Question: 1. Chose match(es) for each given basic/extended regular expression (maybe multiple correct matches) and describe the pattern of matched string for 3),4), 6), 11). e.g.

1. Chose match(es) for each given basic/extended regular expression (maybe multiple correct matches) and describe the pattern of matched string for 3),4), 6), 11). e.g. aba (extended regex a) ababa b) aba c)abbadaabaa eaa Answer: bc; Pattern:The matched string should begin and end with 'a and 'b'occurs at least once between leading and ending 'a 1) a(ab)a 2) a?lb 3) nd) 4) Ta-z 10-9 (a)ababa (b) aaba (c) aabab d) aabbaa (cjaa (a) abc (b) a?be(cab (d) a? (e) abcbe (a) wind () window (c)end d) good (c)will (a) at(b)6 d) a6 (c)aa. 5) 'a(alb) a (a)ababa (b) aaba (c) aabab (d) aabbaa (ejaa 6) Ta-za-z0-9) (b)xey )1 (b) az (c) azbcbc (d) acc (e)acz (b) a*2 (c) ab2 ) b (e)aaa (a) x+9 (d)y x*y 7) 'a (bc)z (a)azbe 8) 'a. 10-9] (a)al1
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