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Chapter 15 EC (Group 4) Intro Into Computer & Info Sciences Flashcards | StudBud
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Chapter 15 EC (Group 4) Intro Into Computer & Info Sciences
Chapter 15 EC (Group 4) Intro Into Computer & Info Sciences
30 terms
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StudBud Administration
By Devika Vikas, Destin Thompson, & Lucent Smith
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
What is the main function of the Internet backbone?
To connect Bluetooth devices over short distances
To store all websites on the Internet
To provide low-speed connections to residential users
To carry high-capacity data traffic across the Internet
2
Why is the data transfer rate an important issue in computer networks
It affects how quickly data is moved between devices
it indicates the number of users connected to the network
It helps determine the cost of a network setup
It affects how quickly data is moved between devices
3
What impact has social networking had on introverted teenagers?
It discouraged them from talking to anyone
It led them to avoid all forms of social interaction
It allowed them to connect and communicate with more peers
It made them dependent on teachers for communication
4
What does the Domain Name System (DNS) do, and how has it evolved?
It translates hostnames into IP addresses using a distributed system
It creates firewalls to protect servers
It manages the brightness of your screen
It connects hardware components within a computer
5
How did President Obama and Mitt Romney change political campaigning during the 2012 presidential race?
They ran campaigns only through newspapers
They avoided using technology altogether
They held more town hall meetings than any previous candidates
They introduced the use of social media in political campaigns
6
What does the "Internet Protocol" (IP) address do in a network?
It gives the location of domains based on the IP
It gives permission or reject phones from certain data
Encrypts files being transferred over the internet
It identify each unique device on the network
7
Which of the following best describes the client/server model?
A client requests information or action, the server responds across network
A client and server are parts of the same physical machine
The client/server model is used only in local networks, not on the Internet
Servers are passive devices that only store data, don’t respond to requests
8
Which of the following statements is TRUE about network connections?
All networks use only physical wires for communication.
Wireless connections cannot transmit data over infrared.
Networks can use both wired and wireless connections to convey data.
Wireless networks are less capable of communication than wired ones.
9
What is the primary function of a computer network?
To store files on some remote servers
To increase processing power of separate computers
To Stop unknown people to access your data
To communicate and share resources between devices
10
What is the primary role of "network protocols"?
Join many devices of different types
To fasten up the increase the speed of the network
To protect and keep data on the network safe
Establish rules and regulations for how data is formatted and transmitted
11
Why were new top-level domains like .info and .biz introduced?
To reduce the number of websites
To remove old websites from the Internet
Because .com and .edu were becoming overcrowded
To replace country-specific domains
12
what is meant by the "bandwidth" of a netwrok?
The total size of network in gigabytes
The number of devices connected at once
The speed at which audio is processed
The capacity of a network to transfer data
13
What is the purpose of "Ethernet" in networking?
Making a link between a wired and wireless device
To gather files and data and move then to a private server
Connecting computers in a local network using wired comunication
Reviewing network traffic for secure access to the network
14
What is cloud computing, and how does it benefit users?
It provides local storage only
It gives users online storage and services without managing hardware
It requires users to store everything on their own devices
It is used only for video streaming
15
What are some of the negative effects associated with using social networking sites?They improve academic performance
They increase face-to-face communication
They can lead to cyberbullying and spread of false information
They eliminate the need for any real friendships
They improve academic performance
16
What is a computer network primarily used for?
Designing software applications
Creating backups of computer systems
Communicating and sharing resources between devices
Performing system updates automatically
17
What is the purpose of a firewall in a computer network?
To store personal photos securely
To protect a network from unauthorized access and control traffic
To block viruses from the hard drive
To increase download speeds
18
What is meant by the "data transfer rate" in networking?
The speed at which information data cross between computers in the network
The amount of bandwidth used that a network can handle at once
The total storage capacity of the network which it takes to handle
The cost and price of connecting to the network
19
What is referred to by the generic terms “node” or “host” in a network?
A software application used to monitor data
Any device on a network
A physical cable used for wired communication
A printer connected to a computer
20
How do social networking sites benefit college students?
They are mainly used to cheat on exams
They force students to attend fewer classes
They help students avoid studying
They provide a platform to connect and stay informed about events
21
What is the primary purpose of a file server in a client/server network?
To host and manage web pages
To serve as a gateway between two networks
To process complex computations requested by the client
To store and manage files for multiple users on a network
22
What is a "Node" or "Host" in a computer network?
Any device linked with the network to sends/receives data on another device
A server that provides data files
A device that routes data packs to certain devices
A wireless point that gives you access to your network
23
What concerning link has been found between time spent on social networks and teen behavior?
Teens become more physically active
Teens show improved focus in school
Teens are more likely to develop addictions to smoking or alcohol
Teens develop better sleeping habits
24
What is "packet switching" in computer networks?
Method for making transferred files faster in the network
The breaking of data into smaller packets for more efficient transmission
A technique make for larger files to make into a different format
A method used to encrypts data in transit
25
In which type of network are nodes connected to a single communication line, and messages travel in both directions?
Bus topology
Ring topology
Mesh topology
Star topology
26
Which of the following is an example of a "Local-Area Network" (LAN)?
A network that connects you to different states
A Network that connects devices in a single office building
A network that connects you to across the globe
A network that connects you to towns
27
In a bus topology, how do nodes handle messages that are not addressed to them?
They process all messages regardless of the address
They forward all messages to other nodes
They store messages for later delivery
They check the address and ignore messages not meant for them
28
Which of the following is an advantage of a "Peer-to-Peer" (P2P) network?
It’s simpler and easy to navigate It is easy to manage and secure
Under a central authority with communication
A single person review that handles the systems
Every device are responsible for requesting and providing resources
29
How are messages transmitted over the Internet, and what role do routers and repeaters play?
Messages are only sent through satellite without assistance
Messages are hand-delivered through the ISP
Messages are broken into packets-guided by routers-boosted by repeaters
Messages are sent as one file over a single network
30
What role does a gateway play in a wide-area network (WAN)?
It manages the transfer of files between clients
It handles local requests on a client/server model
It connects two nodes within the same LAN
It facilitates communication between a LAN and other networks
