IT Release - Page 9 of 46 - Technology Blog

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computers
Advantages and disadvantages of mesh topology
3 min
by Junaid Rehman 3 years ago8 months ago

What is mesh topology “A type of network topology in which every node or device is connected to every other node or device in the network” Every node transfers its data but also receives data from other connected nodes. This type of topology is used in a wireless network and wide area network. All the...
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computers
Advantages and disadvantages of hybrid topology
2 min
by Junaid Rehman 3 years ago8 months ago

Definition of hybrid topology “A type of topology which is built by connecting two or more different topologies.” For example, the arrangement of computers in an office makes ring topology. And in another office computers are attached in the form of star topology. So if you connect these two offices i.e. combining ring and star...
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computers
What is remote procedure call (RPC) in operating system
1 min
by Junaid Rehman 3 years ago8 months ago

In a remote procedure call, the client request some processing to the server computer. The server computer is placed in a remote location. The client sends parameters with the request it sends to the server. The parameters are passed either by value, by reference, or linked in the cloud location. 5 components are involved in...
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computers
What is Enterprise private network (EPN) with example
2 min
by Junaid Rehman 3 years ago8 months ago

A type of private network which an enterprise company uses to connect its branches is known as an enterprise private network. The initial networking was made possible in the 1970s by AT&T. Enterprise private network can be made in various ways that include:- Virtual private network (VPN) Local area network (LAN) Wide area network (WAN)...
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computers
Difference between cooperative and preemptive multitasking
2 min
by Junaid Rehman 3 years ago8 months ago

What is multitasking Multitasking is performing multiple tasks at a time. In a computer, multiple tasks/programs run at a time. For example, chrome browser, audio player, MS word program runs at the same time. The running of multiple programs/tasks at the same time is handled by the operating system. If you have a single CPU...
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computers
What is cloud architecture with example
2 min
by Junaid Rehman 3 years ago8 months ago

We often store our data on the hard drive of our PC, laptop or workstation. The data we store on a personal computer can be hacked, stolen or attacked by a virus. Maybe our hard drive fails to function so there is a chance of data loss. Similarly, big companies have to store their data...
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computers
Advantages and disadvantages of passive optical local area network (POL)
2 min
by Junaid Rehman 3 years ago8 months ago

What is passive optical local area network (POL) Passive optical LAN uses fiber optics to make a network. In POL the speed of data transfer is high. You can easily video conference, audio share and browse the internet fast. There are 3 main components of POL i.e. Optical Line Terminal (OLT), Optical Splitter, Optical Network...
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computers
What is passive optical local area network (POL) with example
2 min
by Junaid Rehman 3 years ago8 months ago

POL or passive optical local area network is an inexpensive solution to connect different devices to the internet. POL was first time introduced in 1987 by British Telecommunications. There are 3 major components of POL that are:- Optical Line Terminal (OLT) Optical Splitter Optical Network Terminal (ONT) OLT or optical line terminal is placed in...
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Mobiles
What are advantages and disadvantages of blackberry operating system
3 min
by Junaid Rehman 4 years ago8 months ago

History of Blackberry Blackberry is a Canadian company and was first known as research in motion (RIM). In 2013 Blackberry had 83 million subscribers. In 2016 Blackberry subscribers had reduced to 23 million due to Apple and Android. Blackberry introduced many mobile models including Z10, Q10, Z10, Blackberry Classic and Blackberry Passport. Blackberry also introduced...
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computers
Advantages and disadvantages of client server network
2 min
by Junaid Rehman 4 years ago8 months ago

The client server network is a type of network in which one computer behaves as a client and the other computer behaves as a server. The client is a computer that gets services from the server. And the server is a computer that gives services to the client computer. In a local area network (LAN)...
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