PRACTICE EXAM QUESTIONS
WITH CORRECT DETAILED
ANSWERS | ALREADY GRADED
A+<RECENT VERSION>
1. Information technology - answer the technology used in creating,
maintaining, and making information accessible.
2. It professional roles - answer administration and support
3. System administrator - answer maintains all aspects of the system
including hardware, software, and programming.
4. Network administrator - answer in charge of all aspects of the computer
network
5. Database administrator - answer focuses on the design, development,
and support of database management systems (dbmss).
,6. Security administrator - answer installs, configures, and administers
firewall security to protect systems and proactively work to stop intrusions.
7. Web administrator - answer installs, configures, maintains, secures, and
troubleshoots web severs.
8. Support it professionals - answer help desk and training.
9. Information - answer processed data.
10.Dikw hierarchy - answer defines the transition of data to information
from knowledge to wisdom. (data information knowledge wisdom)
11.Data in dikw - answer the input directly received by the user (or
computer). It is generally not usable until it has been converted into a
relevant form.
12.Information in dikw - answer having been inferred from data; one or
more processes have been applied to the data to transform it into a more
useful form.
13.Knowledge in dikw - answer information that has been put to use;
information placed into a context. Refined information such that the user
of the knowledge is able to call forth only relevant portions of information
when needed.
14.Wisdom in dikw - answer provides a social setting to knowledge; an
understanding of the "why". Can only come by having both knowledge and
experience.
,15.Information systems - answer a collection of data and information used
to support the management of an organization. Also refers to the technical
components and human resources that enable the assembly, storage, and
processing of data and the delivery of information. This has existed for a
lot longer than computers.
16.Characteristics of quality data - answer relevance - the data being used
must apply directly to the decision being made
Timely - data must be efficient and must be provided in a timely manner
Thorough - the data must be complete
Accurate - data should be captured only once, where possible and should
be captured as close to the point of activity as possible.
Reliable - data should reflect stable and consistent data collection processes
across collections points and over time
17.Ipos - answer the input-procession-output-storage cycle
18.Input - answer raw data is entered by the user.
19.Processing - answer raw data is organized or structured for usefulness.
20.Output - answer information is output so user can see results.
21.Storage - answer processed information is stored for permanent record.
, 22.Computer system - answer a collection of components that work
together to meet the needs of the user; typically categorized as either
hardware, software, networks, or users.
23.Hardware - answer physical components of a computer system which
include the system unit and its components and peripheral devices; tangible
aspects of the computer.
24.Software - answer computer programs that tell the computer what to
do--how to execute commands and process information
25.Network - answer a collection of computers and resources connected
by various media so that they can communicate with each other.
26.User - answer those who use a computer.
27.Software categories - answer systems software and applications
software
28.Evolution of users - answer first users were the engineers who built and
programmed computers, then employees who had received specialized
training were users, and now today, anyone and everyone can be a user.
29.Protocol - answer rules provided by which networks communicate with
each other.
30.Tcp/ip - answer transmission control protocol/internet protocol. Most
commonly used protocol; is required of all computers that communicate
over the internet.