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Create and implement a lexical analyzer for C-- as follows:
1. Write the set of token types to be returned by lexical analyzer.2. Explain regular expressions for this set of token types.3. Deduce the single DFA from the regular expressions.4. Implement DFA using any software you like (recommend in C program). You must implement lexical analyzer program as implementation of DFA where each state in DFA is separate function.
Consider the language L = L1 ∩ L2, where L1 = {ww^R : w ∈ {a, b}* and L2 = {a^n b*a^n: n ≥ 0}. Write the first four strings in the lexicographic enumeration of L?
Write down a structural induction principle for the PlayTree free type
Discuss the impact of Moore's law on data center costs on such things as servers and communications equipment. List at least 3 steps or recommendations your data center can take to offset some or all of the effect of Moore's law.
Show that the following identities hold for regular expressions over any alphabet: epsilon + R*R = R*. These should be done by interpreting the regular expressions as languages.
How the problem would be encountered in attempting to represent the following statements in Predicate logic. it should be possible to: John only likes to see French movies.
Create a program that reads integers in range 0 .. 9999. The event stops reading if -99 is entered. Your event should use Stack to store those numbers then it used Priority Queue to print out those numbers in ascending order.
Suppose f is a function that returns the result of reversing the string of symbols given as its input, and g. What ambiguity exists in the statement x?
Write some examples of declarative knowledge. Write some examples of procedural knowledge. Then, compare examples, highlighting the similarities & differences.
Design a Mealy FSM with the input A and an output Z. If 10101 shows up on A, then in same cycle 1 must show up on Z, else Z is 0.
Argue that the following prob is NP Complete. Given list of positive integers, u1,u2,...un (in binary representation) and asked if there is partition of this set into 3 subsets, each of which has same sum.
Create a Mealy Machine which produces the output of 1 whenever discrepancy in above pattern is detected, and produces the output of 0 otherwise. Write states meaningful names.
There are four processes that are going to share nine tape drives. Their current and maximum number of allocation numbers. Is system in a safe state? Explain why or why not?
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