Given: Process Start time End Time A 5 7 B 2 4 C 3 6 D 1 8

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Answer 1

Question

Chapter 8, Problem 8.9HW

Program Plan Intro

Given:

Process Start time End Time
A 5 7
B 2 4
C 3 6
D 1 8

Expert Solution & Answer

Explanation of Solution

Determine whether the pair of processes run concurrently or not:

Diagram for processes AB:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 1

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “B” starts with “2” and end with “4”.
Process “A” and “B” are not concurrent with respect to each other because their corresponding executions do not overlap, that is, process “A” completes before process “B” starts.

Therefore, the processes “AB” are do not run concurrently.

Diagram for processes AC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 2

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “C” starts with “3” and end with “6”.
Process “A” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “A” completes.

Therefore, the processes “AC” are run concurrently.

Diagram for processes AD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 3

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “D” starts with “1” and end with “8”.
Process “A” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “A” completes.

Therefore, the processes “AD” are run concurrently.

Diagram for processes BC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 4

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “C” starts with “3” and end with “6”.
Process “B” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “B” completes.

Therefore, the processes “BC” are run concurrently.

Diagram for processes BD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 5

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “D” starts with “1” and end with “8”.
Process “B” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “B” completes.

Therefore, the processes “BD” are run concurrently.

Diagram for processes CD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 6

Explanation:

In the above timing diagram, process “C” starts with “3” and end with “6”.
Process “D” starts with “1” and end with “8”.
Process “C” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “C” completes.

Therefore, the processes “CD” are run concurrently.

Completed table:

Process pair	Concurrent?
AB	No
AC	Yes
AD	Yes
BC	Yes
BD	Yes
CD	Yes

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Answer 2

Question

Chapter 8, Problem 8.9HW

Program Plan Intro

Given:

Process Start time End Time
A 5 7
B 2 4
C 3 6
D 1 8

Expert Solution & Answer

Explanation of Solution

Determine whether the pair of processes run concurrently or not:

Diagram for processes AB:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 1

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “B” starts with “2” and end with “4”.
Process “A” and “B” are not concurrent with respect to each other because their corresponding executions do not overlap, that is, process “A” completes before process “B” starts.

Therefore, the processes “AB” are do not run concurrently.

Diagram for processes AC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 2

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “C” starts with “3” and end with “6”.
Process “A” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “A” completes.

Therefore, the processes “AC” are run concurrently.

Diagram for processes AD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 3

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “D” starts with “1” and end with “8”.
Process “A” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “A” completes.

Therefore, the processes “AD” are run concurrently.

Diagram for processes BC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 4

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “C” starts with “3” and end with “6”.
Process “B” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “B” completes.

Therefore, the processes “BC” are run concurrently.

Diagram for processes BD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 5

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “D” starts with “1” and end with “8”.
Process “B” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “B” completes.

Therefore, the processes “BD” are run concurrently.

Diagram for processes CD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 6

Explanation:

In the above timing diagram, process “C” starts with “3” and end with “6”.
Process “D” starts with “1” and end with “8”.
Process “C” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “C” completes.

Therefore, the processes “CD” are run concurrently.

Completed table:

Process pair	Concurrent?
AB	No
AC	Yes
AD	Yes
BC	Yes
BD	Yes
CD	Yes

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Answer 3

Question

Chapter 8, Problem 8.9HW

Program Plan Intro

Given:

Process Start time End Time
A 5 7
B 2 4
C 3 6
D 1 8

Expert Solution & Answer

Explanation of Solution

Determine whether the pair of processes run concurrently or not:

Diagram for processes AB:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 1

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “B” starts with “2” and end with “4”.
Process “A” and “B” are not concurrent with respect to each other because their corresponding executions do not overlap, that is, process “A” completes before process “B” starts.

Therefore, the processes “AB” are do not run concurrently.

Diagram for processes AC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 2

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “C” starts with “3” and end with “6”.
Process “A” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “A” completes.

Therefore, the processes “AC” are run concurrently.

Diagram for processes AD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 3

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “D” starts with “1” and end with “8”.
Process “A” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “A” completes.

Therefore, the processes “AD” are run concurrently.

Diagram for processes BC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 4

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “C” starts with “3” and end with “6”.
Process “B” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “B” completes.

Therefore, the processes “BC” are run concurrently.

Diagram for processes BD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 5

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “D” starts with “1” and end with “8”.
Process “B” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “B” completes.

Therefore, the processes “BD” are run concurrently.

Diagram for processes CD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 6

Explanation:

In the above timing diagram, process “C” starts with “3” and end with “6”.
Process “D” starts with “1” and end with “8”.
Process “C” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “C” completes.

Therefore, the processes “CD” are run concurrently.

Completed table:

Process pair	Concurrent?
AB	No
AC	Yes
AD	Yes
BC	Yes
BD	Yes
CD	Yes

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Answer 4

Question

Chapter 8, Problem 8.9HW

Program Plan Intro

Given:

Process Start time End Time
A 5 7
B 2 4
C 3 6
D 1 8

Expert Solution & Answer

Explanation of Solution

Determine whether the pair of processes run concurrently or not:

Diagram for processes AB:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 1

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “B” starts with “2” and end with “4”.
Process “A” and “B” are not concurrent with respect to each other because their corresponding executions do not overlap, that is, process “A” completes before process “B” starts.

Therefore, the processes “AB” are do not run concurrently.

Diagram for processes AC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 2

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “C” starts with “3” and end with “6”.
Process “A” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “A” completes.

Therefore, the processes “AC” are run concurrently.

Diagram for processes AD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 3

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “D” starts with “1” and end with “8”.
Process “A” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “A” completes.

Therefore, the processes “AD” are run concurrently.

Diagram for processes BC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 4

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “C” starts with “3” and end with “6”.
Process “B” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “B” completes.

Therefore, the processes “BC” are run concurrently.

Diagram for processes BD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 5

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “D” starts with “1” and end with “8”.
Process “B” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “B” completes.

Therefore, the processes “BD” are run concurrently.

Diagram for processes CD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 6

Explanation:

In the above timing diagram, process “C” starts with “3” and end with “6”.
Process “D” starts with “1” and end with “8”.
Process “C” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “C” completes.

Therefore, the processes “CD” are run concurrently.

Completed table:

Process pair	Concurrent?
AB	No
AC	Yes
AD	Yes
BC	Yes
BD	Yes
CD	Yes

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Answer 5

Chapter 8, Problem 8.9HW

Program Plan Intro

Given:

Process Start time End Time
A 5 7
B 2 4
C 3 6
D 1 8

Expert Solution & Answer

Explanation of Solution

Determine whether the pair of processes run concurrently or not:

Diagram for processes AB:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 1

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “B” starts with “2” and end with “4”.
Process “A” and “B” are not concurrent with respect to each other because their corresponding executions do not overlap, that is, process “A” completes before process “B” starts.

Therefore, the processes “AB” are do not run concurrently.

Diagram for processes AC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 2

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “C” starts with “3” and end with “6”.
Process “A” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “A” completes.

Therefore, the processes “AC” are run concurrently.

Diagram for processes AD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 3

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “D” starts with “1” and end with “8”.
Process “A” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “A” completes.

Therefore, the processes “AD” are run concurrently.

Diagram for processes BC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 4

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “C” starts with “3” and end with “6”.
Process “B” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “B” completes.

Therefore, the processes “BC” are run concurrently.

Diagram for processes BD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 5

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “D” starts with “1” and end with “8”.
Process “B” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “B” completes.

Therefore, the processes “BD” are run concurrently.

Diagram for processes CD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 6

Explanation:

In the above timing diagram, process “C” starts with “3” and end with “6”.
Process “D” starts with “1” and end with “8”.
Process “C” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “C” completes.

Therefore, the processes “CD” are run concurrently.

Completed table:

Process pair	Concurrent?
AB	No
AC	Yes
AD	Yes
BC	Yes
BD	Yes
CD	Yes

Answer 6

Chapter 8, Problem 8.9HW

Program Plan Intro

Given:

Process Start time End Time
A 5 7
B 2 4
C 3 6
D 1 8

Expert Solution & Answer

Explanation of Solution

Determine whether the pair of processes run concurrently or not:

Diagram for processes AB:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 1

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “B” starts with “2” and end with “4”.
Process “A” and “B” are not concurrent with respect to each other because their corresponding executions do not overlap, that is, process “A” completes before process “B” starts.

Therefore, the processes “AB” are do not run concurrently.

Diagram for processes AC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 2

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “C” starts with “3” and end with “6”.
Process “A” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “A” completes.

Therefore, the processes “AC” are run concurrently.

Diagram for processes AD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 3

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “D” starts with “1” and end with “8”.
Process “A” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “A” completes.

Therefore, the processes “AD” are run concurrently.

Diagram for processes BC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 4

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “C” starts with “3” and end with “6”.
Process “B” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “B” completes.

Therefore, the processes “BC” are run concurrently.

Diagram for processes BD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 5

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “D” starts with “1” and end with “8”.
Process “B” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “B” completes.

Therefore, the processes “BD” are run concurrently.

Diagram for processes CD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 6

Explanation:

In the above timing diagram, process “C” starts with “3” and end with “6”.
Process “D” starts with “1” and end with “8”.
Process “C” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “C” completes.

Therefore, the processes “CD” are run concurrently.

Completed table:

Process pair	Concurrent?
AB	No
AC	Yes
AD	Yes
BC	Yes
BD	Yes
CD	Yes

Answer 7

Chapter 8, Problem 8.9HW

Program Plan Intro

Given:

Process Start time End Time
A 5 7
B 2 4
C 3 6
D 1 8

Answer 8

Expert Solution & Answer

Explanation of Solution

Determine whether the pair of processes run concurrently or not:

Diagram for processes AB:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 1

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “B” starts with “2” and end with “4”.
Process “A” and “B” are not concurrent with respect to each other because their corresponding executions do not overlap, that is, process “A” completes before process “B” starts.

Therefore, the processes “AB” are do not run concurrently.

Diagram for processes AC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 2

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “C” starts with “3” and end with “6”.
Process “A” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “A” completes.

Therefore, the processes “AC” are run concurrently.

Diagram for processes AD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 3

Explanation:

In the above timing diagram, process “A” starts with “5” and end with “7”.
Process “D” starts with “1” and end with “8”.
Process “A” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “A” completes.

Therefore, the processes “AD” are run concurrently.

Diagram for processes BC:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 4

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “C” starts with “3” and end with “6”.
Process “B” and “C” are concurrent with respect to each other because their corresponding executions overlap, that is, process “C” starts before the process “B” completes.

Therefore, the processes “BC” are run concurrently.

Diagram for processes BD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 5

Explanation:

In the above timing diagram, process “B” starts with “2” and end with “4”.
Process “D” starts with “1” and end with “8”.
Process “B” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “B” completes.

Therefore, the processes “BD” are run concurrently.

Diagram for processes CD:

Computer Systems: A Programmer's Perspective Plus Mastering Engineering With Pearson Etext -- Access Card Package (3rd Edition), Chapter 8, Problem 8.9HW , additional homework tip 6

Explanation:

In the above timing diagram, process “C” starts with “3” and end with “6”.
Process “D” starts with “1” and end with “8”.
Process “C” and “D” are concurrent with respect to each other because their corresponding executions overlap, that is, process “D” starts before the process “C” completes.

Therefore, the processes “CD” are run concurrently.

Completed table: