clickerquiz3sec1 - = n y n ] [ lim = n y n (c) (d) 1 ] [...

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Quiz #03.1 – p.1 ECSE-2410 Signals & Systems - Fall 2007 Tue 09/14/07 1. Which one of the following is correct? Starting with ] [ ] [ ] [ n b n a n c = , then (a) ] 1 [ ] 1 [ ] 1 [ = n b n a n c (b) ] 1 [ ] 1 [ ] 2 [ = n b n a n c (c) ] 1 [ ] 1 [ ] [ = n b n a n c (d) ] 1 [ ] 1 [ ] 1 [ = + n b n a n c (e) ] 1 [ ] 1 [ ] 1 2 [ = n b n a n c
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2. For the convolution ] [ ] [ ] [ n b n a n c = , i.e. n ] [ n c 1 1 n ] [ n b 1 1 the value of α in is: ] [ n b (a) 0 = (b) 1 = (c) 2 = (d) 3 = (e) 4 = n ] [ n a 1 = 2 2 1 1 0 1 0 0 2 2 3 1 1 1 − −
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3. Given LTI ] [ n x ] [ n y ] [ n h where ] 1 [ ] 1 [ ] [ + = n n n x δ and ] 1 [ ] [ ] [ + = n n n h , then 1 ] [ = n n y is (a) 2 ] 1 [ = y (b) 1 ] 1 [ = y (c) 0 ] 1 [ = y (d) 1 ] 1 [ = y (e) 2 ] 1 [ = y
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4. An LTI system has an impulse response ] 1 [ ] [ 2 ] [ + = n n n h δ . When a step input ] [ ] [ n u n x = , is applied the output, , ultimately reaches a constant magnitude , i.e. , ] [ n y n as (a) (b) 1 ] [ lim
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Unformatted text preview: = n y n ] [ lim = n y n (c) (d) 1 ] [ lim = n y n 2 ] [ lim = n y n (e) lim 3 ] [ = n y n 0 ] [ n y n ] [ lim n y n n as 5. The equation for the straight line, ] [ n x , ] n [ x O O 1 3 2 is (a) 2 ] [ + = n n x (b) 2 ] [ = n n x (c) 2 ] [ + = n n x (d) 2 ] [ = n n x (e) 2 2 ] [ + = n n x n k 1 1 2 L 3 4 k L L L O O 1 2...
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clickerquiz3sec1 - = n y n ] [ lim = n y n (c) (d) 1 ] [...

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