What is the role of the primary key in a relational database table?

To uniquely identify records in the table

What is an advantage of querying databases using QBE compared to using SQL?

It is a visual technique allowing non-experts to do searches

Which of the following do agile system development approaches involve?

A flexible development approach that provides independence

Which of the following describes voice-over internet protocol (VoIP) transmissions?

Analog audio data sent as digital signals

What does information technology refer to in an information system?

Software and hardware used in information processes

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IPT Revision (10)

12 termsStudBud Administration67 plays

Imported from external platform

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Questions 12

Answers

1
Which of the following would be included in a feasibility study?
A prototype to clarify understanding of the problem
A report from users who have trialled the new system
Participants’ qualifications
Computer equipment available
2
This blog is being used as which project management tool?
Journal of events
Gantt chart
Teleconferencing
Communication management plan
3
What is the role of the primary key in a relational database table?
To allow access to encrypted data
To operate as an alternative to a foreign key
To uniquely identify records in the table
To allow easier sorting of a field in the table
4
Name given to a client PC when it has applications installed that are separate from its server:
Mail client
Remote client
Fat client
Web client
5
Which technological development has supported the emergence of VoIP, 3G and podcasts?
Twisted pair cables in local area networks
Radio Frequency Identification Tags
Group Decision Support Systems
Broadband transmission
6
What is an advantage of querying databases using QBE compared to using SQL?
Computer is able to access the required information faster
Tables are linked using a primary key
Data does not need to be previously sorted
It is a visual technique allowing non-experts to do searches
7
Which of the following do agile system development approaches involve?
A step-by-step approach to find a flexible solution
Full understanding of requirements before a project begins
A swapping of the traditional roles of team members
A flexible development approach that provides independence
8
What is the purpose of a requirements report?
To produce a prototype
To plan a new system
To evaluate a project proposal
To produce an operations manual
9
Which design tool would best display the details of data and processes in a system?
Data dictionary
Database schema
Data flow diagram
System flowchart
10
Which of the following describes voice-over internet protocol (VoIP) transmissions?
Digital audio data sent as digital signals
Analog audio data sent as analog signals
Digital audio data sent as analog signals
Analog audio data sent as digital signals
11
What does information technology refer to in an information system?
Hardware related to the information system
Users and hardware related to the information system
Users and software used in information processes
Software and hardware used in information processes
12
Which protocol does the circled icon represent?
http
smtp
SSL
TCP/IP

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