Assignment 01
Assignment 01 Solutions
Introduction
Systems
to
Business
INF1505
Semester 1
School of Computing
IMPORTANT INFORMATION:
This tutorial letter contains Assignment 01 solution for
Semester 1
Information
Solutions to Assignment 01
TOTAL MARKS (50x2 = 100)]
Assignment 01
Semester 1
Due Date
22nd March 2019
Unique Assignment number
791334
Study Material
Chapters 1-7
Submission Procedure
Mark-reading sheet or electronically via myUNISA
Number of Questions
50
WARNING: IF YOU DO NOT SUBMIT THIS ASSIGNMENT YOU WILL NOT BE
ALLOWED EXAMINATION ADMISSION!
Question 1
Electronic business (e-business) goes beyond e-commerce and e-procurement by using
information systems and the Internet to perform business-related tasks and functions.
1.
True
2.
False
Question 2
A management information system (MIS) is exactly the same as a transaction processing
system (TPS); the two terms can be used interchangeably.
1.
True
2.
False
Question 3
Which of the following, (1) money deposited in a bank account, (2) student recording her
answer to a question in an online test, (3) customer adding an item to the online shopping cart,
are considered transactions in an information system?
1.
All of them
2.
1 and 3 only
3.
1 only
4.
None of them
Question 4
Suppose a small manufacturing business wishes to have a system to manage all its vital
business operations, they should go for a(n) _______.
1.
decision support system
2.
transaction processing system
3.
management information system
4.
enterprise resource planning system
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Assignment 01 Semester 1
Question 5
Suppose an oil exploration company wishes to collect, codify, and store knowledge that is used
in the organization, they should use _______.
1.
a virtual reality system
2.
an expert system
3.
a transaction processing system
4.
a knowledge management systems.
Question 6
All of the following are functions of a knowledge management system EXCEPT:
1.
storing and retrieving knowledge.
2.
improving collaboration.
3.
locating knowledge sources.
4.
designing information systems.
Question 7
The process of defining relationships among data to create useful information requires ______.
1.
an information system
2.
a formal education
3.
knowledge
4.
intuition
Question 8
On-demand computing is also known as _____.
1.
On-demand business
2.
Cloud computing
3.
Right sizing
4.
Outsourcing
Question 9
Extranet is an internal network based on Web technologies that allows people within an
organization to exchange information and work on projects.
1.
True
2.
False
Question 10
_________ is the extent to which technology is integrated into an organisation.
1.
sustaining innovation
2.
technology diffusion
3.
disruptive innovation internal data
4.
technology infusion
3
Question 11
The concept of a value chain is not significant to organizations unless they manufacture
products.
1.
True
2.
False
Question 12
Which of the following is NOT a potential drawback to downsizing?
1.
reduced payroll costs
2.
decreasing employee morale
3.
lower quality
4.
none of these
Question 13
Important functions of the chief information officer include:
1.
employing an IS department's equipment and staff to help the organization reach its
goals
2.
monitoring the financial considerations of the IS department, such as return on
investment
3.
ensuring the organization complies with laws and regulations
4.
all of these
Question 14
The component of a computer that provides the CPU with a working storage area for program
instructions and data is called the __________.
1.
bus
2.
processor
3.
main memory
4.
input/output device
Question 15
A _____ is a low-cost, centrally managed computer with no internal or external attached drives
for data storage with limited capabilities.
1.
nettop computer
2.
cloud computer
3.
workstation
4.
thin client
Question 16
The scope of green computing is limited to the efficient and environmentally responsible design
and manufacture of all types of computers.
1.
True
2.
False
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Assignment 01 Semester 1
Question 17
Depending on the brand of tablet you purchase, you may be able to enter data by typing on a
keyboard, writing on the screen with a stylus, or speaking into the tablet's microphone.
1.
True
2.
False
Question 18
_____ is the use of a collection of computers, often owned by many people or different
organizations, to work in a coordinated manner to solve a common problem.
1.
Cloud computing
2.
Grid computing
3.
Parallel computing
4.
Web computing
Question 19
Virtual tape technology can decrease data access time, lower the total cost of ownership, and
reduce the amount of floor space consumed by tape operations.
1.
True
2.
False
Question 20
_____ are used in standardized tests, including the SAT and GMAT tests, and to record votes
in elections.
1.
Magnetic Ink Character Recognition (MICR) devices
2.
Optical mark recognition (OMR) systems
3.
Speech recognition devices
4.
Optical character recognition (OCR) systems
Question 21
A _____ is a computer employed by many users to perform a specific task, such as running
network or Internet applications.
1.
cache
2.
register
3.
server
4.
bus
Question 22
Most operating systems support virtual memory which allocates space on the hard disk to
supplement the immediate, functional memory capacity of RAM.
1.
True
2.
False
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Question 23
Ms Lesego Mvelase is taking a class in Finance and she has been asked to give a speech
about a case study in which she's been working. She wants to create a set of slides containing
a summary of her study notes that she will project on a screen while she's speaking. Which type
of personal application software should she use to create her slides?
1.
database
2.
word processing
3.
spreadsheet analysis
4.
presentation graphics
Question 24
Which of the following is NOT a component of Open Office?
1.
writer
2.
access
3.
calc
4.
base
Question 25
One advantage of proprietary software versus off-the-shelf software is that _____.
1.
the initial cost is lower
2.
the software is likely to meet the basic business needs that are common across
organizations
3.
the software is likely to be of high quality because many customer firms have tested the
software and helped identify its bugs
4.
the software provides a company a competitive advantage by solving problems in a unique
manner
Question 26
The use of middleware to connect disparate systems has evolved into an approach for
developing software and systems called _____.
1.
cloud computing
2.
Software as a Service
3.
service-oriented architecture
4.
rapid application development
Question 27
Software as a Service (SaaS) allows businesses to subscribe to Web-delivered business
application software by paying a monthly service charge or a per use fee.
1.
True
2.
False
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Assignment 01 Semester 1
Question 28
The database approach to managing data is superior to the file-based approach.
1.
True
2.
False
Question 29
The relational model describes data using a standard tabular format; all data elements are
placed in three-dimensional tables called relations, which are the logical equivalent of files.
1.
True
2.
False
Question 30
Lindelani Sono and Siya Mhlongo have developed a new software that they plan to distribute for
free, allowing other software professionals to study, change, and improved it. Their software is
an example of _________.
1.
an operating system
2.
a simulation system
3.
open source software
4.
an app
Question 31
All of the following are examples of activities performed by an operating system EXCEPT ____.
1.
allowing a user to manage files
2.
allowing a user to manage system memory
3.
allowing a user to control common computer hardware functions
4.
allowing a user to do word processing
Question 32
_____ is the term used to describe enormous and complex data collections that traditional data
management software, hardware, and analysis processes are incapable of handling.
1.
Data warehouse
2.
Data mart
3.
Big data
4.
Knowledge base
Question 33
The _____ is the heart of the operating system and controls its most critical processes.
1.
user interface
2.
register
3.
cache
4.
kernel
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Question 34
A(n) _____ is a field or set of fields in a record that uniquely identifies the record.
1.
attribute
2.
entity
3.
data item
4.
primary key
Question 35
Which of the following is NOT one of the common types of utility programs?
1.
file compression
2.
tracking computer programs being run
3.
merge and sort data
4.
spreadsheet application
Question 36
Fibre optic cables are just a little thicker than a human hair.
1.
True
2.
False
Question 37
Suppose a business wishes to have access to servers, and storage devices, but does not want
to buy them. What is their best choice?
1.
Internet of Things
2.
cloud computing - infrastructure as a service
3.
cloud computing - software as a service
4.
cloud computing - platform as a service
Question 38
Java allows small programs, called _____, to be embedded with an Hypertext Markup
Language (HTML) document. .
1.
Cookies
2.
subroutines
3.
Applets
4.
packets
Question 39
You wish to learn a programming language that can be used on any computer. What language
would it be?
1.
Php
2.
JavaScript
3.
Java
4.
ASP.Net
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Assignment 01 Semester 1
Question 40
______ provides bottom-up, discovery-driven; ____ provides top-down, query-driven data
analysis.
1.
Data warehouse; Data mining
2.
OLAP; Data mining
3.
Data mining; Data warehouse
4.
Data mining; OLAP
Question 41
In batch processing systems, data processing is done _______ data capture.
1.
immediately after
2.
some time later than
3.
immediately before
4.
some time before
Question 42
_____ is the standard page description language for Web pages.
1.
Extensible Markup Language (XML)
2.
JavaScript
3.
.NET
4.
Hypertext Markup Language (HTML)
Question 43
In the context of enterprise resource planning (ERP) systems, the most efficient and effective
ways to complete a business process are called _____.
1.
current approaches
2.
streamlined processes
3.
process improvements
4.
best practices
Question 44
4G will deliver 3 to 20 times the speed of 3G networks for mobile devices.
1.
True
2.
False
Question 45
Which of the following forms of e-commerce has created an opportunity for many people to
make a living out of selling items on auction Websites?
1.
Consumer-to-consumer (C2C) e-commerce.
2.
Business-to-business (B2B) e-commerce.
3.
Consumer-to-business (C2B) e-commerce.
4.
Business-to-consumer (B2C) e-commerce.
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Question 46
A key feature of an enterprise system is that _________.
1.
it is only used by large organizations
2.
it is exclusive to small and medium-sized enterprises (SMEs)
3.
it helps a business function isolate information other functions and other levels of
management
4.
it employs a database of key operational and planning data that can be shared by all
Question 47
According to the classification of enterprise resource planning (ERP) vendors, _____ vendors
target medium-sized firms with annual revenues in the $50 million to $1 billion range operating
out of one or more locations.
1.
Tier IV
2.
Tier III
3.
Tier II
4.
Tier I
Question 48
Purchasing uses information from the _____ to place purchase orders for raw materials with
qualified suppliers.
1.
detailed scheduling plan
2.
sales ordering plan
3.
sales and operations plan
4.
materials requirement plan
Question 49
Which of these is an advantage of the hosted software model?
1.
Consistent reliability
2.
Data security
3.
Faster system start-up
4.
Increased total cost of ownership
Question 50
Suppose a small business is using the hosted model for its enterprise software. Which of the
following will not be an issue they will be worried about?
1.
employing full-time IT professionals to manage its resources
2.
promoting and selling their products and services
3.
designing of their products and services
4.
managing the hiring processes
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