1) The systems which allow only one process execution at a time, are called a) uniprocess b) uniprogram c) unitask d) multitask 2) each process has its own __________ a) address space and global variables b) open files c) pending alarms, signals and signal handlers d) all of the mentioned 3) In Unix, Which system call creates the new process? a) fork b) create c) new d) none of the mentioned 4) What is the ready state of a process? a) when process is scheduled to run after some execution b) when process is unable to run until some task has been completed c) when process is using the CPU d) none of the mentioned 5) What is interprocess communication? a) communication within the process b) communication between two process c) communication between two threads of same process d) none of the mentioned 6) Which system call can be used by a parent process to determine the termination of child process? a) fork b) wait c) exit d) get 7) The address of the next instruction to be executed by the current process is provided by the __________ a) CPU registers b) Program counter c) Process stack d) Pipe 8) A Process Control Block(PCB) does not contain which of the following? a) Code b) Stack c) Bootstrap program d) Data 9) What is a Process Control Block? a) Process type variable b) Data Structure c) A secondary storage section d) A Block in memory 10) What is the degree of multiprogramming? a) the number of processes executed per unit time b) the number of processes in the ready queue c) the number of processes in the I/O queue d) the number of processes in memory

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