loop
Infinite loop
Post-test loop
Entry-controlled loop

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