2. Here is the API for a robot library. // moves the robot forward function moveForward(); // turns the robot to the left function rotateleft(); // turns the robot to the right function rotateRight(); // checks if a robot can move in any direction // direction {string} - the direction to be checked // return {Boolean} - true if the robot can move in that direction, otherwise returns false function canMove(direction); Which code segment will guarantee that the robot makes it to the gray square without hitting a wall or a barrier (black square)?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Pick A,B,C,D
2.
Here is the API for a robot library.
// moves the robot forward
function moveForward);
// turns the robot to the left
function rotateLeft();
// turns the robot to the right
function rotateRight();
// checks if a robot can move in any direction
// direction {string} - the direction to be checked
// return {Boolean} - true if the robot can move in that direction, otherwise returns false
function canMove(direction);
Which code segment will guarantee that the robot makes it to the gray square without hitting a wall or a barrier (black square)?
O A. function solveMaze(){
moveForward();
moveForward();
rotateRight();
while(canMove("forward")){
moveForward();
rotateLeft();
moveForward();
Mono(
Transcribed Image Text:2. Here is the API for a robot library. // moves the robot forward function moveForward); // turns the robot to the left function rotateLeft(); // turns the robot to the right function rotateRight(); // checks if a robot can move in any direction // direction {string} - the direction to be checked // return {Boolean} - true if the robot can move in that direction, otherwise returns false function canMove(direction); Which code segment will guarantee that the robot makes it to the gray square without hitting a wall or a barrier (black square)? O A. function solveMaze(){ moveForward(); moveForward(); rotateRight(); while(canMove("forward")){ moveForward(); rotateLeft(); moveForward(); Mono(
rotateRight();
while (canMove("forward")){
moveForward();
rotateLeft();
moveForward();
function solveMaze(){
О в.
while (canMove("forward")){
moveForward();
rotateRight();
moveForward();
moveForward();
rotateLeft();
moveForward();
O C. function solveMaze(){
rotateRight();
moveForward();
rotateLeft();
while (canMove ("forward")){
moveForward();
rotateRight();
moveForward();
moveForward();
rotateLeft();
moveForward();
O D. function solveMaze(){
rotateRight ();
moveForward();
rotateLeft();
moveForward();
while (canMove("forward")){
moveForward();
rotateLeft();
moveForward();
Transcribed Image Text:rotateRight(); while (canMove("forward")){ moveForward(); rotateLeft(); moveForward(); function solveMaze(){ О в. while (canMove("forward")){ moveForward(); rotateRight(); moveForward(); moveForward(); rotateLeft(); moveForward(); O C. function solveMaze(){ rotateRight(); moveForward(); rotateLeft(); while (canMove ("forward")){ moveForward(); rotateRight(); moveForward(); moveForward(); rotateLeft(); moveForward(); O D. function solveMaze(){ rotateRight (); moveForward(); rotateLeft(); moveForward(); while (canMove("forward")){ moveForward(); rotateLeft(); moveForward();
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