Question 1

How many transactions per day can the IBM Z13 mainframe process?
A) 2.5 million
B) 25 million
C) 250 million
D) 2.5 billion
E) 25 billion

Accepted Answer

The IBM Z13 mainframe can process 2.5 billion transactions per day.

Question 2

Software used to apply the computer to a specific task for an end user is called:
A) system software.
B) application software.
C) data management software.
D) network software.
E) web services software.

Accepted Answer

Application software is specifically designed for end users to perform specific tasks, such as word processing, accounting, or graphic design. System software, on the other hand, is the background software necessary for the computer's operation, such as the operating system, device drivers, and utilities. Data management software is a type of application software that organizes and manages data. Network software is used to manage and control computer networks, while web services software is designed to support server-side web applications.

Question 3

Connecting geographically remote computers in a single network to create a "virtual supercomputer" is called:
A) co-location.
B) cloud computing.
C) grid computing.
D) client/server computing.
E) centralized processing.

Accepted Answer

Grid computing involves connecting geographically remote computers to create a single network that functions as a supercomputer. It allows organizations to aggregate computing power, storage capacity and other resources to complete larger projects and simulations quicker and more efficiently than they would on a single machine. Co-location, cloud computing, client/server computing, and centralized processing do not necessarily involve connecting geographically remote computers in a single network to create a virtual supercomputer.

Question 4

System software manages the resources and activities of computers

Accepted Answer

System software is responsible for managing hardware resources, providing a user interface, and managing other software applications.

Question 5

Software that manages the resources of the computer is called:
A) system software.
B) application software.
C) data management software.
D) network software.
E) web services software.

Accepted Answer

System software manages the resources of the computer such as memory, storage, and processing power. Examples of system software include operating systems, device drivers, and utility programs.

Question 6

Today, most system and application software is custom built by in-house programmers.

Accepted Answer

Nowadays, most system and application software is often purchased or licensed from third-party vendors rather than being custom built by in-house programmers. This approach saves time and resources, and also ensures that the software has already undergone extensive testing and development by experts in the field. Additionally, many companies also rely on open-source software or cloud-based solutions for their software needs.

Question 7

Describe the five major categories of IT infrastructure and provide an example of each.

Accepted Answer

The answer of Describe the five major categories of IT...

Question 8

A client computer networked to a server computer, with processing split between the two types of machines, is called a(n) ________ architecture.
A) service-oriented
B) on-demand
C) multitiered client/server
D) two-tiered client/server
E) grid

Accepted Answer

The two-tiered client/server architecture refers to a network setup where the client computer and server computer share processing responsibilities. This model typically involves a client (front-end) requesting services or resources, and a server (back-end) providing those services or resources, with the processing split between the two.

Question 9

What would be a reason for using a workstation rather than a personal computer?
A) When you need more powerful computational abilities
B) When you need to access a network
C) When you need to serve applications and data to client computers
D) When you need to share resources
E) When you need to connect to a cloud computing platform

Accepted Answer

Workstations are designed for high-performance computing, which includes complex data modeling, video editing, animation, scientific simulations, and other CPU/GPU intensive operations. Workstations are equipped with powerful processors, high-speed memory, and graphics cards for optimized performance. These types of tasks cannot be efficiently handled by personal computers, which are designed for general computing purposes.

Question 10

In a multitiered network:
A) the work of the entire network is centralized.
B) the work of the entire network is balanced over several levels of servers.
C) processing is split between clients and servers.
D) processing is handled by multiple, geographically remote clients.
E) users interface with the server rather than the client.

Accepted Answer

In a multitiered network, the workload is balanced over several levels of servers. This architecture provides better scalability, fault tolerance, and load balancing compared to a centralized network architecture. Processing is split between clients and servers in a multitiered network. Users may interface with the client or the server, depending on the application design.

Question 11

Systems integration means ensuring the legacy systems work with new elements of the infrastructure.

Accepted Answer

Systems integration is the process of combining different IT systems and applications to improve business processes and create a unified system. This often involves making sure that legacy systems can work alongside new technologies and infrastructure. Therefore, the statement is true.

Question 12

A firm's IT infrastructure provides the foundation for supporting all the information systems in the business.

Accepted Answer

This statement is true. A firm's IT infrastructure is the underlying framework that supports all of the information systems used by the business. It includes hardware, software, networks, and other components that are essential for the efficient and effective operation of the organization's IT resources.

Question 13

Which of the following types of computers are used for weather forecasting on a national or worldwide scale?
A) Mainframe
B) Server
C) Minicomputer
D) Supercomputer
E) PC

Accepted Answer

Supercomputers are the best choice for weather forecasting on a national or worldwide scale because they are specifically designed for complex calculations and data analysis, which are essential for predicting weather patterns accurately.

Question 14

Which of the following statements about client/server computing is not true?
A) The client provides the user interface.
B) The bulk of processing occurs on the client.
C) Computing on the Internet is based on the client/server model.
D) The client is normally a desktop or laptop computer.
E) The server provides security, remote access, and user authentication.

Accepted Answer

The bulk of processing actually occurs on the server in a client/server computing model. The client is responsible for providing the user interface and handling some local processing, but the more complex processing and data storage typically take place on the server.

Question 15

In a ________ computing model, companies use their own infrastructure for essential computing tasks and adopt public cloud computing for less critical operations or additional processing during peak business periods.
A) scalable
B) quantum
C) grid
D) hybrid cloud
E) private cloud

Accepted Answer

A hybrid cloud computing model involves using both private and public cloud services. Companies can use their own infrastructure (private cloud) for essential computing tasks and adopt public cloud computing for less critical operations or additional processing during peak business periods. This allows companies to leverage the benefits of both private and public cloud computing while minimizing the drawbacks.

Question 16

Software that organizes, manages, and processes business data, such as data concerned with inventory, customers, and vendors, is called:
A) system software.
B) application software.
C) data management software.
D) network software.
E) web services software.

Accepted Answer

The term "data management software" specifically refers to software that is designed to handle the organization, storage, and processing of various types of data, including business data such as inventory, customer, and vendor information. System software refers to the underlying software that manages the interactions among hardware components and peripherals, while application software refers to software that is designed for specific tasks or functions, such as word processing or video editing. Network software and web services software are both broader categories that encompass a range of different types of software related to networking and online communication.

Question 17

Which of the following is an example of a legacy system?
A) Transaction processing system running on a mainframe
B) Scalable grid computing system
C) Web services running on a cloud computing platform
D) MDM software
E) Quantum computing system

Accepted Answer

A transaction processing system running on a mainframe is an example of a legacy system because it is an outdated technology that is still being used because it is difficult or expensive to replace. Meanwhile, scalable grid computing and web services running on a cloud computing platform are modern technologies that are not considered legacy systems. MDM software is a type of modern software used for managing data, and quantum computing is a cutting-edge technology that is not yet widely used in business applications.

Question 18

The use of multiple computers linked by a communications network for processing is called:
A) grid computing.
B) distributed processing.
C) client/server computing.
D) centralized processing.
E) supercomputing.

Accepted Answer

Distributed processing involves the use of multiple computers (often located in different locations) linked through a communications network, each contributing to a computing task or system. This approach allows for tasks to be divided and processed simultaneously, improving efficiency and reliability.

Question 19

Which of the following types of computers would you use to support a computer network?
A) Server
B) Mainframe
C) Workstation
D) PC
E) Tablet

Accepted Answer

Servers are designed to handle multiple requests and manage resources in a network environment. They can provide file sharing, printer sharing, email hosting, and many other network services.

Answer: B
 Mainframes are powerful computers that can handle large amounts of data processing and transactions, making them a good choice for supporting large-scale computer networks in enterprises and industries.

Therefore, the best choices for supporting a computer network would be A) Server and B) Mainframe.

Question 20

The business case for using grid computing involves all of the following except:
A) cost savings.
B) centralized maintenance.
C) speed of computation.
D) agility.
E) increased computational power.

Accepted Answer

The business case for using grid computing typically involves cost savings, increased computational power, agility, and speed of computation. Centralized maintenance may be a benefit of using grid computing, but it is not a primary driver of the business case.

Quiz 5: It Infrastructure: Hardware and Software

How many transactions per day can the IBM Z13 mainframe process?

Software used to apply the computer to a specific task for an end user is called:

Connecting geographically remote computers in a single network to create a "virtual supercomputer" is called:

System software manages the resources and activities of computers

Software that manages the resources of the computer is called:

Today, most system and application software is custom built by in-house programmers.

Describe the five major categories of IT infrastructure and provide an example of each.

A client computer networked to a server computer, with processing split between the two types of machines, is called a(n) ________ architecture.

What would be a reason for using a workstation rather than a personal computer?

In a multitiered network:

Systems integration means ensuring the legacy systems work with new elements of the infrastructure.

A firm's IT infrastructure provides the foundation for supporting all the information systems in the business.

Which of the following types of computers are used for weather forecasting on a national or worldwide scale?

Which of the following statements about client/server computing is not true?

In a ________ computing model, companies use their own infrastructure for essential computing tasks and adopt public cloud computing for less critical operations or additional processing during peak business periods.

Software that organizes, manages, and processes business data, such as data concerned with inventory, customers, and vendors, is called:

Which of the following is an example of a legacy system?

The use of multiple computers linked by a communications network for processing is called:

Which of the following types of computers would you use to support a computer network?

The business case for using grid computing involves all of the following except: