WorksheetsOPERATING SYSTEM
Total questions: 10
Worksheet time: 5mins
1. What is an operating system?
a) interface between the hardware and application programs
b) collection of programs that manages hardware resources
c) system service provider to the application programs
d) all of the mentioned
2. What is the main function of the command interpreter?
a) to provide the interface between the API and application program
b) to handle the files in the operating system
c) to get and execute the next user-specified command
d) none of the mentioned
3. To access the services of the operating system, the interface is provided by the ___________
a) Library
b) System calls
c) Assembly instructions
d) API
4. Where is the interrupt in operating system?
a) either low or high memory (depending on the location of interrupt vector)
b) in the low memory
c) in the high memory
d) none of the mentioned
5. Which one of the following is not a real time operating system?
a) RTLinux
b) Palm OS
c) QNX
d) VxWorks
6. In a timeshare operating system, when the time slot assigned to a process is completed, the process switches from the current state to?
a) Suspended state
b) Terminated state
c) Ready state
d) Blocked state
7. For an effective operating system, when to check for deadlock?
a) every time a resource request is made at fixed time intervals
b) at fixed time intervals
c) every time a resource request is made
d) none of the mentioned
8. To recover from failures in the network operations _____________ information may be maintained.
a) operating system
b) ip address
c) stateless
d) state
9 The two steps the operating system takes to use a disk to hold its files are _______ and ________
a) caching & logical formatting
b) logical formatting & swap space creation
c) swap space creation & caching
d) partitioning & logical formatting
10 In Unix, which system call creates the new process?
a) create
b) fork
c) new
d) none of the mentioned
