CIT143 TMA1 Answers




Q1 A medium that has been used to convey data symbols is called which of the following?
Data source
Data store
Data mart
Data stream

Q2 Which of the following refers to activities that must be performed by individuals and organizations
to ensure that only useful data is created for conveying information?
Data manipulation
Data management
Data mining
Data storage

Q3 The process of making decisions about what data should be created and for what purpose is
referred to as which of the following?
Data definition
Data policy-making
Data collection
Data creation

Q4 Which of the following refers to the process of determining the formats in which data will be
created, acquired, stored and transferred?
Data definition and structuring
Data policy-making
Data mining
Data creaion

Q5 The process of verifying and certifying that the data that has been created or collected from other
sources meet minimum standards of consistency and accuracy is called which of the following?
Data analysis and summarization
Data storage and retrieval
Data validation and quality control
Data presentation

Q6 The process of providing special protection or secure long-term storage for extremely valuable
data is called which of the following?
Data communication and transfer
Data analysis and summarization
Data archiving and protection
Data definition and structuring

Q7 Which of the following refers to the process of transporting data across space and time through
different media such as documents and telephone networks?
Data communication and transfer
Data analysis and summarization
Data archiving and protection
Data definition and structuring

Q8 Which of the following aims at the effective transfer and exchange of facts, truths and ideas among
individuals, organizations and communities?
Knowledge management
Data management
Management information systems
Information management

Q9 Organizing data in books or computers is a sample activity in which of the following processes?
Knowledge management
Data management
Management information systems
Information management
Q10 Which of the following aims to facilitate the growth and application of ideas from different
disciplines for making decisions and solving human problems?
Knowledge management
Data management
Management information systems
Information management

Q11 A set of interdependent activities designed to provide data and/or information to people is called
___________________
Database
Data store
Decision support system
Information system
Q12 Which of the following is the equivalent of -4.563E 02?
-4.563
-45.63
-456.3
-4563

Q13 The binary number 10000 is equivalent to how many decimal?
10
16
32
9

Q14 The recognition of information as a vital resource has given rise to the branch of management
called _________________
Information Management
Management Information Systems
Information Resource management
Knowledge management

Q15 A set of statements that describe the circumstances, objectives and constraints to be followed by
people in an organization concerning a particular activity or issue is called which of the following?
Law
Rule
Policy
Norm

Q16 Which of the following is a basic guide to action that sets the boundaries within which data
management activities take place?
Data policy
Data security
Data access control
Data management

Q17 A specific arrangement or grouping of data or data records is usually referred to as
________________
Data structure
Data model
Data definition
Database

Q18 The arrangement of chapters, sections and subsections in a textbook is an example of which of
the following data models?
Distributed
Consolidated
Network
Hierarchical

Q19 The idea that data can be related in many different ways at the same time is an underlying
principle of a data model called_____________________
Distributed
Consolidated
Network
Hierarchical

Q20 Which of the following is usually described in terms of variables such as accuracy, validity and
adequacy?
Data quality
Data structure
Data validity
Data accuracy

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