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For the following questions answer them individually
At particular time, the value of a counting semaphore is 10, it will become 7 after
3 V operations
3 P operations
5 V operations and 2 P operations
2 V operations and 5 P operations
The linux command “mknod myfifo b 4 16”
Will create a character device if the user is root
Will create a named pipe FIFO if the user is root
Will create a block device if the user is root
None of the above
Which of the following statement is true?
Hard real time OS has less jitter than soft real time OS
Hard real time OS has more jitter than soft real time OS
Hard real time OS has equal jitter as soft real time OS
Which of these is a super class of all errors and exceptions in the Java language?
Choose the most appropriate HTML tag in the following to create a numbered lists.
Which of the following algorithm solves the all-pair shortest path problem?
If L and P are two recursively enumerable languages, then they are not closed under
Kleene Star L * of L
Intersection $$L \cap P$$
Union $$L \cup P$$
In the context of modular software design, which one of the following combinations is desirable?
High cohesion and high coupling
High cohesion and low coupling
Low cohesion and high coupling
Low cohesion and low coupling
The output of a lexical analyzer is
A parse tree
A stream of tokens
The time complexity of computing the transitive closure of a binary relation on a set of n elements is known to be
$$O(n \log n)$$
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