MCQ 2013-2015 Flashcards
A single point is about ____ in height:
- 10/72 of an inch
- 1/72 of an inch
- 10 5 pts
- 15”
- 1/72 of an inch
clock speed is measured in_____
- megabytes
- kilobytes
- megahertz
- gigahertz
- gigahertz
storage devices can function as sources of______
- input
- output
- input & output
- none of the above
- input & output
all of the following are output devices that are commonly used, except_______
- display devices & printers
- pointing devices & keyboards
- data projectors & speakers
- facsimile machines & headsets
- pointing devices & keyboards
memory stores_____
- operating system & other system software
- application programs for specific tasks
- the data being processed by application programs
- all of the above
- all of the above
all of the following are types of nonimpact printers except____printers
- dot-matrix
- inkject
- laser
- thermal
- dot-matrix
a person who tries to break into a computer system is called a _______
- cracker
- hacker
- cookie
- both 1 & 2
- both 1 & 2
software licenses are agreements that____
- stipulate specific conditions for use of the software
- users must accept before using the software
- outline the rights to the use of the software
- all of the above
- all of the above
____ is a process of converting readable data into unreadable characters
- Ciphertext
- plain text
- encryption
- call-back
- encryption
a security system consisting of hardware & or software that prevents unauthorised access to data and information on a network is called a_____
- proxy
- firewall
- blocker
- defender
- firewall
information literacy means__
- knowledge & u.standing of computers & their use
- ability to gather info from multiple sources
- ability to use computers
- ability to use other technologies
- ability to gather info from multiple sources
ability to u.stand how to match appropriate technology to learning objectives, goals & outcomes is referred to as__
- computer literacy
- integration literacy
- information literacy
- technology literacy
- technology literacy
a____ is data that is rganised, has meaning, and is useful
- software
- input
- output
- information
- information
a___is a computer that has the capability to perform input, processing, output & storage activities
- game console
- supercomputer
- embedded compuer
- personal computer
- personal computer
a process in which 2 / more devices transfer data, instructions & information is known as____
- a communication channel
- communication network
- communication
- communication software
- communication
a basic communications system consists of_
1. 2 computers, 1 to send & 1 to receive data
2. communications devices that send & receive data
3 communications channel over which data is sent
4. all of the above
- all of the above
when a computer send data over the internet, the computers software divides the data into small pieces called____
- routers
- packets
- output
- input
- packets
the send data over the internet travel along the fastest path available to the recipients computer via hardware devices called____
- destinations
- a file
- a graphic
- routers
- routers
_____are the main communications lines having the heaviest amount of data packet on the internet
- internet address
- the world wide web
- internet backbone
- dial-up access
3 internet backbone
a web page often contains____which are built-in connections to other documents
- affiliations
- junctions
- links
- coalitions
- links
spell checkers in many word-processing programs allow the user to check the spelling of ___
- a whole document
- single word
- single words as you type them
- all of the above
- all of the above
using____software, an individual can create newsletter, brochures & advertisements, postcards & greetings cards, letterheads & business cards, banners, calenders & logos
- CAD
- GUI
- URL
- DTP
- DTP
one type of systems software, the operating system_____
- contains instructions that coordinate a computer’s activities
- only important when a computers processes information
- not loaded into memory when a computer is first turned on
- loaded into memory form a floppy disk each time a computer is turned on
- contains instructions that coordinate a computers activities
a ____combines text, graphic & other visual cues to make software easier to use
- operating system
- system software
- applications software
- windows 7
- systems software
3 popular embedded operating systems include____
- blackberry Os, windows 7 + MAC OS x
- Mac Os X Lin, Google Android + windows 7
- Apples iOS, google android +blackberry OS
- all of above
- Apples iOS, google android+ blackberry OS
the process of making changes to the documents existing conten is referred to as_____
- formatting
- copying
- editing
- creating
- editing