WorksheetsIct 2
Total questions: 30
Worksheet time: 15mins
Which one of these is a good reason to include sounds in an HCI?
Users react more quickly to sounds than to visual signals
Users react more slowly to sounds than to visual signals
There is no preference. People just like sounds
The computer reacts to sounds in the same way as a human
The term human-computer interaction has only been in widespread use since the early
2000s
1950s
1970s
1980s
Which one of these would NOT be found in a good Human Computer Interaction?
common short cuts, like ctrl+z for undo
a long command lineto achieve a function
sounds that convey meanings
icons that can havespecific meanings
Which of the following fields is not an influence on Human Computer Interaction (HCI)?
ergonomics
all of the above are aninfluence on hci
cognitive psychology
computer science
Which of the following is not a user interface design process?
User analysis and modeling
Interface design
Interface check
Knowledgeable, frequent users
What is the extension of an Access DBMS file?
xlsx
accdb
tiff
ppt
Which type of model is an expansion to the hierarchical structure?
Relational model
Network database model
Object oriented model
Tree model
A relational database consists of a collection of
keys
records
tables
fields
The column in the DBMS is called:
record
field
value
column
What is the purpose of the key field?
Sorting data
Data filtering
Creation of new tables
Creating relationships between tables
The DBMS as an independent discipline began to develop approximately from the beginning...
early 50s
at the end of the 70s
early 60s
at the beginning of the 80s
An attribute (or group of attributes) that uniquely identifies each instance of an entry
primary key
secondary key
records
fields
An attribute (or group of attributes) whose value can be repeated for multiple entries
primary key
secondary key
records
fields
There are four main types of models in DBMS theory:
relational, object-relational, non- relational, hierarchical
tree model, network, relational, database model
tree model, non- relational, hierarchical, network
hierarchical, network, relational, object-relational
Which scientist formulated the concepts of a relational data model?
E.F.Codd
Isaac Newton
V.N.Sukachev
Niels Bohr
...- automated data search based on the analysis of huge amounts of information
Data mining
Big Data
Databases
Data Scientist
The term Data Mining was introduced by Grigory Pyatetsky-Shapiro in …
1995
1989
2001
1980
From the following examples of personalized marketing related to big data?
Survey
News agencies
Advertising
Big data is:
Data larger than 1TB
Data larger than 10TB
Data over 100TB
No minimum volume limit
Who coined the term Big Data?
Clifford Lynch
Alan Turing
Bjorn Stroustrup
Donald Knuth
Which one is the End network device
Mouse
Network printers
Joystick
Motherboard
What the “Intermediary devices” are used for
To protect the data
They are used to connect End devices to the network
To make connection with several computers
To work with input flow
Which devices do form the interface between the human network and the underlying communication network
CPU
End network devices
Input
Output
Intermediary devices include
Input devices
Firewalls
Output devices
Touchpad
Two or more independent computers connected together through a communication media form
Human computer interaction
A computer network
Set of network devices
Software
Networks are built with
Computer hardware
A mix of computer hardware and computer software
Operating system and input devices
Virus program
Any device attached to the network, capable of communicating with other network devices is
Server
Node
Compiler
Query
A node has an unique network address which is called
LAN
Data Link Control (DLC)
Network Access
Overlapping areas
What the term LAN stands for?
Low addressing network
Local area network
Line area network
Local addressing netspace
Which is NOT a type of network topology?
Ring
Line
Star
Bus
