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What are the differences between Direct Memory Access vs Memory Mapped I/O? The Direct Memory Access or DMA is a process in which data is transferred from the memory to I/O and the I/O to memory without the help of the Central Processing Unit or the CPU of the computer. There is a special type …
What are the differences between Mini DisplayPort and Thunderbolt? As for a computer, you will find different types of connectivity options which include both wired and wireless ones. However, when it comes to the connectors of a computer, everything that would fit in it may not function just right. And, this is applicable for both …
What are the differences between a direct mapped cache and a fully associative cache? The process of cache mapping involves a technique where data from the main memory block is brought into the cache block. There are three different methods followed for it such as: Direct mapping Fully associative mapping and Set associative mapping. Therefore, …
Wireless Fidelity or Wi-Fi network operates in 2.4 GHz or 5.8 GHz bands using radio frequency based on WLAN protocol of IEEE 802.11 series standards with the help of Access Point or a router. The increase in use and popularity of Wi-Fi is growing every day due to the several benefits that it offers. However, …
Almost all computer processors these days usually come with a separate L1 or Level 1 cache and it is typically divided into two parts, data cache and instruction cache. These two caches are used as two separate banks, one for storing the data and the other for storing the instructions. In reality, there is not …
What is Computer Terminal? In simple words, a computer terminal refers to that command prompt or black screen, an emulator, or the intermediate console. It is an electronic or electromechanical device that sends commands to the kernel. Historically, the term referred to the thin clients or low powered machines connected to a mini computer or …
A modem and a router may have a similar appearance and some similarities in the functions as well but these networking devices are certainly not the same things. They both perform a few different functions specifically. The basic difference between a modem and a router is that a modem is that hardware device that allows …
What are the differences between modem and gateway? The computer terms as well as the additional accessories that are required to add for better functionality are both confusing for any average user. Two such things are a modem and a gateway. In order to make sure that you do not make any wrong choice by …
There can be two types of computer networks depending on the physical medium such as wired network and wireless network. Just as it is implied, a wired network uses a physical medium consisting of cables such as twisted pair, copper wire, or fiber optic cables to connect the devices. In a wireless network, however, different …
In a computer network mostly autonomous computers are interconnected. These computers are usually interconnected to share data and information between them. In a distributed system, however, several autonomous computers are used but these systems are visible to the users. There are quite a few other major differences between a computer network and a distributed system …
Computer Network vs Distributed System (Explained) Read More »
IT technology has evolved in leaps and bounds over the years and the developments in the computing scenario have opened new opportunities and options to choose from. One such option is using a mainframe computer with a centralized architecture and with high computing resources and another is cloud computing, which is a low cost and …
What are the differences between Firewall and antivirus? A Firewall is that specific security mechanism which protects the network from being attacked by viruses, malware, and hackers. The main purpose of it is to examine the packets leaving or entering the network and allow them if they meet the predefined set of rules. It is …
What is Microcode? Microcode refers to the set of microinstructions for the hardware which is not accessible by any program and is usually written on the ROM or Read Only Memory. These instructions control the microprocessor directly. KEY TAKEAWAYS The basic function of a microcode is to perform short register operations at a controlled level. …
What is Server? A server in a computer is that particular piece of hardware that offers functionality to other devices or programs called clients. It can also be a computer program or software. KEY TAKEAWAYS A server usually refers to a big and powerful computer which stores all the related data of the websites hosted …
What is Programmable Read Only Memory (PROM)? Programmable Read Only Memory or Programmable ROM or simply PROM refers to that particular computer chip which can be programmed after it is created, unlike a regular ROM. KEY TAKEAWAYS A Programmable Read Only Memory is known by different names such as PROM, FPROM or Field Programmable Read …
What are the differences between modem and switch? It is quite challenging for a first timer or one who is not very tech savvy to understand computer networking fully given the fact that it is full of technical terminology. Add to that, the different devices used in it, such as a modem and a switch …
In the world of computers there are lots of confusing terms and all of them need not be technical jargon. Even simple words such as internet and computer network can create a lot of confusion among the unknown and to those users who are not very tech-savvy. It is very important for a user not …
A computer network indicates the group of computers that are connected together through either wired or wireless means. The main purpose of a computer network is to communicate data by using the right communication processes and networking technologies through the related communications channels. Since it deals with data transfer, it is easy to mix it …
What is Printed Circuit Board (PCB)? A Printed Circuit Board, commonly known as a PCB, refers to the particular board in a computer that comes with different circuits to connect the different electronic components together that are used by the system to function. KEY TAKEAWAYS The Printed Circuit Boards or PCBs are not only used …
What is Printer? Printer is a specific type of output device that prints a document on paper after receiving an instruction from the computer that it is connected to. KEY TAKEAWAYS The printer attached to a computer is considered as a peripheral device which is required only when you need to print a document. Older …
What are PCIe Lanes? PCIe lanes refer to the physical link between the processor or chipset and the devices that support PCI Express. Technically, a PCIe lane is a set of two pairs of copper wires. These are called traces or signal traces and run through the motherboard. KEY TAKEAWAYS PCI Express lanes signify the physical …
What is Network? A network means the interconnection of computing devices that helps in sharing resources and data based on a specific communications protocol over wired or wireless technologies. A computer network typically consists of different computers called nodes. KEY TAKEAWAYS Computer networking allows the devices within the network to follow a specific system of rules …
What is Modem? The term ‘Modem’ is actually a short for Modulator and Demodulator. It refers to a device that modulates or changes signals for encoding digital information before transmission. At the same time, the device demodulates the signals for decoding the information transmitted. KEY TAKEAWAYS The modem allows the computer to send data by …
A mainframe computer supports storing a large database and a large number of users at the same time. It allows running different applications and comes with a powerful set of hardware that produces the desired results pretty fast. Ideally, a mainframe computer can handle millions of transactions per second. However, a mainframe computer is smaller …
A mainframe computer, just as the name indicates, is a specific type of computer that is large, powerful, expensive, and can handle tens of thousands of transactions per second. It supports multiple users and operating systems and is known to provide steady and reliable performance. On the other hand, a server refers to that specific …
Originally, the mainframe computers had all the components fitted in large cases or frames and had themselves installed in large air-conditioned rooms. However, the personal computers, on the other hand, are small enough to sit on a table or on an office desk. Over the years both mainframes computers and personal computers have evolved significantly …
The mainframe computer is a large computer that supports multiple users at a time. It is very fast and very powerful and also offers a very high storage capacity. However, the high cost and maintenance requirements of the mainframe computers allow only large organizations and data centers to use these computers. The microcomputers, on the …
Integrated Circuits are used extensively today in several electronic devices to enhance their level of performance and speed. These chips are usually made from a semiconductor material such as silicon and help in establishing connection between two hardware components in an electronic device. There are several golden plates or connectors on these Integrated Circuits that …
Integrated Circuit, also referred to as IC, indicates a thin and flat chip made usually of silicon material. This consists of at least two semiconductors that are interconnected such as the transistors. A microprocessor is that computer hardware which consists of the whole CPU or Central Processing Unit on a single chip. When people talk …
Integrated Circuits vs Microprocessor (Explained) Read More »
What is Integrated Circuit? An Integrated Circuit or IC in short refers to the collection of a large number of electronic components such as transistors, capacitors and resistors. IC is built from a thin substrate of silicon or semiconductor material and is also known as a chip or a microchip. KEY TAKEAWAYS An Integrated Circuit is …
