IT Ess 2 Modul 1

1.Although all of the following are possible, what is the primary focus of most home computers?

database development
*Internet and email access
typing practice
programming language instruction

2. Network operating systems were designed to provide which of the following tasks? (Select three.)

*file security
multitasking
*user privileges
resource access for a single user
*resource sharing among multiple users

3. Which components are required by all operating systems? (Select three.)

DOS support
*a kernel
*a user interface
*a file system

4. Which part of the OS, loaded into memory at boot time, controls memory allocation?

user interface
application software
*kernel
file system

5. What is a major disadvantage of a GUI?

It requires an understanding of commands.
*It requires more memory and storage space.
It is more difficult to use.
It is difficult to install.

6. What is a major advantage of a CLI?

It is easier for inexperienced individuals to use.
A mouse or other point-and-click device may be used to input data.
*It takes less processing power to run.
It can be added later if disk space is limited.

7. Which acronyms describe the two general categories of OS user interfaces?

DOS and UNIX
DOS and GUI
UNIX and GUI
*CLI and GUI

8. What is a beneficial feature of preemptive multitasking?

Applications share the use of the processor by time slicing.
The processor dynamically adjusts the amount of memory needed by the application programs.
Application programs share memory addresses and exchange information.
*The operating system controls the allocation of processor time.

9. Which device is used to input data from a CLI?

mouse
*keyboard
microphone
monitor

10. What is the basic unit of logical storage on a FAT formatted disk?

disk file allocation tables
disk directories
*disk clusters
disk folders

11. Why was the FAT32 file system developed?

to allow for the use of file names of 32 characters
to allow for the creation and storage of 32-bit file sizes
*to allow for the use of smaller cluster sizes on large disks
to allow for a longer format for specifying the path of a file

12. Caldera, Slackware, SCO, and Debian are all distributions of which NOS?

UNIX
Solaris
*Linux
OS X

13. What is meant by the statement, "We have to support our legacy system"?

Support must be provided for the newest Linux system.
Support must be provided for the system called legacy.
Support must be provided for the newest Microsoft system.
*Support must be provided for outdated software.

14. Which of the following is a characteristic of cooperative multitasking?

The operating system controls the allocation of processor time.
Programs run in their own separate address spaces.
One crashed program will not affect other running programs.
*Applications share the processor using time-slicing.

15. Which operating systems are collectively known as Windows 9x? (Select three.)

*Windows 95
*Windows 98
Windows NT
*Windows ME
Windows XP
Windows for Workgroups

16. Which component is supported in Windows XP Professional but is unavailable in the XP Home Edition?

remote administration
*remote access
multiple user accounts
file security and resource sharing

17. A user needs to know which version of the Windows operating system is installed. Which tab from the System Properties window should they click on to obtain that information?

*General
Environment
My Computer
Settings

18. Which command is entered in the Run dialog box of a Windows XP system to open a DOS command prompt window?

run
start
*cmd
command

19. From which Windows configuration tool can a user perform hardware and network configurations?

Window Manager
My Computer
*Control Panel
Task Manager

20.What is a popular Linux desktop environment?

GNU
*GNOME
SuSE
BASH

21. Which software is used to display the GUI in both UNIX and Linux systems?

Window Manager
*X-Window System
Desktop Manager
KDE Tools

22. On most systems, which command is used to determine which version of UNIX or Linux is running?

ver
*uname
man
vinfo

23. Why is it important for a NOS to have a robust kernel?

to provide networking support
to handle file sharing and security
*to prevent crashes and downtime
to manage the file system

24. Which of the following is considered unimportant when selecting hardware for a Linux server?

CPU speed
hard disk type
*sound card and speakers
amount of RAM

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