What is a primary characteristic of WiFi?

Medium-range, high-speed wireless connection

Long-range, high-speed wireless connection

Short-range, high-speed wireless connection

Ultra-long-range, low-speed wireless connection

What impact have wireless technologies had on wired options in buildings?

Wireless technologies have eroded the use of wired options, even where wiring is easy

No impact; wired options are still dominant

Wireless technologies have completely replaced wired options

Wireless technologies are only used in rural areas

What is the primary function of input devices?

To convert computer signals into human-readable formats

To display results from computations

To enhance data processing speed

What type of device is a touchscreen considered?

Neither input nor output device

What is a key characteristic of input/output devices?

They convert between human and computer communications.

They work only in one direction.

They process data within the computer.

What is the primary function of a network?

To connect multiple devices and allow resource sharing

To replace standalone devices entirely

To build personal storage systems

What distinguishes a Wide Area Network (WAN) from a Local Area Network (LAN)?

WAN is global, while LAN is local to a company or office

WAN is private, while LAN is public

LAN connects fewer users than WAN

WAN is for businesses, while LAN is for personal use

What is a Virtual Private Network (VPN) designed for?

To build secure communications within a public network

To create local networks within a single enterprise

To restrict access to the Internet

What is the main purpose of an Intranet?

To create a network within a single enterprise

To connect external stakeholders

To host public services on the Internet

To enhance open access to company data

Which statement about the Internet is true?

It is the backbone of most WANs and VPNs

It is primarily a private network

It is only useful for local communication

It cannot support secure data transmission

What is the primary function of a router in a network?

To route messages and connections between devices

What role does a server play in a network?

It manages access and actions of other computers in the network.

It primarily routes traffic between devices.

It provides wireless internet access.

It connects multiple printers to the network.

What is one of the main tasks a server can perform in a network?

Hosting specific pieces of software for user computers

Providing wireless connectivity

Backing up all files automatically

What happens when you type a website URL into your browser?

The Internet routers connect you to the specific website.

The server processes the URL directly.

The browser connects directly to the website server.

A VPN secures your connection automatically.

What does RFID stand for?

Radio Frequency Integration Device

Real Frequency Integration Device

What powers an RFID tag?

Radio waves from the interrogator

What is a key limitation of RFID technology?

It cannot store data, only transmits built-in chip numbers.

It requires direct physical contact with the reader.

It relies entirely on battery power.

It is not compatible with modern information systems.

What is required to make GPS tracking useful?

A Geographic Information System (GIS)

A direct connection to the satellites

Continuous power supply to the receiver

What are the primary layers of software in an information system?

Hardware, Operating System, Applications, and Users

Hardware, Middleware, Applications, and Users

Hardware, Software, Networks, and Users

Hardware, Databases, Applications, and Users

What is the primary role of an operating system?

To facilitate communication between hardware and applications

To solve specific problems for users

Why are most Information System managers and users mainly concerned with applications and operating systems?

They directly solve problems and manage tasks for users.

They are simpler to understand than hardware.

Hardware is irrelevant in modern systems.

Software layers no longer communicate with hardware.

What is the function of applications in an information system?

To solve specific problems for users

To replace the operating system in managing hardware

To communicate directly with hardware

To translate common language into digital signals

What is the primary purpose of software applications?

To perform specific and useful tasks for the user

To connect hardware to the Internet

To manage the computer's operating system

To replace the operating system entirely

What role do file extenders play in applications?

They indicate the file's format to the operating system.

They speed up the file's execution time.

They determine the type of operating system required.

They compress files for easier storage.

Applications can be developed by:

Both the operating system developers and independent programmers

Only the companies that create operating systems

Why are applications considered the most desirable part of an Information System?

They allow users to perform tasks they actually want, such as creating documents or solving problems.

They are easier to use than hardware and operating systems.

They completely replace the need for an operating system.

They ensure the computer runs efficiently.

What does the COUNT function in a spreadsheet do?

Counts how many numbers are in a sequence

Multiplies all numbers in a sequence

Finds the highest value in a sequence

What is the key difference between relative and absolute data in spreadsheets?

Absolute data is fixed, while relative data can change based on its location.

Relative data is fixed, while absolute data changes.

Both types of data change based on formulas.

What is the primary goal of software development?

To produce instructions that solve specific problems

To create new hardware for enterprises

To replace existing software systems

To reduce the need for programming

Review Intro to java

Authored by SOBIA MALIK

Computers

9th Grade

Used 2+ times

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59 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the speed at which all electronic signals travel?

100,000 miles per second

186,000 miles per second

250,000 miles per second

300,000 miles per second

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What determines the perceived speed of a communication channel?

Type of device

Signal processing

Bandwidth

Distance

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following has the highest speed among these options?

ADSL Line

WiFi 802.11b

Fiber Optics

Coaxial Cable

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the speed of WiFi 802.11n?

11 Mbps

54 Mbps

600 Mbps

1 Gbps

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which factor is NOT directly considered when choosing a communication technology?

Speed

Cost

Device aesthetics

Reliability

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the minimum speed required for streaming video?

256 Kbps

500 Kbps

1 Mbps

1.5 Mbps

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How much bandwidth is recommended for streaming 1080p HD video?

1 Mbps

3 Mbps

5-8 Mbps

25 Mbps

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Review Intro to java

What is the speed at which all electronic signals travel?

What determines the perceived speed of a communication channel?

Which of the following has the highest speed among these options?

What is the speed of WiFi 802.11n?

Which factor is NOT directly considered when choosing a communication technology?

What is the minimum speed required for streaming video?

How much bandwidth is recommended for streaming 1080p HD video?

What is the main disadvantage of coaxial cable compared to fiber optics?

What do virtually all wireless technologies use?

Which wireless technology is designed for short-range, high-speed communication?

Access all questions and much more by creating a free account

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