EBK NETWORK+ GUIDE TO NETWORKS
7th Edition
ISBN: 8220102452480
Author: ANDREWS
Publisher: YUZU
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Expert Solution & Answer
Chapter D, Problem 99MC
Program Description Answer
Ethernet and ATM both specify Data Link layer framing techniques, but Ethernet uses variably sized packets and ATM uses fixed-sized cells.
Hence, the correct answer is option “B”.
Expert Solution & Answer
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Students have asked these similar questions
Problem 3: Consider the two-link planar elbow manipulator shown below with link information: a₁ = 3,
a₂ = 3.
a2
S
3/0
Link | a | ai | di
ai
| di | 0i |
มา
02
21
02.
12
01
0 0 01
02
0
0
02
01
To
(a) Find the location of the end-effector P° if the joint angles are:
0₁ = 140°, 0₂ = 30°
(b) Find the values of joint variables 01, 02 if the robotic manipulator is commanded to reach the desired
location of Pº = [4.5, 3,0]. Notice there are possibly two sets of solutions.
(c) Also sketch the two poses of the robot for the computed joint variables.
Page 5 of 7
Problem 5: The following shows the schematic of a SCARA robot and its DH parameters. Complete the
following questions based on this information.
20
01
21
02.
22
done by
ai
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di
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21
d3
1
a1
0
0
0₁**
2
a2
180°
0
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3
0
0
d3
0
The Jacobian matrix of this robot is given below:
-a1S1a2S12
-a2S12
J(q) =
a1c1 + a2c12
0
a2C12
0
10°
(a) For a₁ = 1, a2 = 2, is q = 180° a singularity configuration of this robot?
a1
3
[10°1
(b) For a₁ = 1, a2 = 2, is q = | 0° a singularity configuration of this robot?
3
(c) Consider the following sequence of rotations:
1) Rotate by 130° about the world z-axis
2) Rotate by 45° about the current x-axis
3) Rotate by -30° about the world/fixed y-axis
Compute the resulting overall rotation matrix R. Notice that you need to provide the numerical
solution to the matrix R.
(d) Find R giving the following rotation matrices.
1
0
0
1
√√3
го о
0
0
R₁₁ =
2
R₁ = 0
1
0
1
0
0
0
2
2
Chapter D Solutions
EBK NETWORK+ GUIDE TO NETWORKS
Ch. D - Prob. 1MCCh. D - Prob. 2MCCh. D - Prob. 3MCCh. D - Prob. 4MCCh. D - Prob. 5MCCh. D - Prob. 6MCCh. D - Prob. 7MCCh. D - Prob. 8MCCh. D - Prob. 9MCCh. D - Prob. 10MC
Ch. D - Prob. 11MCCh. D - Prob. 12MCCh. D - Prob. 13MCCh. D - Prob. 14MCCh. D - Prob. 15MCCh. D - Prob. 16MCCh. D - Prob. 17MCCh. D - Prob. 18MCCh. D - Prob. 19MCCh. D - Prob. 20MCCh. D - Prob. 21MCCh. D - Prob. 22MCCh. D - Prob. 23MCCh. D - Prob. 24MCCh. D - Prob. 25MCCh. D - Prob. 26MCCh. D - Prob. 27MCCh. D - Prob. 28MCCh. D - Prob. 29MCCh. D - Prob. 30MCCh. D - Prob. 31MCCh. D - Prob. 32MCCh. D - Prob. 33MCCh. D - Prob. 34MCCh. D - Prob. 35MCCh. D - Prob. 36MCCh. D - Prob. 37MCCh. D - Prob. 38MCCh. D - Prob. 39MCCh. D - Prob. 40MCCh. D - Prob. 41MCCh. D - Prob. 42MCCh. D - Prob. 43MCCh. D - Prob. 44MCCh. D - Prob. 45MCCh. D - Prob. 46MCCh. D - Prob. 47MCCh. D - Prob. 48MCCh. D - Prob. 49MCCh. D - Prob. 50MCCh. D - Prob. 51MCCh. D - Prob. 52MCCh. D - Prob. 53MCCh. D - Prob. 54MCCh. D - Prob. 55MCCh. D - Prob. 56MCCh. D - Prob. 57MCCh. D - Prob. 58MCCh. D - Prob. 60MCCh. D - Prob. 61MCCh. D - Prob. 62MCCh. D - Prob. 63MCCh. D - Prob. 64MCCh. D - Prob. 65MCCh. D - Prob. 66MCCh. D - Prob. 67MCCh. D - Prob. 68MCCh. D - Prob. 70MCCh. D - Prob. 71MCCh. D - Prob. 72MCCh. D - Prob. 73MCCh. D - Prob. 74MCCh. D - Prob. 75MCCh. D - Prob. 76MCCh. D - Prob. 77MCCh. D - Prob. 78MCCh. D - Prob. 79MCCh. D - Prob. 80MCCh. D - Prob. 81MCCh. D - Prob. 83MCCh. D - Prob. 84MCCh. D - Prob. 85MCCh. D - Prob. 86MCCh. D - Prob. 87MCCh. D - Prob. 88MCCh. D - Prob. 89MCCh. D - Prob. 90MCCh. D - Prob. 91MCCh. D - Prob. 92MCCh. D - Prob. 93MCCh. D - Prob. 94MCCh. D - Prob. 95MCCh. D - Prob. 96MCCh. D - Prob. 97MCCh. D - Prob. 98MCCh. D - Prob. 99MCCh. D - Prob. 100MC
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