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The Certification Hub
http://www.thecertificationhub.com/
Presents your - IT Certification Tips & Tricks Newsletter - Issue
No. 2 [08/15/2003]
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| NEWS |
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CompTIA To Drop Adaptive Format
CompTIA will no longer be using the
adaptive format for any of its certification exams.
Currently, only on its A+ Core and OS exams are offered in
adaptive format.
Come Sept. 12, A+ exams revert to linear format.
More Info
Microsoft Introduces New Question
Types
New exams slated for release this year to feature many new
testing innovations and improved security. Microsoft will be
introducing in newer exams, including the Windows Server
2003-based exams slated for release this month. Microsoft
has also updating it's exam format to scenario-based
questions. These new question types offer intuitive
interfaces, user-friendly features, and improved navigation.
More Info
Windows 2003 Exams Now Available:
Learn about new and upcoming exams.
What you need to know about these
pesky worms/viruses that have been "harassing" your systems
during this month of August
Blaster and now SoBig have sent
hundreds of thousands of home users and many network administrators reeling as
systems crash, servers collapse under the weight of a spam-like e-mail onslaught
and users worry about what's coming next. It's made everyone re-examine how we
protect our systems.
God bless you if you
are using a high speed connection without any form of
protection - Firewall and/or Antivirus ! >>
What
You Should Know About the Blaster Worm and Its Variants .
>>
Symantec Security Response - W32.Sobig.A@mm >>
Protect Your PC & Data From
ANYTHING! Norton
AntiVirus 2003, the newest version of the world’s most
trusted antivirus solution for home computer users. Norton
Utilities 2003 and Norton CleanSweep 2003, providing
integrated, comprehensive PC maintenance, problem-solving,
system optimization and file removal capabilities.
Click Here
>> Note: Windows XP Firewall Defaults to Change in
Wake of Blaster Worm - Microsoft will change the default
firewall settings for new shipments of Windows XP in
response to the wide spread of the Blaster worm, according
to published reports. Blaster, also known as MS Blast,
Lovsan and Poza, began spreading late last week ago through an
error in Microsoft's programming of the Distributed
Component Object Model (DCOM) Remote Procedure Call (RPC)
that Microsoft patched in mid-July. The worm exploits the
flaw automatically without requiring users to make any
mistake beyond leaving a system unpatched. Microsoft will
begin shipping Windows XP with its built-in Internet
Connection Firewall fully activated. The firewall, which was
first introduced to Windows with Windows XP in 2001, is
fully enabled by default in Windows Server 2003. If you are
running Windows 9x, XP or 2K,
Click here to apply patches to your system
- Very Important!. Always allow critical system
updates. You can run Windows XP's Automatic Update Wizard. Yes, Microsoft
releases updates every Wednesday, but it does so for a reason. It's trying to
stay ahead of the hackers and virus authors. What's more, Microsoft and others
are constantly finding small (and large) system bugs that these patches are
designed to fix.
>> It is very important that you check the Security
site regularly for the most recent news:
http://www.microsoft.com/security/
>> Surf to
the following links for further info:
- Windows XP Professional Users -
http://www.microsoft.com/windowsxp/pro/using/howto/networking/icf.asp
- Windows XP Home Edition Users -
http://www.microsoft.com/WindowsXP/home/using/howto/homenet/icf.asp
- Windows Server 2003 users -http://www.microsoft.com/technet/treeview/default.asp?url=/technet/prodtechnol/windowsserver2003/proddocs/standard/hnw_enable_firewall.asp
- Windows NT 4.0 and Windows 2000 users - You need to
install a third-party firewall. There are no built in
firewalls in your OS. We recommend the following
software firewalls:
Software Firewalls - For
Dial Up / High Speed Connections >
ZoneAlarm -
Available in FREE & PRO versions. Runs in all
recent Windows versions - 98, 98SE, ME, NT4, 2000, and XP >
Tiny Personal
Firewall - Runs in all recent Windows versions -
98, 98SE, ME, NT4, 2000, and XP >
Outpost
Personal Firewall - Runs in all recent Windows
versions - 98, 98SE, ME, NT4, 2000, and XP >
McAfee Personal Firewall/Online VirusScan - Runs in all recent
Windows versions - 98, 98SE, ME, NT4, 2000, and XP > If you are using AOL Version 8
or Lower - Download "AOL 9.0
Optimized" - Shipped with a free fire wall.
>
Kerio Personal Firewall -
30 Day Free Trial. Runs in all recent Windows
versions - 98, 98SE, ME, NT4, 2000, and XP >
Black ICE Defender
- Runs in all recent Windows versions - 98,
98SE, ME, NT4, 2000, and XP
Hardware
Firewalls - High Speed Connections >
Read PCMAG Review >
Need a Hardware Firewall -
Click Here - Use these firewalls
together with antivirus software.
Make sure that your virus signatures are updated
regularly...at least twice a week [Manually] OR better still...set your
antivirus software to update itself automatically! Most major antivirus
manufacturers have posted alerts and updates to capture and clean the virus. If
you do not have antivirus software, get it now. We recommend Symantecs
- Norton Antivirus:
Click Here
- Other
measures you should take include: Avoiding infection is your #1 defense.
Blaster does not spread via e-mail, but here's a little primer on how to avoid
e-mail infection from other nasty bugs: Don't open e-mail from unknown senders.
We know those subject lines look enticing, but we guarantee you won't find what
they promise when you open them. Turn off your Preview Pane in Outlook. Trojans
can launch if the mail is opened in the preview pane. From the menu bar select
View and then Preview Pane. Create a whitelist of acceptable e-mail senders and
use filters to move spam and potential virus-laden e-mail to the trash folder.
Make sure your antivirus solution pre-scans mail.
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|
| WINDOWS TIPS |
Using The Setup
Manager For Unattended Installation - Windows NT 4.0
Installing Windows NT 4 on several machines can be a
daunting project. Fortunately, NT supports a feature called
unattended installation that automates this task.
With unattended installation, you can create a special
script, or answer file, that includes all the settings you
would otherwise have to specify manually. When the
installation begins, point the setup to this file. The
installation will then complete without requiring any
further action from you.
During the creation of the answer file, you'll quickly
realize that there are numerous settings and options to
define. Since you won't have any way to validate the script
file before running the unattended installation, plan on
learning from your mistakes.
Fortunately,
Windows NT 4 Resource Kit ships with a utility that can
help. With this utility, Windows NT Setup Manager, you'll be
able to specify most of the options supported in the answer
file. Be sure to start with a sample answer file, and then
customize this file to better suit your needs.
|
Windows NT Workstation Home |
Exam 70-244: Elective For Windows 2000 MCSE |
Get
Resource Kits >> Windows
2000 Server Resource Kit -
Click Here
Use [CTRL] For Opening Folders -
Windows 2000 Professional
You're probably aware that you can configure Explorer such
that when you double-click a folder it either opens using
the current window or opens the folder in a new window.
Which one you use is mainly a matter of personal preference.
The former keeps your desktop uncluttered while the latter
lets you keep the current folder open, which is handy for
copying or moving documents between folders.
What many users don't realize is that you can modify actions
such as opening folders using the [Shift] and [Ctrl] keys.
For example, assume you configured the system to reuse the
current window. You have a folder open and want to go back
to the parent folder without closing the current one. You
don't want to start from the root and work your way down
again, which would be a waste of time. Instead, just hold
down the [Ctrl] key and click the Up button on the folder's
toolbar. You can also hold down [Ctrl] while you
double-click a folder. This keeps the current window open
and opens the selected folder in a new window.
Setting & Configuring User Rights -
Windows 2000
Although Windows 2000 is a secure operating system, it
doesn't mean your network is safe from attacks. It simply
means that the operating system provides several features
that can help you secure your important data--it's up to you
to configure and use them correctly.
Among the various security settings you set in Windows 2000
are user rights. User rights define specific system-wide
actions that users can perform. Examples of user rights
include adding workstations to the domain, logging on
locally, and shutting down the system. If you want to close
all the holes in your system, consider looking at user
rights, especially for Windows 2000 servers. For instance,
you should control who can log on locally to your domain
controllers. Another user right to check is Shut Down
System; you normally don't want users to shut down your
critical servers.
You can change user rights through Group Policy. If you want
to set user rights on a local machine, open the Local
Security Policy from the Administrative Tools folder and
browse to Local Policies | User Rights Assignment. To change
the settings in a domain, you must open a new Group Policy
and browse to the Computer Configuration | Windows Settings
| Local Policies | User Rights Assignment.
DHCP Server Authorization -
Taming Rogue DHCP Servers The
lease process involves a simple exchange
of IP packets. There is no authentication or encryption, so
there is
basically no security.
Now suppose someone sets up another DHCP server with
different IP
addresses. As you recall, clients will select the server
that responds
first. If some unauthorized (also called rogue) server is
chosen,
clients will get incorrect IP addresses and other TCP/IP
configuration
data and will thus be unable to communicate with other
computers on the
network.
To prevent such rogue DHCP servers from leasing wrong
configuration
data on the network, Windows 2000 requires all Windows 2000
DHCP
servers to be authorized. When a Windows 2000 DHCP server
starts, it
queries the Active Directory. If it finds out that it's not
authorized,
it will not start the DHCP service. If it is authorized, it
will start
the DHCP service and thus provide TCP/IP configuration to
clients.
Unfortunately, this works only for Windows 2000 DHCP
servers. You can
still use Windows NT 4.0 DHCP servers or other unauthorized
servers on
the network.
To authorize a Windows 2000 DHCP server you have to be a
member of the
Enterprise Admins group. Open the DHCP console, right-click
on DHCP,
and select Manage Authorized Server. Then click on Authorize
and type
the name or IP address of the DHCP server you want to
authorize.
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|
| FREE TEST QUESTIONS |
| Exam:N10-002 -
CompTIA Network+ |
A customer calls saying that the new modem
they just installed themselves is not connecting to their
Internet Service Provider. They hear the dial-tone and the
other modem answering, but the connection is dropped within
a few seconds. What might be a logical reason for this?
A. The modems are incompatible
B. The modem is configured on the wrong COM port
C. The customer has call waiting and another call is
disrupting the connection
D. The customer check the "only connect at this speed"
option and the ISP's modems are not as fast as the
customer's.
Answer: D - Modems on
both ends negotiate a connection speed (handshaking) which
can vary due to various reasons. If your modem is set to
connect at one speed only, a handshake failure may occur.
Call-waiting service offered by the phone company can cause
dropped lines. If you have call-waiting service, you need to
disable it when you dial into the Internet. Second, noise on
your phone line can cause dropped lines. Check for noise by
connecting a telephone receiver to the phone line normally
connected to your modem. Phone lines
drops are sometimes seen in the first few seconds after the
modem handshake is completed due to a bad "handshake" .
Dropped lines could also be caused by a mismatch between
users' modems and hardware at the other end of the phone
line.
References: |
What causes Modem Disconnections? |
What would happen if you installed an external modem on
COM2 with an I/O address of 0F8-0FF?
A. The modem would probably fail since this is a common I/O
range for the math co-processor B. The modem might
initialize but an Interrupt conflict with the Timer would
cause it to fail when dialing C. The modem would work as
long as the mouse was disabled D. The modem would work just
fine at these settings
Answer: A - I/O or
IRQ conflicts can cause hardware to fail.
References: |
PCI Modem Installation & Troubles |
What three options would create a good password policy?
A. Mix letters and numbers, more than six characters,
and force changes yearly
B. Mix letter and numbers, no less than four
characters, and less than nine characters
C. Use all uppercase letters, force changes quarterly,
and write the passwords down
D. Keep a written list, use easy to remember names,
don't force password use E. Mix letters and numbers, force
changes every three months, and require password lengths of
six to eight characters
Answer: E - Passwords
should always contain both letters and numbers. Passwords
with seven or more characters typically will take over 90
days to crack by brute force, so if you change seven
character passwords every three months, you will greatly
reduce the risk of a brute force attack of your passwords.
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| |
Exam:70-210 -
Implementing & Administering Windows 2000 Professional When using the RIS setup Wizard, the RIS
software is installed, the Windows 2000 Professional
installation files are copied
to the server, and what else is done for you? (Choose Two)
A. The client installation setup steps for system
startup are configured.
B. The client installation wizard pages for system
startup are configured.
C. *.sif files are created for you.
D. Unattend.txt answer files are created for you.
E. The cloned image that the RIS install will use are
configured.
Answer: B & C
References: |
Microsoft Technet |Of the following
permissions, which one is not a standard NTFS permission
that could be assigned to users or groups for Folder/File
access?
A. Full Control
B. Change
C. Read
D. Write
E. Read & Execute
Answer: B
References: |
MCSE Exam 70-215: Installing, Configuring, and Administering
Microsoft Windows 2000 Server Study Test Questions | |
| |
| Exam:70-215 -
Implementing & Administering Windows 2000 Server |
| You are the administrator of a mid-sized
NT4 network, You want to upgrade your network to Windows
2000 to enable better administrative control over your
clients. Your network consists of one PDC, 6 BDC's, 13
Windows NT4.0 member servers, and 450 clients. The clients
are running a combination of Windows 2000 Professional,
Windows NT 4.0, Windows 98 & Windows 95. Your goal is
to be able to institute Group Policy for as many of your
clients as possible so that you can regain control of your
network. What are the minimum steps you need to take to
allow you to institute Group Policy on your network? |
| |
|
| A. |
Upgrade the PDC to Windows
2000 Server. After the PDC is running Windows 2000, use
group policy to administer computers running Windows
2000. |
| B. |
Upgrade the PDC to Windows
2000 Server. Upgrade all BDC's to Windows 2000 Server.
After all Domain Controllers are running Windows 2000,
can use group policy to administer computers running
Windows 2000. |
| C. |
Upgrade the PDC to Windows
2000 Server. Switch the domain to native mode. Upgrade
all BDC's to Windows 2000 Server. After the domain is in
native mode, use group policy to administer
computers running Windows 2000. |
| D. |
Upgrade the PDC to Windows
2000 Server. Upgrade all BDC's to Windows 2000 Server.
Switch the domain to native mode. After the domain is in
native mode, use group policy to administer
computers running Windows 2000. |
| E. |
Upgrade the PDC to Windows
2000 Server. Upgrade all BDC's to Windows 2000 Server.
After all Domain Controllers are running Windows 2000,
use group policy to administer all computers. |
| F. |
Upgrade the PDC to Windows
2000 Server. After the PDC is running Windows 2000, you
can use group policy to administer all computers |
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| |
Answer:
A - When you upgrade the PDC to Windows 2000 the
active directory installation wizard is automatically run.
This will give you a Windows 2000 domain in mixed mode.
While operating in mixed mode, you can have both NT4 and
Windows 2000 domain controllers while gaining some of the
benefits provided by having Windows 2000 domain controllers.
One of the benefits gained by upgrading to a Windows 2000
Active Directory domain is the ability to institute group
policy on all computers running Windows 2000 Professional.
It is not necessary to have all domain controllers running
Windows 2000 to take advantage of Group Policy nor is it
necessary to run a domain in native mode to take advantage
of Group Policy. You will not be able to administer all
computers through Group Policy as only Windows 2000 clients
support Group policy. Windows 95, Windows 98, and Windows NT
clients are still administered using the system policy
editor in the same manner that they were in a Windows NT domain.
References: |
Microsoft Technet1 |
Microsoft TechNet2 | |
| |
Exam: [220-221] -
CompTIA A+ Core Hardware Where would you look to find what IRQs are
already assigned on a Windows 95/98 PC?
A. The system BIOS/CMOS
B. The System Properties in the Device Manager under Control
Panel C. The Ports properties in the Device Manager under
Control Panel D. Only by documenting each hardware device
manually
Answer: B - You can find
what IRQs are being used in Windows 95/98 by going to the
Control Panel --> System --> Device Manager or by right
clicking My Computer --> Properties --> Device Manager.
What do the labels LPT and COM pertain to?
A. Printers and serial communications ports
B. Disk drives and printer ports
C. Line monitors and communications ports
D. Disk drives and floppy drives
Answer: A - Printers and
serial communications ports LPT refers to the line printer,
and COM refers to the communications port. The LPT port is a
parallel connection and the COM port a serial connection.
Most PC systems support two COM ports and two printer
ports: COM1 and COM2 and LPT1 and LPT2. Remember that on
most modern motherboards the COM ports use a DB9 connector
and the printer ports use a DB25 connector.
The keyboard is completely dead, but all computer
operations are normal. What is wrong?
A. Keyboard interface IC is bad.
B. Keyboard controller has failed.
C. Keyboard has a stuck key.
D. Keyboard is disconnected from the computer.
Answer: A - Using a
multimeter you should read +5 Vdc supply at the keyboard
connector. If this is not present, the keyboard interface IC
is bad. |
| |
| Exam: [220-222] - CompTIA
A+ OS Technologies |
Which of the following reasons might
justify choosing NTFS as the file system for a Windows NT
partition?
A. Broad readability on a multi-boot machine.
B. File and directory level security controls.
C. Duplicate directory structures for improved fault
tolerance.
D. Built-in transaction logging to reduce data loss.
E. Support for volumes up to 16 Exabytes in size.
Answer(s): B, C, D, E -
NTFS volumes remain readable only for Windows NT, by and
large, so answer a is incorrect. NTFS offers object-level
security controls over volumes, directories, and individual
files. NTFS maintains duplicated copies of directory tables
and structures for improved fault tolerance. NTFS support
transaction logging so that incomplete writes owing to
NTFS's "lazy write" algorithm can be replayed, committed, or
backed out, as their completion status dictates. This helps
to minimize data losses caused by system crashes. NTFS
volumes may be up to 16 Exabytes in size (though no actual
implementations have come close to this ceiling). |
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