Question 1

Which of the following types of computer is used for weather forecasting?
A)Mainframe
B)Server
C)Minicomputer
D)Supercomputer

Accepted Answer

Supercomputers are used for weather forecasting as they have high processing power and can handle complex algorithms and large amounts of data.

Question 2

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

Accepted Answer

System software is responsible for managing the resources of the computer, such as the operating system, device drivers, and utility programs. Application software refers to programs designed for specific tasks, such as word processing or accounting. Data management software deals with organizing and manipulating data, while network software manages the communication between computers in a network.

Question 3

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.

Accepted Answer

Distributed processing involves multiple computers working together over a network to perform tasks, sharing the processing load.

Question 4

In a(n)________ 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)autonomic
D)hybrid cloud

Accepted Answer

In a hybrid cloud 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. This allows companies to capitalize on the benefits of both types of computing while mitigating some of their respective risks and drawbacks.

Question 5

In client/server computing, the client is:
A)the computer that acts as the user point of entry.
B)the location of the bulk of the processing.
C)software program used for logging on to the network.
D)the computer that firsts asks for services.

Accepted Answer

The client in client/server computing is the computer that acts as the user point of entry, meaning it is the computer through which the user accesses the network or server. The server, on the other hand, is the location of the bulk of the processing, where resources are shared and services are provided to the clients. The software program used for logging on to the network is typically referred to as a client application or client software, but it is not the client itself. The computer that first asks for services can be any computer on the network and is not necessarily the client.

Question 6

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

Accepted Answer

In a two-tiered client/server architecture, processing is split between the client computer and the server computer, with each handling specific tasks.

Question 7

Which of the following devices collects data directly from the environment for input into a computer system?
A)Sensor
B)Touch screen
C)Audio input
D)Trackball

Accepted Answer

A sensor is a device that collects data directly from the environment and converts it into an electrical signal that can be input into a computer system. Touch screens, audio input, and trackballs all require some level of human interaction to collect data and input it into the system.

Question 8

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

Accepted Answer

A server is specifically designed to support and manage computer networks, providing shared resources such as files, printers, and applications to other computers on the network.

B) Mainframe 
 While mainframes also have the capability to support computer networks, they are typically used for large-scale, high-volume processing in corporate and government environments.

C) Workstation 
 Workstations are powerful computers designed for individual use, such as graphic design, engineering or scientific computing, and are not typically used to support computer networks.

D) PC 
 PCs are general-purpose computers designed for individual use and are not typically used to support computer networks. However, some smaller networks may use PCs as servers or nodes.

Question 9

The primary storage technologies are:
A)storage networks, magnetic tape, magnetic disk, and optical disk.
B)hard drives, magnetic tape, magnetic disk, and optical disk.
C)storage networks, magnetic disks, hard disks, and optical disks.
D)hard drives, removable drives, storage networks, and magnetic tape.

Accepted Answer

The answer of The primary storage technologies are:
A)storage networks, magnetic...

Question 10

Which of the following is a type of optical disk storage?
A)CD-ROM
B)Hard drive
C)USB Flash drive
D)Magnetic tape

Accepted Answer

CD-ROM is a type of optical disk storage, whereas hard drives and USB flash drives are types of magnetic and solid-state storage respectively. Magnetic tape is also a type of storage, but it is not considered an optical disk storage.

Question 11

A high-speed network dedicated to storage that connects different kinds of storage devices, such as tape libraries and disk arrays so they can be shared by multiple servers, best describes:
A)SSN.
B)ASP.
C)LAN.
D)SAN.

Accepted Answer

The description is best suited for a Storage Area Network (SAN), which is a dedicated high-speed network that connects various storage devices like tape libraries and disk arrays to be shared by multiple servers. A Storage Service Network (SSN) is not a commonly used term, and an Application Service Provider (ASP) refers to a company that provides access to software applications through the internet. A Local Area Network (LAN) is a network that connects computers and devices within a local area, such as an office or building.

Question 12

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.

Accepted Answer

The business case for using grid computing typically involves cost savings, speed of computation, and agility, as it allows for the quick deployment of resources as needed. However, centralizing maintenance may not always be a priority or goal for organizations adopting grid computing, so it is not always a key factor in the business case.

Question 13

Which of the following storage technology stores data sequentially?
A)CD-ROM
B)RAID
C)Magnetic disks
D)Magnetic tape

Accepted Answer

Magnetic tape stores data sequentially, in a linear manner. The data is written on the tape in a single path and must be accessed in the same order.

Question 14

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.

Accepted Answer

Application software refers to programs and applications that are designed for end-users to perform specific tasks such as word processing, spreadsheet tracking, or browsing the internet. System software refers to the operating system and other utility programs that enable the computer to function. Data management software refers to programs used for organizing, storing, and retrieving data, while network software is used to enable communication and sharing of resources across different systems.

Question 15

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.

Accepted Answer

In a multitiered network, the work is balanced over several levels of servers, with each level responsible for different tasks. This distributes the workload and allows for more efficient processing of requests. It also allows for redundancy and fault tolerance in case one server fails.

Question 16

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)autonomic computing.

Accepted Answer

Grid computing involves connecting geographically remote computers to work together as a single network, allowing them to combine their processing power and create a virtual supercomputer. Co-location involves physically locating multiple computers in the same place, while cloud computing involves accessing computing resources over the internet. Autonomic computing involves self-managing and self-optimizing systems. Therefore, the best choice for this scenario is grid computing.

Question 17

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

Accepted Answer

Workstations typically have more powerful hardware components, such as higher-end CPUs and GPUs, and larger amounts of RAM than personal computers. This makes them better suited for tasks that require heavy computational abilities, such as video editing, 3D modeling, and scientific simulations. Additionally, workstations often come with more advanced software and specialized tools that are tailored to specific industries or professions.

Question 18

Legacy systems are still in use today because:
A)they can only be run on the older mainframe computers.
B)they are too expensive to redesign.
C)many integrate well using new Web services technologies.
D)they contain valuable data that would be lost during redesign.

Accepted Answer

Legacy systems are often too expensive to redesign, which is why they continue to be used despite their age.

Question 19

What type of device gathers data and converts them into electronic form for use by the computer?
A)Output device
B)Input device
C)Optical storage
D)Magnetic storage

Accepted Answer

An input device gathers data and converts them into electronic form for use by the computer. Examples of input devices include keyboards, mice, scanners, and microphones. Output devices, on the other hand, display or present data that has already been processed by the computer. Optical storage and magnetic storage refer to types of storage media, not input devices.

Question 20

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.

Accepted Answer

The description given matches the definition of data management software, which specifically deals with managing and organizing data related to business operations such as inventory, customers, and vendors. System software refers to the operating system and other low-level software that runs on a computer, while application software includes programs used for specific tasks such as word processing or graphic design. Network software refers to software used to manage and maintain computer network systems.

Quiz 5: It Infrastructure: Hardware and Software

Which of the following types of computer is used for weather forecasting?

Software that manages the resources of the computer is called:

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

In a(n) ________ 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.

In client/server computing, the client is:

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

Which of the following devices collects data directly from the environment for input into a computer system?

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

The primary storage technologies are:

Which of the following is a type of optical disk storage?

A high-speed network dedicated to storage that connects different kinds of storage devices, such as tape libraries and disk arrays so they can be shared by multiple servers, best describes:

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

Which of the following storage technology stores data sequentially?

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

In a multitiered network:

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

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

Legacy systems are still in use today because:

What type of device gathers data and converts them into electronic form for use by the computer?

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