$1$ point

A condition variable is used to wait until a particular condition is true. Condition variables must be used in conjunction with a mutex lock.

True

False

$1$ point

Suppose $P,Q$ and $R$ are co$-$operating processes satisfying Mutual Exclusion condition. If the process $Q$ is executing in its critical section then, $q,$

$\text{'}P\text{'}$ executes in critical sec$$ion

$\text{'}$P$\text{'}$ does not executes in critical section

$\text{'}R\text{'}$ executes in critical section

$\text{'}R\text{'}$ does not executes in critical section