Which are circuits in the graph? If not, why not? (a) E→F→ A B C D (b) B C D F A B (c) A-D-E-F-A (d) C⇒ D⇒F→B-D (e) F→E F→-D-E-F B C D OD. No, it is not a circuit. There is no edge joining vertices (Use a comma to separate answers as needed) F OA. Yes, it is a circuit. OB. No, it is not a circuit. It does not begin and end at the same vertex. OC. No, it is not a circuit. The edge joining vertices is used more than once. (Use a comma to separate answers as needed.) E G (c) Is A → D E F →A a circuit? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. ... OA. Yes, it is a circuit. OB. No, it is not a circuit. There is no edge joining vertices (Use a comma to separate answers as needed.) OC. No, it is not a circuit. It does not begin and end at the same vertex. OD. No, it is not a circuit. The edge joining vertices is used more than once. (Use a comma to separate answers as needed.) (d) Is CD→F→B→D a circuit? Select the correct choice below and, if necessary, fill in the answer box to complete your choice.

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
Which are circuits in the graph? If not, why not?
(a) E→ F→ A
B C D
(b) B
F→A→ B
(c) A
F A
(d) CD
F→B⇒D
F→D-E-F
(e) F→E
C D
D
E
Be
CO
D
is used more than once.
A. Yes, it is a circuit.
B. No, it is not a circuit. It does not begin and end at the same vertex.
OC. No, it is not a circuit. The edge joining vertices
(Use a comma to separate answers as needed.)
OD. No, it is not a circuit. There is no edge joining vertices
(Use a comma to separate answers as needed.)
F
(c) Is A DE→F→A a circuit? Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
is used more than once.
E
OA. Yes, it is a circuit.
OB. No, it is not a circuit. There is no edge joining vertices
(Use a comma to separate answers as needed.)
OC. No, it is not a circuit. It does not begin and end at the same vertex.
OD. No, it is not a circuit. The edge joining vertices
(Use a comma to separate answers as needed.)
(d) Is CD F→B→D a circuit? Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
G
...
Transcribed Image Text:Which are circuits in the graph? If not, why not? (a) E→ F→ A B C D (b) B F→A→ B (c) A F A (d) CD F→B⇒D F→D-E-F (e) F→E C D D E Be CO D is used more than once. A. Yes, it is a circuit. B. No, it is not a circuit. It does not begin and end at the same vertex. OC. No, it is not a circuit. The edge joining vertices (Use a comma to separate answers as needed.) OD. No, it is not a circuit. There is no edge joining vertices (Use a comma to separate answers as needed.) F (c) Is A DE→F→A a circuit? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. is used more than once. E OA. Yes, it is a circuit. OB. No, it is not a circuit. There is no edge joining vertices (Use a comma to separate answers as needed.) OC. No, it is not a circuit. It does not begin and end at the same vertex. OD. No, it is not a circuit. The edge joining vertices (Use a comma to separate answers as needed.) (d) Is CD F→B→D a circuit? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. G ...
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