Databases - Upwork

Question: Which phase of the Systems Development is concerned with determining the system feasibility?
A
Conception

B
Construction

C
Design

D
Analysis

E
Initiation

Note: not sure
1. Report
Question: 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

Note: not sure
1. Report
Question: 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

Note: not sure
1. Report
Question: 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

Note: not sure
1. Report
Question: 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

Note: not sure
1. Report
Question: A DFD is:
A
Generated in the Design phase

B
Generated in the Construction phase

C
The modern version of a Flow Chart

D
Not helpful in explaining the system to the end user

E
Mainly used at the system specification stage

Note: not sure
1. Report
Question: 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

Note: not sure
1. Report
Question: 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

Note: not sure
1. Report
Question: 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

Note: not sure
1. Report
Question: 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

Note: not sure
1. Report

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

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

Question: Identify the correct sequence of the various types of testing:

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

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

Question: A DFD is:

Question: A top level DFD is generally referred to as a:

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

Question: Data Dictionary keeps details of:

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