1. How do programs act when execution in background attempts to read from STDIN?
(A) STDIN is made available to it
(B) Its execution is suspended
(C) It is terminated
(D) None of these
2. Which command is used to bring a background process to the foreground?
(A) GB
(B) background
(C) fg
(D) bg
3. How is process synchronization of programs done in Linux process management?
(A) input
(B) output memory
(C) operating system
(D) none of these
4. Which of the following is a user-friendly interface provided by the operating system?
(A) Device user interface
(B) Graphical user interface
(C) Batch interface
(D) None of these
5. A signal is a software mechanism that tells a
(A) User
(B) Processor
(C) Program
(D) Process
6. How to run a process in the background in Linux process management?
(A) &
(B) ?
(C) *
(D) |
7. Process information in the current shell can be obtained by using
(A) gf
(B) bg
(C) gb
(D) ps
8. A Linux process or task is represented by a
(A) task struct
(B) task build
(C) task construct
(D) none of these
9. The command used to set terminal I/O characteristics is called?
(A) tty
(B) pps
(C) stty
(D) tssy
10. The default maximum number of processes in Linux is called?
(A) 1024
(B) 32768
(C) unlimited
(D) 4096
11. Return value of fork() can be represented as?
0, 0″ onclick=”checkAnswer(‘q11’, ‘-1, >0, 0’)”> (A) -1, >0, 0
0, 0′)”> (B) 0, <0, -1
0, 0′)”> (C) -1, <0
0, 0′)”> (D) none of these
12. The maximum time slice that can be given to a process in Linux is
(A) 400ms
(B) 10ms
(C) 600ms
(D) none of these
13. A new process in Linux is created by copying
(A) object
(B) attributes
(C) class
(D) none of these
14. Which process is created by the parent process in Linux?
(A) child
(B) zombie process
(C) orphan process
(D) none of these
