1 votes 1 votes Theory of Computation theory-of-computation + – KISHALAY DAS asked Dec 25, 2016 KISHALAY DAS 687 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 4 votes 4 votes (B) CSL but not CFL. Since a PDA can never check if the length is prime or not. Samujjal Das answered Dec 25, 2016 • selected Dec 25, 2016 by Arjun Samujjal Das comment Share Follow See all 14 Comments See all 14 14 Comments reply KISHALAY DAS commented Dec 25, 2016 reply Follow Share ans given CFL 0 votes 0 votes Arjun commented Dec 25, 2016 reply Follow Share @Kishalay You can buy it then :X 3 votes 3 votes saurabh rai commented Dec 25, 2016 reply Follow Share @Arjun sir i think their test series is closed under complement so why they r marking wrong answers also as correct :P 3 votes 3 votes Samujjal Das commented Dec 25, 2016 reply Follow Share There are hell lot of mistakes in ACE test series. 0 votes 0 votes Arjun commented Dec 25, 2016 reply Follow Share But test takers must also have the sense to identify mistakes and not be blind followers :( 0 votes 0 votes Samujjal Das commented Dec 25, 2016 reply Follow Share Actually people get confused and start doubting their concepts. 0 votes 0 votes Arjun commented Dec 25, 2016 reply Follow Share ACE answer keys hardly gets above 80% for actual GATE. You can wait and watch this time also. And someone even told that the test series questions are made by M.Tech. students of ACE engineering college (guess what GATE rank). 0 votes 0 votes Samujjal Das commented Dec 25, 2016 reply Follow Share Wow!! Didn't know this!! :D 1 votes 1 votes sittian commented Dec 25, 2016 i reshown by Arjun Dec 26, 2016 reply Follow Share @arjun sir seriously it is nt good to blme and point out fault in ny test series , I gave ur GO test nd there is also same thing i found, else ace one provides solutions ur GO gate mostly has no solution nd error also. –3 votes –3 votes Arjun commented Dec 25, 2016 reply Follow Share @sittian Ur GO test? How do you know it is mine? Point out any error in any question made by me. Moreover do you think you know topics well enough to identify mistakes? You have one of the highest percentage of downvotes here - shows something... Received: 91 up votes, 38 down votes 1 votes 1 votes Arjun commented Dec 25, 2016 reply Follow Share From your profile About: it is worst site, only time wasting here. who told you to waste time here? Someone forced you? 1 votes 1 votes sittian commented Dec 26, 2016 i reshown by Arjun Dec 26, 2016 reply Follow Share haha if someone give me upvote then i hve no problem ,then same thing downvote : no problem. About :: its my personal experience. I don't say someone forced me. GO 2017 Programming questions has some error.All are not error free. Many CO questions have no answers. time waste tov hota h sir ...hm question post krte h and no one reply. –4 votes –4 votes Arjun commented Dec 26, 2016 reply Follow Share Sorry, it is not your personal preference. Because you are not going to post anything more here.. 4 votes 4 votes gatesjt commented Dec 26, 2016 reply Follow Share @sittian gateoverflow is a community and not an institute. U shouldn't comment if u don't understand something 0 votes 0 votes Please log in or register to add a comment.