ITC250 Copyright 2008© ITC 1 Assessment -4- Choose the correct answer

ITC250 Copyright 2008© ITC 2 Q1- ….. state: The process is waiting to be assigned to a process Ready

ITC250 Copyright 2008© ITC 3 Q2- Process States are :new, running,waiting,and terminated. True False

ITC250 Copyright 2008© ITC 4 Q3- process execution must progress in sequential fashion. True False

ITC250 Copyright 2008© ITC 5 Q4- Short-term scheduler is invoked very frequently (milliseconds) and must be fast. True False

ITC250 Copyright 2008© ITC 6 Q5- Process Control Block (PCB) is Information associated with each process. True False

ITC250 Copyright 2008© ITC 7 Q6- Ready queue: set of all processes in the system. True False

ITC250 Copyright 2008© ITC 8 Q7- Message passing may be either blocking or non-blocking True False

ITC250 Copyright 2008© ITC 9 Q8- …...scheduler (or CPU scheduler) – selects which process should be executed next and allocates CPU. Short-term

ITC250 Copyright 2008© ITC 10 Q9- The long-term scheduler controls the degree of …… Multiprogramming

ITC250 Copyright 2008© ITC 11 Q10- process execution must progress in sequential fashion. True False

ITC250 Copyright 2008© ITC 12 Q11- ……a program in execution Process

ITC250 Copyright 2008© ITC 13 Q12- Message passing may be either blocking or non-blocking True False

ITC250 Copyright 2008© ITC 14 Q13- In direct Communication the link may be unidirectional, but is usually bi- directional True False

ITC250 Copyright 2008© ITC 15 Q14- Short-term scheduler (or CPU scheduler) controls the degree of multiprogramming. True False

ITC250 Copyright 2008© ITC 16 Q15- …... queues – set of processes waiting for an I/O device. Device

ITC250 Copyright 2008© ITC 17 Q16- Ready queue: set of all processes in the system. True False

ITC250 Copyright 2008© ITC 18 Q17- An advantage of process independence is Computation speed- up True False

ITC250 Copyright 2008© ITC 19 Q18- ……scheduler (or job scheduler) – selects which processes should be brought into the ready queue. Long-term

ITC250 Copyright 2008© ITC 20 Q19- Send and receive primitives may be either blocking or non-blocking. True False

ITC250 Copyright 2008© ITC 21 Q20- I/O-bound process – spends more time doing I/O than computations, many short CPU bursts. True False

ITC250 Copyright 2008© ITC 22 Q21- Long-term scheduler (or job scheduler) – selects which process should be executed next and allocates CPU. True False

ITC250 Copyright 2008© ITC 23 Q22- Process can migrate between the various queues. True False

ITC250 Copyright 2008© ITC 24 Q23- In Indirect Communication a link is associated with exactly one pair of communicating processes True False

ITC250 Copyright 2008© ITC 25 Q24- Process State waiting: the process is waiting for some event to occur. True False

ITC250 Copyright 2008© ITC 26 Q25- A process states are: new, running, waiting, ….., and terminated state. Ready

ITC250 Copyright 2008© ITC 27 Q26- Process Control Block (PCB) is Information associated with each process. True False

ITC250 Copyright 2008© ITC 28 Q27- Process Control Block (PCB) is Information associated with each process. True False

ITC250 Copyright 2008© ITC 29 Q28- Short-term scheduler (or CPU scheduler) – selects which processes should be brought into the ready queue. True False

ITC250 Copyright 2008© ITC 30 Q29- Operating system does not allow child to continue if its parent terminates. True False