System Analysis Test

System Analysis Test

Which of the following statements, attributed to prototyping is not true?

a. It always gives faster performance than the actual system

b. It encourages active end-user participation

c. It is an active model that end-users can see, feel and experience

d. It can accelerate several processes of Systems Design

e. The prototype is actually a pilot or test model

Which principle of design relates to the design of the system as a hierarchy of modules?

a. Modularity

b. Coupling

c. Cohesion

d. Span of Control

e. Shared use

A Data Dictionary:

a. Is created in the Conception phase

b. Defines the data types

c. Identifies the external entities of the system

d. Explains the coding logic

e. Defines all the data elements and structures in the DFD

Which tool shows the processes and the sequence in which they are performed?

a. Hierarchy Chart

b. Warnier Orr Diagrams

c. VTOC

d. Structure Chart

e. Gantt Chart

PERT stands for:

a. Program Error Reduction Technique

b. Project Evaluation and Review Technique

c. Program Evaluation and Review Technique

d. Program Execution and Review Technique

e. Project Execution and Review Technique

To achieve a good response time from OLTP, critical requirements are:

a. Efficient end users

b. Faster disk access and efficient programming

c. Faster disk access and efficient I/O controller

d. Efficient end users, faster disk access and efficient I/O controller

e. Faster disk access, efficient I/O controller and efficient programming

Which of the following is not an important reason for creating a Data Dictionary?

a. To manage the detail in larger systems

b. To document the features of the system

c. To locate errors and omissions in the system

d. To communicate a common meaning for all system elements

e. To help in reviewing the progress of the project

Identify the correct sequence of the various types of testing:

a. Module, Unit and System

b. Module, System and Unit

c. Unit, Module and System

d. System, Module and Unit

e. Unit, System and Module

You want to describe the data flow in a system. Which tool would you use?

a. Structure Chart

b. Data Chart

c. Hierarchy Chart

d. Flowchart

e. Data Flow Diagram

A structure chart is derived from a:

a. Hierarchy Chart

b. Data Flow Diagram

c. Warnier Orr Diagram

d. ERD

e. Gantt Chart

VTOC stands for:

a. Visual Table of Contents

b. Visual Translation of Contents

c. Visual Translation of Characters

d. Visual Table of Characters

e. Visual Table of Conversions

In a Data Dictionary, process logic is described using:

a. Flowcharts and Structured English

b. Decision Trees and Decision Tables

c. Flowcharts and Decision Trees

d. Decision Trees, Decision Tables and Structured English

e. Decision Trees, Decision Tables and Flowcharts

CASE stands for:

a. Computer Aided Software Engineering

b. Computer and Software Expert

c. Computer and Software Education

d. Computer and Systems Engineering

e. Computer Aided Software Education

The document of functional specifications will be used by:

a. The Management

b. The Analysis team

c. The Design team

d. The Construction team

e. The Operators

How are processes generally numbered in a DFD?

a. From left to right and top to bottom

b. From left to right and bottom to top

c. From top to bottom and left to right

d. From top to bottom and right to left

e. There is no prescribed numbering method

Normalization of data is done to:

a. Simplify retrieval

b. Structure the data

c. Simplify maintenance

d. Structure the data and simplify maintenance

e. Simplify retrieval, structure the data and simplify maintenance

SDLC stands for:

a. Systems Development Life Cycle

b. Systems Deployment Life Cycle

c. Systems Design Life Cycle

d. Systems Design Logic and Code

e. Systems Duration of Life Cycle

Which of the following regarding a DFD is incorrect?

a. It is different from a flowchart

b. It is generated in the Analysis phase

c. It is a graphical representation of the system

d. It shows a sequence of steps

e. It is a tool for Data Flow Analysis

In which phase of the System Development cycle is the Project Request form generated?

a. Conception

b. Construction

c. Design

d. Analysis

e. Initiation

A Data Dictionary is created at which stage of the Systems Development cycle?

a. Conception

b. Construction

c. Design

d. Analysis

e. Initiation

Using a Decision Table, what is the maximum number of combinations that may arise for three conditions?

a. 3

b. 4

c. 5

d. 6

e. 8

Which of the following tools would you use for project planning?

a. Structure Chart

b. Data Flow Diagram

c. PERT

d. HIPO

e. ERD

A top level DFD is generally referred to as a:

a. Context Analysis Diagram

b. Structure Chart

c. Data Dictionary

d. Data Structure Diagram

e. Hierarchy Chart

The graphical tool for describing decision logic in a data dictionary is:

a. Gantt Chart

b. CAD

c. DFD

d. Decision Tree

e. Structured English

The smallest unit of data in a Data Dictionary is referred to:

a. Data structure

b. Data store

c. Data element

d. Data flow

e. Database

Which of the following symbols represents a process in a DFD?

a. Square

b. Rectangle

c. Rhombus

d. Circle

e. Line

Which design principle relates to the strength of relations within a module?

a. Coupling

b. Cohesion

c. Modularity

d. Shared use

e. Span of control

Which phase of the Systems Development is concerned with determining the system feasibility?

a. Conception

b. Construction

c. Design

d. Analysis

e. Initiation

Which tool shows the relation between each of the documents making up a HIPO package?

a. Warnierr Orr Diagram

b. Hierarchy Chart

c. Structure Chart

d. VTOC

e. ERD

A person who is in charge of updating an account-holder's account would be depicted in a Data Flow Diagram by:

a. External Entity

b. Will not be shown

c. Data Flow

d. Data Store

e. The work being done (process)

A process which has inputs but no outputs is known as a:

a. Black hole

b. Dead process

c. Null process

d. Empty process

e. White hole

A self-check digit is useful in detecting:

a. Transcription errors

b. Transposition errors

c. Transcription and transposition errors

d. Random errors

e. Transcription, transposition and random errors

You want to plan your project. Which tool would you use?

a. Gantt Chart

b. Structure Chart

c. Hierarchy Chart

d. Flowchart

e. Warnier Orr Diagram

Given the following phases of Systems Development, arrange them in the correct order:

1 Analysis

2 Conception

3 Design

4 Construction

5 Initiation

a. 2,5,1,3,4

b. 2,5,3,1,4

c. 5,1,3,2,4

d. 1,3,2,4,5

e. 1,2,3,4,5

Data Dictionary keeps details of:

a. External entities

b. Data stores and processes

c. Data flows, external entities and data stores

d. External entities and data flows

e. Data flows, data stores, processes and external entities

Cohesion refers to:

a. Design of system as a hierarchy of modules

b. The strength of relations between modules

c. Strength of relations within a module

d. Number of instructions composing a module

e. Number of modules subordinate to calling module

The Conception phase is related to:

a. Writing programs

b. Developing the processing logic

c. Determining the system feasibility

d. Identifying the problem

e. Deciding the functions of the system

A tabular representation of the Decision Tree is known as a:

a. Table

b. Conditional table

c. Check table

d. Decision table

e. Tree Table

Which phase of the Systems Development is concerned with writing programs?

a. Conception

b. Construction

c. Design

d. Analysis

e. Initiation

You are designing a database. Which tool would be useful?

a. Warnier Orr Diagram

b. Gantt Chart

c. Entity Relationship Diagram

d. Structure Chart

e. Data Flow Diagram