NEW
Font size
Worksheets9B pre-SAS
Total questions: 22
Worksheet time: 2hrs 50mins
What significance do the "beeps" have during the boot process of a PC?
The number of beeps describe the quality of the processor
The number of beeps describe the speed of the RAM Chips
The number and length of the beeps indicate a hardware problem
You can tell how powerful the PC is by the loudness or intensity of the beeps
Which of the following is NOT one of the four troubleshooting steps?
Look at the problem
Describe the problem
Select the best solution
Decide the cause of the problem
What is the purpose of the ROM BIOS Chip in a PC?
To store the operating system
To keep track of the hardware resources on the system
To provide power to the system
To connect the PC to the internet
What is a network?
A group of 1 or more devices which communicate
A group of 2 or more devices which communicate
When 2 or more computers are in the same building.
A group of 3 or more devices which communicate
Which of these is not a wireless connection?
Bluetooth
4G
Wi-fi
Ethernet
What is the function of a router?
They connect a phone to a satellite
They route data packets from one device to another
They route data packets from one network to another
They connects two roads togther
Which one of the following statements with regard to Bluetooth is FALSE?
Files can be transferred between cellphones with this facility.
One Bluetooth device will automatically detect another Bluetooth device in the neighbourhood.
Devices that are between 5 m and 60 m apart can connect.
It uses radio technology.
In what way can artificial intelligence become harmful?
Excessive use of AI makes people lazy since they rely too much on it.
By using AI as a weapon in wars, many innocent lives will be affected.
AI replaces the human force resulting to less job opportunities to human workers.
AI programmed devices are harmful through the radiation it produces.
The time it takes for a bit to get from sender to receiver.
Network
Latency
Bandwidth
Bitrate
What forwards data packets to the right computer?
Router
Internet
Ethernet Cable
Clock
We watched video from Google. How does the Internet work?
The video that we watch travel from Google data center, transmit to satellite and sent to your mobile.
Google sent the video to your mobile, and we watch through the satellite
Satellite sent the video that we watch to Google data center
Your mobile sent the video from the satellite to Google data center
How does the optical fiber cables work in network?
Your devices send the domain name to DNS, than
DNS send the IP address of Domain Name to Data Center, than
Data Center send via the optical fiber network to the router, than
routers send to your device
Your devices send the its IP address to Data Center, than
Data Center send the IP address to DNS, than
DNS send the domain name to the router, than
routers send to your device
Your devices send the device's IP address to DNS, than
DNS send the IP address to the router, than
IP address send to the router, than
router send to your device
Your devices send the its IP address to Data Center, than
Data Center send the IP address to DNS, than
DNS send the domain name to the router, than
routers send to the optical fiber network
So, what is the backbone?
Central network traffic infrastructure, that connects different network.
A global network of computers each computer connected
A more complex device that usually includes the capability of hubs, bridges and switches.
A network of computers within the same building, such as a school, home or business.
Please explain the function of DNS.
We access the Internet (ex.www.google.com) uses the domain name, DNS translate the domain name into IP address, so browsers can load Internet resources.
We access the Internet (ex.www.google.com) uses the IP address, DNS translate IP address into domain name, so browsers can load Internet resources.
We access the Internet (ex.www.google.com) uses the IP address, DNS translate the domain name into IP address, so browsers can load Internet resources.
We access the Internet (ex.www.google.com) uses the domain name, DNS translate IP address into domain name, so browsers can load Internet resources.
What is not function of protocol?
Set the rules of data packet convertion
Rules for routers
Set the rules attachment of the source and destination of each packet
Manage IP address assignment
Providers of certain types of services on a network are called?
Routing
Database
Corba
Server
