Accounting
Anthropology
Archaeology
Art History
Banking
Biology & Life Science
Business
Business Communication
Business Development
Business Ethics
Business Law
Chemistry
Communication
Computer Science
Counseling
Criminal Law
Curriculum & Instruction
Design
Earth Science
Economic
Education
Engineering
Finance
History & Theory
Humanities
Human Resource
International Business
Investments & Securities
Journalism
Law
Management
Marketing
Medicine
Medicine & Health Science
Nursing
Philosophy
Physic
Psychology
Real Estate
Science
Social Science
Sociology
Special Education
Speech
Visual Arts
Question
802.11a uses _____________________________________________ which functions by dividing the 5-GHz frequency range into a series of 52 subcarriers or subchannels.Answer
This answer is hidden. It contains 44 characters.
Related questions
Q:
List eight server monitoring functions that can be viewed using the Netware MONITOR command.
Q:
What two useful tools does NetWare offers to view user connections?
Q:
What five things do inspectors typically look for?
Q:
List four third-party active intrusion-detection tools.
Q:
Network-based intrusion-detection software is used on a computer or network device and typically places the NIC on that device in ____________________ mode.
Q:
Can the version of Network Monitor that comes with Windows Server 2003 capture and read the contents of any frames transported on the network segment to which the host computer is connected?
Q:
In Windows 2000 Server, is it necessary to install Network Monitor and Network Monitor Driver separately?
Q:
In the event log, a notice that a service has started would be indicated with what type of symbol?
a. A blue "i" displayed in a white comment bubble
b. A black "!" that appears on a yellow caution symbol
c. A white "x" that appears inside a red circle
d. A red "x" that appears inside a white circle
Q:
What are the three principle event logs in Windows 2000 Server and Windows Server 2003?
a. System, Security, Application
b. System, Security, Directory Service
c. System, Directory Service, DNS
d. Security, Directory Service, Application
Q:
What type of computer is placed on a network to attract attackers?a. Dummy b. Honeypot c. Faked. Both a and be. Both b and c
Q:
Which type of IDS looks for excessive use of a computer's resources, such as the CPU or memory?a. Passive b. Network-based c. Inspectord. Auditor
Q:
Which active intrusion-detection tool monitors for intruders and can take action on the basis of preestablished security policies?a. Entercept b. Symantec Intruder Alert c. SecureHostd. Storm Watch
Q:
Which of the following options is a common approach to intrusion detection?a. Archive b. System-based c. Host-basedd. Both a and be. Both b and c
Q:
SYSCON is a Server Console command that is carried forward from earlier versions of NetWare. _________________________
Q:
Network-based intrusion-detection software is categorized as host wrappers or host-based agents.
Q:
Active intrusion detection is effective as long as the server or network administrator regularly checks the logs and recorded information for possible intrusion attempts.
Q:
Other than encapsulation, what three other functions does a MAC controller perform?
Q:
What five options are available for UPS configuration in Power Options on a Windows 2000 computer?
Q:
What are the five different types of backups that the Windows Server 2003 backup tool enables you to perform?
Q:
In Netware, ____________________ is used to back up the NDS database and eDirectory.
Q:
In UNIX/Linux, ____________________ is a binary backup that creates a mirror image of a disk onto the backup medium, such as a tape or CD-R/CD-RW.
Q:
Which of the following is not an advantage of hardware RAID?
a. Faster read and write response
b. More expensive to implement
c. The ability to hot swap a failed disk with one that works
d. More setup options to retrieve damaged data and to combine different RAID levels
Q:
When using RAID level 1, how much of the disk space is used for redundancy?a. 25% b. 33% c. 50%d. 66%
Q:
The figure above is an example of what type of fault tolerance?a. Disk mirroring b. Disk duplexing c. Disk stripingd. Disk partitioning
Q:
In Red Hat Linux 9.x, what should be used to communicate with a UPS?
a. /etc/sysconfig/ups file
b. /sbin/powerd utility
c. UPS manufacturer's configuration software
d. UPS Manager utility
Q:
What type of connection does a UPS use to communicate with a computer?a. Serial b. Parallel c. Networkd. Electrical
Q:
In Windows Server 2003, all three RAID levels support FAT and NTFS formatted disks. _________________________
Q:
RAID is a set of standards for lengthening disk life and preventing data loss.
Q:
DFS is configured using the Distributed File System tool in the Administrative Tools menu in Windows 2000 Server.
Q:
Authentication makes data unintelligible to everyone except its intended recipients. _________________________