WGU D775Combo IT Tests & Pre-Assessment EXAM WITH
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CORRECT DETAILED ANSWERS
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Media |Access |Control |address |(MAC) |- |correct |answer |Each |computer |attached |to |the |internet
|it. |
What |is |this |unique |identifier |known |as?
Business |and |leadership |experience |- |correct |answer |What |is |the |most |important |qualification |
that |a |Chief |Information |Officer |(CIO) |must |possess?
Information |security |analyst |- |correct |answer |A |company |has |recently |discovered |that |
unauthorized |users |have |accessed |data |on |the |company |intranet. |
Which |IT |professional |should |investigate |this |concern?
The |same |graphical |user |interface |- |correct |answer |What |do |all |the |applications |in |a |
productivity |software |suite |have |in |common?
To |direct |data |to |the |intended |target |location. |- |correct |answer |What |is |the |purpose |of |a |
network |switch?
Network |Administrator |- |correct |answer |Policies |must |be |enacted |and |enforced |to |protect |
corporate |assets. |These |policies |include |strong |passwords, |safe |web |browsing |protocols, |
firewall |implementations, |and |malware |protection. |
Who |is |the |IT |professional |responsible |for |enacting |these |policies?
Mainframes |- |correct |answer |What |is |the |term |used |to |refer |to |a |massive, |room-sized |
computer |that |processes |and |stores |enormous |amounts |of |bulk |data |and |information?
, Star |- |correct |answer |In |which |network |topology |is |each |client |computer |connected |directly |to
|the |hub?
Clients |- |correct |answer |What |is |the |term |used |to |refer |to |end-user |computers |on |a |network?
IT |Manager |- |correct |answer |A |company |is |planning |several |IT |projects |including |a |major |
software |development |project. |The |software |development |project |will |be |organized |using |the |
software |development |life |cycle |(SDLC) |methodology. |
Which |IT |professional |should |be |called |upon |to |create |a |detailed |project |plan |for |this |effort?
Velocity |- |correct |answer |A |data |analyst |is |working |with |a |very |large |set |of |data |and |trying |to |
calculate |the |amount |of |data |processing |that |needs |to |be |completed |each |week.
Which |attribute |of |big |data |is |this |analyst |addressing?
Hadoop |- |correct |answer |Which |tool |allows |large |data |sets |to |be |stored |and |processed |across |
multiple |servers?
Data |scrubbing |- |correct |answer |Which |term |is |used |to |refer |to |the |process |of |combining |
structured, |unstructured, |and |semistructured |data |into |a |data |warehouse |structure?
Segmentation |- |correct |answer |Which |technique |is |used |to |ensure |data |accuracy |for |a |mailing |
campaign?
SQL |- |correct |answer |An |analyst |at |a |furniture |company |wants |to |use |the |company's |relational
|database |to |find |out |which |customers |have |made |purchases |in |the |past |six |months. |
What |is |an |appropriate |tool |for |the |data |analyst |to |use |to |find |this |information?
| | | | | | |
CORRECT DETAILED ANSWERS
| | |
Media |Access |Control |address |(MAC) |- |correct |answer |Each |computer |attached |to |the |internet
|it. |
What |is |this |unique |identifier |known |as?
Business |and |leadership |experience |- |correct |answer |What |is |the |most |important |qualification |
that |a |Chief |Information |Officer |(CIO) |must |possess?
Information |security |analyst |- |correct |answer |A |company |has |recently |discovered |that |
unauthorized |users |have |accessed |data |on |the |company |intranet. |
Which |IT |professional |should |investigate |this |concern?
The |same |graphical |user |interface |- |correct |answer |What |do |all |the |applications |in |a |
productivity |software |suite |have |in |common?
To |direct |data |to |the |intended |target |location. |- |correct |answer |What |is |the |purpose |of |a |
network |switch?
Network |Administrator |- |correct |answer |Policies |must |be |enacted |and |enforced |to |protect |
corporate |assets. |These |policies |include |strong |passwords, |safe |web |browsing |protocols, |
firewall |implementations, |and |malware |protection. |
Who |is |the |IT |professional |responsible |for |enacting |these |policies?
Mainframes |- |correct |answer |What |is |the |term |used |to |refer |to |a |massive, |room-sized |
computer |that |processes |and |stores |enormous |amounts |of |bulk |data |and |information?
, Star |- |correct |answer |In |which |network |topology |is |each |client |computer |connected |directly |to
|the |hub?
Clients |- |correct |answer |What |is |the |term |used |to |refer |to |end-user |computers |on |a |network?
IT |Manager |- |correct |answer |A |company |is |planning |several |IT |projects |including |a |major |
software |development |project. |The |software |development |project |will |be |organized |using |the |
software |development |life |cycle |(SDLC) |methodology. |
Which |IT |professional |should |be |called |upon |to |create |a |detailed |project |plan |for |this |effort?
Velocity |- |correct |answer |A |data |analyst |is |working |with |a |very |large |set |of |data |and |trying |to |
calculate |the |amount |of |data |processing |that |needs |to |be |completed |each |week.
Which |attribute |of |big |data |is |this |analyst |addressing?
Hadoop |- |correct |answer |Which |tool |allows |large |data |sets |to |be |stored |and |processed |across |
multiple |servers?
Data |scrubbing |- |correct |answer |Which |term |is |used |to |refer |to |the |process |of |combining |
structured, |unstructured, |and |semistructured |data |into |a |data |warehouse |structure?
Segmentation |- |correct |answer |Which |technique |is |used |to |ensure |data |accuracy |for |a |mailing |
campaign?
SQL |- |correct |answer |An |analyst |at |a |furniture |company |wants |to |use |the |company's |relational
|database |to |find |out |which |customers |have |made |purchases |in |the |past |six |months. |
What |is |an |appropriate |tool |for |the |data |analyst |to |use |to |find |this |information?
