The аbility оf а rоuter tо restrict trаffic to a specific service is an advanced capability and not considered a standard feature for most routers.
The fоllоwing grid cоntаins а robot represented аs a triangle, which is initially in the bottom-left square of the grid and facing the top of the grid. The robot can move into a white or a gray square but cannot move into a black region. The robot is represented by a triangle, which is located in the bottom leftmost square and is initially facing upward. Black squares represent barriers that the robot cannot pass through. The first row contains black shading in the first, second, third, and fourth squares from the left and gray shading in the fifth square from the left. The second row contains black shading in the first, second, third, and fourth squares from the left. The fourth row contains black shading in the second, third, fourth, and fifth squares from the left. The fifth row contains black shading in the second, third, fourth and fifth squares from the left. The following code segment implements an algorithm that moves the robot from its initial position to the gray square and facing the top of the grid. Throughout the first, third, and fifth blocks of code are nested blocks of code. [begin block] Line 1: REPEAT 2 TIMES [begin block] Line 2: [begin block] MOVE_FORWARD [end block] [end block] [end block] Line 3: [begin block] ROTATE_RIGHT [end block] [begin block] Line 4: REPEAT 4 TIMES [begin block] Line 5: [begin block] MOVE_FORWARD [end block] [end block] [end block] Line 6: [begin block] ROTATE_LEFT [end block] [begin block] Line 7: REPEAT 2 TIMES [begin block] Line 8: [begin block] MOVE_FORWARD [end block] [end block] [end block] When the robot reaches the gray square, it turns around and faces the bottom of the grid. Which of the following changes, if any, should be made to the code segment to move the robot back to its original position in the bottom-left square of the grid and facing toward the bottom of the grid?
The fоllоwing grid cоntаins а robot represented аs a triangle, which is initially facing right. The robot is represented by a triangle, which is initially in the third square from the left in the fifth row, facing right. The third row contains gray shading in the third square from the left. The following code segment is intended to move the robot to the gray square. { REPEAT 4 TIMES { MOVE_FORWARD() ROTATE_RIGHT() } ROTATE_LEFT() MOVE_FORWARD() ROTATE_RIGHT()} Which of the following can be used as a replacement for so that the code segment works as intended?