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Q.1
X86-Linux, at which address the code segment of the program starts?
0x00000000
0x08048000
0x80000000
0xbfff0000
Q.2
Real time class priority is
0-59
60-99
100-159
160-169
Q.3
One can be a real time schedule policy?
sched_fifo
sched_spf
sched_other
sched_filo
Q.4
Can be used by an ordinary process to
increase the priority of a process
decrease the priority of a process
increase or decrease the priority of a process
Q.5
Maximum time slice that can be given to a process in Linux (where tick is 10ms) is
150ms
10ms
300 ms
600ms
Q.6
Returns _____ to parent process on success
0
child process id
parent process id
none
Q.7
Niceness value among the following indicate most favorable scheduling?
0
19
5
-20
Q.8
The fork() system call returns -then it means?
no new child process is created
the child process is an orphan
the child process is in zombie
Q.9
Value of fork() system call can be:
-1,
-1,>0,0
Q.10
Process which terminates before the parent process exits becomes
zombie
orphan
child
none of the above
Q.11
Do you get parent process identification number?
waitpid
getpid()
getppid()
parentid()
Q.12
Of init process
0
1
32767
none of the above
Q.13
Is a context switch?
kernel switches from executing one process to another.
process switches from kernel mode to user mod
process switches from user mode to kernel mod
none of the above
Q.14
File or directory present in the ______ directory may not be reserved between the invocation of the program.
/var
/tmp
/etc
all of the mentioned
Q.15
Directory /srv contains
site-specific data which is served by the system
all the system files
all the service files provided by the specific user
none of the mentioned
Q.16
Directory /opt is reserved for
installation of add-on application software packages
optional booting files
optional user specific files
none of the mentioned
Q.17
Modules are present in
/lib directory
/root directory
/boot directory
none of the mentioned
Q.18
One of the directory does not contain binary files?
/bin
/sbin
/etc
none of the mentioned
Q.19
Is /bin/sh ?
bourne shell
hard or symbolic link to the real shell command
bash shell
both (b) and (c)
Q.20
Directory /media is the
mount point for removable media
mount point for filesystem
both (a) and (b)
none of the mentioned
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