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Describe the role of a mutex (mutual exclusion) in multithreading. Provide an example scenario where mutexes are essential.
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- Design a DFA to accept all binary strings over {0, 1} which are not divisible by 4. (For example, a string 1010 in binary is equivalent to 10 in decimal and 10 is not divisible by 4)(a) The infix representation is P /(Q + R) ∗ X − Y(b) The postfix representation is X Y Z P QR ∗ +/ − ∗(c) The prefix representation is + ∗ −M N P /RSExplain Complements of Canonical.
- C++ Program: Make a program that would demonstrate the concept of Line Coding: Polar NRZ: Remember: if next bit is 1, there is inversion if next bit is 0, no inversion neg – means the signal is in the negative axis pos – means the signal is in the positive axis inv – means there is inversion no inv – means there is no inversion a. initially high (starts with positive, inverse is negative) Input: 1 1 1 0 0 1 0 1 1 0 0 0 Output: inv neg inv pos inv neg no inv neg no inv neg inv pos no inv pos inv neg inv pos no inv pos no inv pos no inv pos b. initially low (starts with negative, inverse is positive) Input: 1 1 1 0 0 1 0 1 1 0 0 0 Output: inv pos inv neg inv pos no inv pos no inv pos inv neg no inv neg inv pos inv neg no inv neg no inv neg no inv neg The logic here is when input is 1, next inputted 1 will be inverse…Find Polish Prefix and Polish Postfix notations for the expression below: A* (C-F)^(A+ B ) /D+ (D+E)^FExplain the role of "byte order" or endianness in InputStreams when dealing with binary data.
- Convert infix to postfix with steps ((A+B)*(C-D)+E)/(F+G) (A+B/C*(D+E)-F) A+(B*C-(D/E-F)*G)*H Convert infix to prefix with steps (A+B)-C/D+E (A+B^C)*D+E^5 Evaluate the postfix notation with steps 10 12 4 + * 24 8 / - 6 10 * 4 8 * + 12 -True/False In Floating Point Addition, the exponents of the two numbers being added need to be made equal before the mantissa fields can be added, as this ensures that the bit positional values are now alignedax2 + bx + c = z (in programming format)