Question 1

Google's Linux-based operating system for mobile devices is known as ________.

Accepted Answer

A)  iOS 
B)  Symbian 
C)  Java 
D)  Bada 
E)  Android

Question 2

Give a brief description of the relational model of database management.

Accepted Answer

The answer of Give a brief description of the relational...

Question 3

A ________ key refers to an attribute that appears as a non-primary key attribute in one entity and as a primary key attribute (or part of a primary key)in another entity.

Accepted Answer

A)  primary 
B)  table 
C)  foreign 
D)  super 
E)  candidate

Question 4

Which of the following methods uses high-frequency light waves to transmit signals on an unobstructed path between nodes?

Accepted Answer

A)  Bluetooth 
B)  wireless LAN 
C)  high-frequency radios 
D)  infrared line of sight 
E)  microwave systems

Question 5

Which of the following operating systems was the first commercial graphical-based operating system that made its debut in 1984?

Accepted Answer

A)  Mac OS 
B)  Linux 
C)  Windows 
D)  Unix 
E)  z/OS

Question 6

The most common database management system (DBMS)approach in use today is the relational database model.

Accepted Answer

A) True 
 B)False

Question 7

Compare and contrast centralized and distributed computing.

Accepted Answer

The answer of Compare and contrast centralized and distributed computing....

Question 8

A(n)________ network is a computer network that spans a relatively small area,allowing all computer users to connect with each other to share data and peripheral devices,such as printers.

Accepted Answer

A)  enterprise 
B)  wide area 
C)  campus area 
D)  local area 
E)  value-added

Question 9

The emergence of new computing models,such as distributed computing,has resulted in organizations completely abandoning the older centralized computing technologies.

Accepted Answer

A) True 
 B)False

Question 10

In which of the following network topologies are all the nodes or workstations connected to a central hub through which all messages pass?

Accepted Answer

A)  square network 
B)  mesh network 
C)  bus network 
D)  ring network 
E)  star network

Question 11

A(n)________ is a secondary storage technology that uses nonvolatile memory chips to store data.

Accepted Answer

A)  router 
B)  virtual port 
C)  cache register 
D)  solid-state drive 
E)  switch

Question 12

Which of the following object-oriented programming concepts allows programmers to group objects of the same properties and behavior together?

Accepted Answer

A)  encapsulation 
B)  inheritance 
C)  class 
D)  polymorphism 
E)  abstraction

Question 13

Which of the following types of ports is used to connect networks in standard local area networks?

Accepted Answer

A)  ethernet port 
B)  VGA port 
C)  serial port 
D)  parallel port 
E)  USB port

Question 14

Data stored on disks is easier and faster to locate than data on magnetic tapes,because ________.

Accepted Answer

A)  the data on disks is stored in binary form 
B)  disks have larger and more efficient storage capacities as there are more than three levels of cache 
C)  disks have both mechanical and electronic parts 
D)  magnetic tapes store data in tiny magnetic spots with smaller wavelengths 
E)  computers do not have to scan an entire tape to find a specific data file when using disks

Question 15

Describe the primary storage used in computer systems.

Accepted Answer

The answer of Describe the primary storage used in computer...

Question 16

Secondary storage is located on the motherboard and is used to store the data and programs currently in use.

Accepted Answer

A) True 
 B)False

Question 17

________ is a LAN protocol using packet switching developed by the Xerox Corporation in 1976.

Accepted Answer

A)  JavaScript 
B)  Flash memory 
C)  Ethernet 
D)  Compiler 
E)  Primary key

Question 18

________ are computer-aided software engineering (CASE)tools that automatically check for incomplete,inconsistent,or incorrect specifications in diagrams,screens,and reports.

Accepted Answer

A)  Documentation generators 
B)  Code generators 
C)  Diagramming tools 
D)  Repositories 
E)  Analysis tools

Question 19

A ________ key is a unique identifier that should be created and used when designing a database for each type of entity,in order to store and retrieve data accurately.

Accepted Answer

A)  foreign 
B)  surrogate 
C)  primary 
D)  super 
E)  candidate

Question 20

Which of the following entities is responsible for managing global and country code top-level domains,as well as global Internet protocol (IP)number space assignments?

Accepted Answer

A)  American Registry for Internet Numbers 
B)  World Wide Web Consortium 
C)  Internet Assigned Numbers Authority 
D)  Internet Governance Forum 
E)  European Organization for Nuclear Research

Exam 11: Appendix: Technology Briefing: Foundations of Information Systems Infrastructure

Google's Linux-based operating system for mobile devices is known as ________.

Give a brief description of the relational model of database management.

A ________ key refers to an attribute that appears as a non-primary key attribute in one entity and as a primary key attribute (or part of a primary key) in another entity.

Which of the following methods uses high-frequency light waves to transmit signals on an unobstructed path between nodes?

Which of the following operating systems was the first commercial graphical-based operating system that made its debut in 1984?

The most common database management system (DBMS)approach in use today is the relational database model.

Compare and contrast centralized and distributed computing.

A(n) ________ network is a computer network that spans a relatively small area,allowing all computer users to connect with each other to share data and peripheral devices,such as printers.

The emergence of new computing models,such as distributed computing,has resulted in organizations completely abandoning the older centralized computing technologies.

In which of the following network topologies are all the nodes or workstations connected to a central hub through which all messages pass?

A(n) ________ is a secondary storage technology that uses nonvolatile memory chips to store data.

Which of the following object-oriented programming concepts allows programmers to group objects of the same properties and behavior together?

Which of the following types of ports is used to connect networks in standard local area networks?

Data stored on disks is easier and faster to locate than data on magnetic tapes,because ________.

Describe the primary storage used in computer systems.

Secondary storage is located on the motherboard and is used to store the data and programs currently in use.

________ is a LAN protocol using packet switching developed by the Xerox Corporation in 1976.

________ are computer-aided software engineering (CASE) tools that automatically check for incomplete,inconsistent,or incorrect specifications in diagrams,screens,and reports.

A ________ key is a unique identifier that should be created and used when designing a database for each type of entity,in order to store and retrieve data accurately.

Which of the following entities is responsible for managing global and country code top-level domains,as well as global Internet protocol (IP) number space assignments?