Question 1 (1 point) Systems software consists of programs that help users solve

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Question 1 (1 point)

Systems software consists of programs that help users solve particular computing problems.

Question 1 options:

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Question 2 (1 point)

To determine its position, a global positioning system (GPS) receiver receives the signal from ____ GPS satellites and determines its exact distance from each satellite.

Question 2 options:

three

four

five

two

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Question 3 (1 point)

A geostationary satellite orbits the earth at an altitude of less than 1,000 miles.

Question 3 options:

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Question 4 (1 point)

In the relational model, each row in a table represents an entity, and each column represents an attribute of that entity.

Question 4 options:

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Question 5 (1 point)

A _____ is a private network that uses a public network (usually the Internet) to connect multiple remote locations.

Question 5 options:

private branch exchange

software defined network

network operating system

virtual private network

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Question 6 (1 point)

_____ are quantifiable measurements that assess progress toward organizational goals and reflect the critical success factors of an organization.

Question 6 options:

Business intelligence matrices

Social graphs

Key performance indicators (KPIs)

Dashboards

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Question 7 (1 point)

Some databases use ______, which is a visual approach to developing queries and requests.

Question 7 options:

Query by Example (QBE)

user views

Structured Query Language (SQL)

data manipulation language (DML)

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Question 8 (1 point)

Which of the following statements is true of embedded operating systems?

Question 8 options:

They represent a small, niche market.

They are dedicated to the control of another device.

They are used in a narrow range of applications.

They mainly determine the functionality of smartphones solely.

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Question 9 (1 point)

Which of the following statements is true of an asymmetric DSL (ADSL)?

Question 9 options:

It provides high speed Internet access solely to large businesses over the existing phone lines of the local telephone network.

It requires an additional phone line to provide "always-on" Internet access.

It provides a dedicated connection from each user to the phone company’s local telephone office.

Its transmission speed remains high even when a subscriber is farther away from the local telephone office.

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Question 10 (1 point)

After a computer system is started, portions of the operating system are transferred to _____ as they are needed.

Question 10 options:

a bus

memory

the back-up rescue disk

the kernel

Explanation / Answer

1) false

System software is a type of computer program that is designed to run a computer’s hardware and application programs.

2) two

3) true

4) true

5) virtual private network

6) Key performance indicators (KPIs)

7) QBE

8) they are used in anrrow range of applicartions

Embedded operating systems are usually used for hardware that have very little computing power, little RAM/ROM and a slow CPU, so they tend to be very specific in their applications and scope.

9) It provides high speed Internet access solely to large businesses over the existing phone lines of the local telephone network.

Its transmission speed remains high even when a subscriber is farther away from the local telephone office.

10) memory

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