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
You are weighing the benefits of the major communications technologies. Your main concern is having a high bandwidth connection to the Internet. Which of the following technologies provides the highest bandwidth connections?a. ISDN PRI
b. Cable modem
c. ADSL
d. SDSL
Answer
This answer is hidden. It contains 1 characters.
Related questions
Q:
If your computing environment requires that some processing of your application takes place on a server and some of it takes place on a PC-class computer, what type of system are you using?a. multiuser systemb. real-time system c. mainframe systemd. client/server system
Q:
Which of the following is NOT a task performed by the computer's BIOS?a. performs the power on self testb. manages random access memory c. starts the OSd. enables communication with devices
Q:
Which of the following is a job typically performed by the kernel?a. managing CPU interactionsb. handling input from the keyboard c. handling output to the monitord. enabling multimedia
Q:
The core of an operating system is referred to as the CPU.
Q:
a. CISC f. hyper-threadingb. external clock speed g. control busc. data bus h. instruction setd. address bus i. RISCe. core j. execution-based cache1/ an internal communications pathway for memory reads and writes2/ computer CPU architecture in which processor components are reconfigured to conduct different operations as required3/ internal communications pathway that keeps the CPU informed of the status of particular computer resources and devices4/ the part of a processor used to read and execute instructions5/ the speed at which the processor communicates with the memory and other devices in the computer6/ the group of commands the processor recognizes7/ first-level cache in a XEON CPU that stores decoded instructions and delivers them to the processor at high speed.8/ an internal communications pathway that allows computer components, such as the CPU, display adapter, and main memory, to share information9/ an Intel multithreading technology that enables a single processor to appear to the operating system as two separate processors10/ a computer CPU design that dedicates processor hardware components to certain functions
Q:
Hardware flow control halts and resumes the movement of data by sending special characters.
Q:
Analog modems are used in preference to digital technologies, even where digital technologies are widely available.
Q:
You have a Windows 7 desktop computer that has a C: drive and a D: drive that are separate disks. You use the D: drive for storing data and applications. You are finding that you are almost out of disk space on the D: drive. What is a good solution to your disk space problem?a. convert the D: drive to dynamic, add a new drive and extend the D: volume onto the new drive b. buy a new disk, and convert the D: drive to a RAID volume and use disk mirroring c. backup the D: drive, reformat it and use disk encryption; restore the contents of the D: drived. extend the D: drive onto a storage area network
Q:
You have a music collection that you want to backup to optical media such as some type of DVD/CD. You want to be able to use the same disc to do backups each time you update your collection. Which disc type should you use?a. CD-ROM b. CD-R c. DVD-RWd. DVD+R
Q:
What is the primary difference between SATA and IDE with respect to how the data is transferred?
Q:
________ is a removable storage technology that uses disks compatible with SATA.
Q:
Under what circumstance is a dot-matrix printer used instead of an ink-jet or laser printer.
Q:
List three input and three output devices.
Q:
a. I/O address range f. tarb. driver signing g. device special filec. LPT1 h. pixeld. print queue i. named pipee. IRQ j. DisplayPort1/ file used in UNIX/Linux for managing I/O devices2/ a digital interface standard that is projected to replace DVI and HDMI for computers3/ a digital signature that Microsoft incorporates into driver and system files as a way to verify the files4/ a range of memory addresses that is used to temporarily store data that is transferred between a computer device or component and the CPU5/ the primary printer port designation on many desktop computers. Also designated line print terminal 16/ in UNIX/Linux, a device special file for handling internal communications, such as redirecting file output to a monitor7/ the small dots that make up a computer screen display8/ a section of computer memory and hard disk storage set aside to hold information sent by an application to a printer9/ a UNIX file archive utility10/ a channel within the computer that is used for communications with the CPU
Q:
___________ software can be used with scanners to allow text on a printed page to be imported into a word-processing document.
Q:
You want to install a graphics card with the fastest available bus interface. What should you use?a. ISAb. AGP c. PCIed. PCI
Q:
Where should you look for the configuration settings of your printer on a Linux computer?a. /dev/printersb. /root/devprint c. /etc/printcapd. /home/printconf
Q:
You recently purchased a new digital camera and now you want to print some of the photos you have been taking. Which type of printer are you most likely to use to print your photos?a. ink-jetb. laser c. plotterd. dot-matrix
Q:
A user calls the help line and ask for some help installing a new keyboard. He isn"t sure how to plug the keyboard into the computer because it doesn"t have a cable connected to it. What advice are you likely to give him?a. unscrew the cover from the keyboard, pull out the cable, and put the cover back onb. connect a patch cable from the computer to the keyboard c. return the keyboard; it must be faultyd. plug the USB receiver into a USB port on the computer
Q:
Mouse and keyboard drivers are standard and are usually included with the OS.
Q:
You manage a medium size network of about 50 computers and 5 Windows Server 2008 servers. Your computers all run Windows XP and you are planning to upgrade to Windows 7. What role service on Windows Server 2008 can help you with this operation?
Q:
Name three pieces of information you frequently need to provide the installation software during an OS installation.
Q:
A type of Web server offered by Mac OS X Snow Leopard Server that provides users with the ability to collaborate on Web pages is called a ___________ server.
Q:
Which of the following should you consult before installing a particular Windows OS to verify that the OS supports your chosen hardware?a. Windows Catalog b. Hardware Update List c. Microsoft Software Compatibility Listd. Hardware Installation Guide
Q:
During the installation of the Windows 7 OS, which of the following are you likely to provide to the installation program?a. where to install the OS b. the Administrator password c. the IP address of a serverd. the DNS server address
Q:
Which of the following is NOT a task in preparation for installing an OS?a. make sure the computer meets hardware requirementsb. ensure the hardware is working correctly c. have an understanding of the features of the new OSd. call the OS vendor's technical support to get detailed installation instructions
Q:
In Mac OS, what is the catalog b-tree?
Q:
You can limit the amount of space users can use on a volume by setting __________.
Q:
You"re running several Windows Server 2003 R2 servers. You re considering purchasing an application that requires user authentication and authorization. You want to be able to manage your user accounts through a single database that will work both for centralized logon and for this application. What feature should you consider using?a. ADAMb. DFSc. COMd. MOM
Q:
You need to set up a new network with 15 workstations. You must provide access to network services for all 15 stations simultaneously and you have been told to use Active Directory in this network. Which OS should you use?a. Windows 2000 Professionalb. Windows 2000 Serverc. Linuxd. Mac OS Server