49. You need to swap the first and last values in list. Which option produces the correct process? (A) list (1) list [LENGTH) list [LENGTH]- list [1] tempValue list [LENGTH) list [1] tempValue (B) list [1] list [LENGTH] (C) tempValue - list [LENGTH) list [1] list [LENGTH] list [1] tempValue (D) tempValue - list [LENGTH) list [1] tempValue list (LENGTH] list [tempValue] 0. What is the value of carChk after the code below runs? PROCEDURE carMaint (miles) ( checkUp false IF (miles 2 4999) 1 checkUp - true } RETURN (checkUp) } carchi carMaint (4999) (A) False (B) True (C) 5000

49. You need to swap the first and last values in list. Which option produces the correct process? (A) list (1) list [LENGTH) list [LENGTH]- list [1] tempValue list [LENGTH) list [1] tempValue (B) list [1] list [LENGTH] (C) tempValue - list [LENGTH) list [1] list [LENGTH] list [1] tempValue (D) tempValue - list [LENGTH) list [1] tempValue list (LENGTH] list [tempValue] 0. What is the value of carChk after the code below runs? PROCEDURE carMaint (miles) ( checkUp false IF (miles 2 4999) 1 checkUp - true } RETURN (checkUp) } carchi carMaint (4999) (A) False (B) True (C) 5000

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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Question

Please answer this 3 questions show work and explanation this is not an graded assignment!

48. Which diagram matches the code below?
MOVE_FORWARD (2)
ROTATE_LEFT (3)
MOVE_FORWARD (3)
ROTATE RIGHT (1)
MOVE_FORWARD (1)
ROTATE LEFT (3)
MOVE_FORMARD (1)
ROTATE RIGHT (3)
A.
Start
Start
C.
End
End
Start
Start
B.
End
D.
End

49. You need to swap the first and last values in a
list. Which option produces the correct process?
(A) list (1) list [LENGTH)
list (LENGTH] list [1]
(B) tempValue - list [LENGTH)
list [1] tempValue
list [LENGTH]
list [1]
(C) tempValue - list [LENGTH)
list [LENGTH] list [1]
list [1] tempValue
(D) tempValue list [LENGTH)
list (1) tempValue
list (LENGTH]- list (tempValue]
50. What is the value of carChk after the code
below runs?
PROCEDURE carMaint (miles)
{
checkUp = false
IF (miles 2 4999)
{
checkUp - true
}
RETURN (checkUp)
}
carChk carMaint (4999)
(A) False
(B) True
(C) 5000
(D) 4999

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