Title: Categoria per defecte en info4t
Course: Informàtica 4t ESO v2 ang

La categoria per defecte per a preguntes compartides en el context 'info4t'

Q: A system of computers and other devices connected in a local network receive the technical name:
- LAN
- WAN
- XAN
- PAN
A: LAN

Q: Java is the name
- Of a brand of tablets
- Of a programming language
- Of a brand of hard disks
- Of a very important IT engineer
A: Of a programming language

Q: A firewall is:
- A type of fire engine
- An antivirus program
- A software barrier to prevent intrusion in a computer
- A computer extinguisher
A: A software barrier to prevent intrusion in a computer

Q: A blog is
- A type of computer calendar
- A web page
- A personal interactive diary in web form
- A packet of sheets
A: A personal interactive diary in web form

Q: The word ‘App’ comes from:
- Application
- Applet
- Ampliation
- Alteration
A: Application

Q: Els ordinadors es comuniquen mitjançant un:
- Codi cromàtic
- Codi alfabètic
- Codi Morse
- Codi binari
A: Codi binari

Q: Computers communicate via a:
- Colour code
- Letter code
- Morse code
- Binary code
A: Binary code

Q: Is the acronym for a local network
- PAN
- WAN
- LAMP
- LAN
A: LAN

Q: A jpg image file
- Contains the image in a bitmap
- Is an interactive multimedia image
- Contains an image in a compressed format
- Contains an animated image
A: Contains an image in a compressed format

Q: Indicates the option corresponding to a network topology:
- http
- DNS
- Star
- Ethernet
A: Star

Q: Is the type of connector used in local network cables:
- DIN37
- RJ45
- RCA
- ISO45
A: RJ45

Q: The network protocol to connect computers over the Internet is
- Netbeui
- Microsoft Network
- TCP/IP
A: TCP/IP

Q: A router is
- A router
- A switch
- A hub
- A DNS
A: A router

Q: A fibre optic cable transmits information
- With coded electrical impulses
- With radio frequency impulses
- With light impulses
- With infrared rays
A: With light impulses

Q: HTML language is used to
- Program games
- Program apps for tablets and mobile devices
- Make 3D graphic designs
- Edit web pages
A: Edit web pages

Q: For a local network to be more efficient, to cable it, you need
- A router
- A switch
- A hub
- A modem
A: A switch

Q: The communication protocol on the Internet:
- Sends the information once only.
- Segment and pack the information to send.
- Break up the information and send a packet per second
- Divide the files into 500 kb packets.
A: Segment and pack the information to send.

Q: The origin of the internet network dates back to an American military network called:
- WWW
- ARPANET
- COMMNET
- SERIALNET
A: ARPANET

Q: The means of transmission with the most bandwidth is:
- Polyester fibre
- Fibre optics
- Coaxial cable
A: Fibre optics

Q: The radio frequency that Bluetooth and Wi-Fi connections work on is:
- 2,4 GHz
- 25 kHz
- 250 MHz
- 100 kHz
A: 2,4 GHz

Q: The most secure encryption standard in a Wi-Fi network is:
- WPA2
- WPA
- WIN
- WEP
A: WPA2

Q: The most common type of network interface card is:
- Ethernet
- Giganet
- Egonet
- Token Ring
A: Ethernet

Q: Which is not a local network service?:
- Shared printer
- File server
- DNS server
- Internet access
A: DNS server

Q: A router is
- A device to create a local network
- A device to connect computers to the Internet
- A program to connect a computer to the Internet
- A device to have Bluetooth
A: A device to connect computers to the Internet

Q: The following is not a means of data transmission:
- Aluminum cable.
- Copper wire.
- Coaxial cable.
- Twisted pair cabling.
A: Aluminum cable.

Q: The unique numeric identifier of an Ethernet card, recorded in the manufacture and that can not be repeated in any other, receives the name of:
- MAC address (Media Access Control)
- SNP (Serial Number Protocol)
- IP address (Internet Protocol)
- P2P address
A: MAC address (Media Access Control)

Q: A network switch is
- A device to connect the computers in a network through packet switching.
- A device to select which computer can print.
- An element to control internet access.
- Software to manage the network.
A: A device to connect the computers in a network through packet switching.

Q: The command to find IP addresses in my computer and network is
- msconfig
- ipconfig
- tcpconfig
- netconfig
A: ipconfig

Q: URL refers to:
- A webpage address.
- The name server.
- A type of router.
- A network node.
A: A webpage address.

Q: Data transfer rate is measured in:
- Bits per second
- Gigabyte per minute
- Bits per hour
- Megabyte per hour
A: Bits per second

Q: When one computer consults another with a web page, the following type of communication is established:
- Peer to peer (P2P)
- Server - client
- Equal to equal
- Client - server
A: Client - server

Q: To determine whether there is communication between our computer and another in the local network, or internet, we use the command:
- ipconfig
- ping
- pong
- configip
A: ping

Q: The Bluetooth system is especially suitable for:
- Connecting mobile devices with each other.
- Creating wireless local networks.
- Connecting wireless printers.
- Accessing internet.
A: Connecting mobile devices with each other.

Q: The maximum transfer rate of a first-generation Wi-Fi system is:
- 11 Mbps
- 1 Mbps
- 365 kbps
- 0,5 Mbps
A: 11 Mbps

Q: The means of transmission of a Bluetooth system is:
- electromagnetic waves.
- fibre optics.
- laser rays.
- infrared rays.
A: electromagnetic waves.

Q: A wireless access point (WAP) is:
- A fixed device to connect mobile devices with a LAN via Wi-Fi.
- An encryption system to make a wireless network more secure.
- A router with antennae.
- A USB device for wireless connection to a computer that doesn’t have the source port.
A: A fixed device to connect mobile devices with a LAN via Wi-Fi.

Q: A wireless mouse communicates with the computer via:
- Bluetooth
- Wi-Fi
- Infrared
- laser
A: Bluetooth

Q: Eduroam is a network:
- for members of the university community, which enables roaming.
- for the public in general.
- for members of business organisations.
- of smart cities.
A: for members of the university community, which enables roaming.

Q: A wireless local network is identified with the acronym:
- WLAN
- LAN
- XLAN
- PLAN
A: WLAN

Q: The maximum range of a Wi-Fi system is around:
- 300 m
- 10 m
- 1 km
- 0,5 km
A: 300 m