my today CS604 Operating system solved quiz

♠ Posted by Unknown in my today CS604 Operating system solved quiz at 00:00

100 % correct my today CS604 Operating system solved quiz

Q1) consider a scenario of CPU protection, ____________is added to the operating system in order to detect and avoid loop a user program.

Q2)  Which using the read/write system call which data type is uue to return the size of file to buffer from file descriptor fd?

Q3)  The major advantage of Multitasking system is 

Q4)  In Unix/ Linux, by default the standard output file is attached to the ___________ 

1. File
2. Screen
3. Printer
4. Scanner

Q5)  if your processor does not have two slots empty in per process file descriptor table, then your _________ system call will fail.

a.  pipe
b.  read
c.  write
d.  open

Q6)  _______ command displays the contents of current working directory.

ls

cs

mv

cp

Q7)   in unix/linux environment, ayesha wants to know the complete picture if current processes in her session. which of the following

$ ps

$ gcc

$ top

$ fifo

Q8)   You can use the rm file1 command to __________ file1.
Select correct option:
retrieve
remove
make
modify

Q9)   ______________ is used to request the os by the process to take an i/o or initiating child process.

A.  System call
B.  Interrupt
C.  Trap
D.  Signal

 Q10)  A time sharing system is

 Multi tasking

Interactive

All of these

Multi user

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