QUESTION 2 _____ allow operating system services to be loaded dynamically. A. Virtual machines B. Modules C. File systems D. Graphical user interfaces

UESTION 3

Basic process states include the following except

	A.	waiting
	B.	running
	C.	admitted
	D.	ready

3 points

QUESTION 4

The data structure where the OS will keep all information it needs to manage a process is called

	A.	process control block
	B.	kernel
	C.	address space
	D.	device status table

3 points

QUESTION 5

The routine that can be used to create a process on a Linux system is ______.

	A.	wait()
	B.	new()
	C.	exec()
	D.	fork()

3 points

QUESTION 6

If a C program read two command line arguments, like "file1", "file2" in the following command, what will be the value of the parameter "argc" of the "main" function?

./myprogram file1 file2

	A.	3
	B.	4
	C.	2
	D.	1

3 points

QUESTION 7

In a Linux/Unix system, which command displays the list of entries in a directory?

	A.	rm
	B.	ps
	C.	ls
	D.	cp

3 points

QUESTION 8

A process that has terminated, but whose parent has not yet called wait(), is known as a ________ process.

	A.	zombie
	B.	init
	C.	orphan
	D.	terminated

3 points

QUESTION 9

What statement concerning privileged instructions is considered false?

	A.	They may cause harm to the system.
	B.	They can only be executed in kernel mode.
	C.	They cannot be attempted from user mode.
	D.