IV/BCA/402 Student's Copy
2 0 1 8
4th Semester
BACHELOR OF COMPUTER APPLICATIONS
Paper No. BCA-402
System Analysis and Design
Old Course
Full Marks 75
Time 3 hours
PART A—OBJECTIVE
Marks 25
The figures in the margin indicate full marks for the questions
SECTION—A
Marks 15
1. Tick the correct answer in the brackets provided 1×10=10
The components that make up any system, constitute a system
boundary
description
environment
communication
The agent of change and problem solver is called
system designer
communicator
system analyst
All of the above
/560 1 Contd.
'Backup' refers to
delays in production of outputs
accumulations of programs in memory
job scheduling failures
None of the above
Online data entry is most suitable in
entering monthly journal entries
payroll master updation
processing payment of cheque in a bank
processing of monthly salary
A data model presents
all the types of data and their associations that are relevant to the
system
a sample set of data
all facts related to the existing system
all the processes of the system along with the sequence in which
they are executed
The first step in the SDLC is
preliminary investigation and analysis
system design
database design
Both and
Pseudocode is
false logic
programming aid
Both and
Neither nor
The way each component of a system functions with the other
components of a system is called
integration
interaction
interdependence
dependence
IV/BCA/402 2 Contd.
Choose the odd one.
Decision tree expresses the logic of IF-THEN-ELSE in pictorial
form.
Decision tree is useful to express the logic when a value of variable
or an action is dependent on nested decision.
Decision tree forces analyst to consider the sequence of
decision.
Decision tree for a complex system with many sequences of steps
and combinations of conditions will be unmanageable.
Which of the following are the tools of structures System Analysis and
Design?
HIPO
CASE
DFD
All of the above
2. State whether the following statements are True or False by putting a
Tick mark 1×5=5
Information is closed system. T/F
Hardware means the instructions or programs that instruct a computer
on how to process data. T/F
The word 'system' is derived from the Greek word 'systema'. T/F
A system can be further divided into subsystem. T/F
Information means same as data. T/F
SECTION—B
Marks 10
Answer the following questions 2×5=10
1. What is decision tree?
2. Explain any two types of systems.
3. Differentiate between DFD and ER diagram.
4. Define Inventory/Stock system.
5. Explain Structured English.
IV/BCA/402 3 Contd.
PART B—DESCRIPTIVE
Marks 50
The figures in the margin indicate full marks for the questions
1. Define system. What are the characteristics of a system? 5
Explain system models. What are different types of system models? 5
OR
Define system analyst. Explain the role of system analyst. 10
2. What is structured analysis? Explain the elements of structured
analysis with a neat diagram. 10
OR
What is SDLC? Explain various phases of SDLC. 10
3. Explain the role of tools in systems development. 10
OR
Discuss about the categories of automated tools. 10
4. What is HIPO? Discuss the purpose and its components. 5
What is the purpose of system training? How do user and operator
training differ? 5
OR
Explain about the design of software. 10
5. Explain financial accounting system and payroll system. 10
OR
Explain library system and billing system. 10