Intro to computer's Flashcards
Which of the following entails having knowledge and understanding of computers and their uses?
A computer keeps data,instructions,and information on what kind of media?
When a computer connects as shown in the accompanying figure,it is said to be what?
As shown in the accompanying figure, what is the worldwide collection of networks that connects millions of businesses, government agencies, education institutions, and individuals?
What is the term for a collection of related Web pages and associated items, such as documents and pictures, stored on a Web server
A web address can include which of the following?
What is the role of the W3C?
Oversee research and set standards for many areas of the internet.
If your friend is enjoying a cup in a trendy coffee shop and at the same time is surfing the Web, Which of the following is she using?
The major carriers of internet network traffic are known collectively by what term?
In internet terminology, what is the term,www.google.com,called?
A Uniform Recourse Locator is the same as which of the following?
When the London branch of a company needs to send at 477 Megabyte file to the Los Angeles branch of the company, which internet service should they use?
What are Gmail and Hotmail?
Free e-mail Web applications
What kind of web site offers a variety of internet services from a single, convenient location?
Which of the following allows users to speak to other users over the internet?
Which type of software has no restriction from the copyright holder regarding modifications of the software's internal instructions and it's redistribution?
open source software
For which three elements is systems software the interface?
application software, users, hardware
Which of the following is NOT true about a file?
a file is stored in memory and is accessible to application through the use of the operating system
freeware is software that has been donated for public use and has no copyright restrictions
which of the following interprets and carries out the basic instructions that operate a computer
most of todays computers improve processing times with which of the following?
which of the following terms refers to memory chips storing permanent data and instructions?
which of the following is a type of non volatile memory that can be erased electronically and rewritten
which of the following is true?
a. a power unit contains all the electronics found in a computer
b. sytsem units are available in a variety of shapes and sizes depending on the digital device
c. circuit boards found in the device unit are uniform in size and shape regardless of the type of digital device
d. the only digital device that does not have a command board is a convertible tablet
System units contain all the electronics found in a computer
when you examine a computer chip under a microscope what will you see?
which of the following captures curves and indentations in a finger print?
which of the following is a input device that contains keys users press to enter data and instructions into a computer
which of the following is the term for data that has been processed into a useful form?
when a user types data on a keyboard what is occurring?
the user is using an input device to enter input into the memory of the computer
for a research paper you are writing, you must distinguish between a stylist and a digital pen which of the following would you select for your paper?
a digital pen, which often features an electronic eraser provides more functionality than a stylist
what method is used to read a bar code?
a barcode reader uses laser means to read a bar code
which of the following is not a use of ROFID?
routing bank checks
your bank asked you to write your signature on an electronic device using a specialized pen and tablet to ensure your identity when you return to class what system could you tell your instructor you used?
signature verification system
RFID requires line of sight transmission? True or false
what is the term for a group of two or more integrated hard disks?
what occurs when the read/ write head of a hard disk like the one in the accompanying figure touches the surface of a platter
which of the following is not true about storage media and devices?
writing is the process of transferring items from storage media to memory
which of the following statements is not true about flash drives?
a hard disk that is mounted inside the system unit is sometimes called permadisk
which of the following is NOT an advantage of removable hard discover internal hard disks?
removable hard disks have a higher storage of capactity than internal hard disks.
which of the following is not an operating system function?
which of the following is the process of using the operating system to start a computer.
what are the two types of system software?
operating systems and utility programs.
what does the booting process do?
starts or restarts the computer.
what is another term for the operating system a computer uses?
what is the purpose of memory management?
to optimize the use of RAM.
What is a virtual memory?
a portion of the hard disk designated to function as additional RAM.
what happens when the computer is thrashing?
the operating system spends too much of its time paging, intend of executing application software.
why is a fragmented disk slow than one that is fragmented?
a fragmented disk has many files stored in noncontiguous sectors .
what is the technique of swapping items between memory and storage called?
what does the windows ReadBoost feature do?
allocate available storage space on removable flash memory devices as additional memory cache.