QUESTION 35

1. Which best defines an operating system (OS)?

   	a.	It is a set of programs for controlling and managing computer hardware and software.
   	b.	It is a collection of disk drives used for fault tolerance and is typically found in large network systems.
   	c.	It is a computer and all the software for managing network resources and offering services to a network.
   	d.	It is the main circuit board containing connectors for attaching additional boards.

QUESTION 36

1. Which is a nonbiometric security measure?

   	a.	Electronic trackers
   	b.	Callback modems
   	c.	Retinal scanning
   	d.	Signature analysis

QUESTION 37

1. Which of the following is a biometric security measure?

   	a.	A corner bolt
   	b.	Signature analysis
   	c.	A callback modem
   	d.	Terminal resource security

QUESTION 38

1. Which states a difference between read-only memory (ROM) and random access memory (RAM)?

   	a.	ROM is volatile memory, whereas RAM is nonvolatile memory.
   	b.	ROM is nonvolatile memory, whereas RAM is volatile memory.
   	c.	ROM is main memory, whereas RAM is secondary memory.
   	d.	ROM is secondary memory, whereas RAM is main memory.

QUESTION 40

1. _____, which are generated by Web server software, record a users actions on a Web site.

   	a.	Worms
   	b.	Viruses
   	c.	Log files
   	d.	Junk e-mails