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Category Archives: Computer Organization & Architecture

We can perform arithmetic operations on the numeric data which is stored inside the registers.  Example :  R3 <- R1 + R2 The value in… Read More
Prerequisite – Interrupts and Exceptions Interrupt is one of the classes of Exception. There are 4 classes of Exception- interrupt, trap, fault and abort. Though,… Read More
SSD stands for Solid State Drive. SSD’S do not use Mechanical Components like HDD’S. HDD’S use Disks to store and retrieve data by revolving very… Read More
If you are daily user of computer or laptop, then you should know about functions of functions keys present on keyboard. They are very important… Read More
Normal Processor : The processors mainly used in several personal computers are normal processors. Basically the central processing unit is described as a processor of… Read More
8051 is 8-bit microcontroller with 4 KB program memory and 128 Bytes data memory. Other features include four 8-bit ports, two 16-bit timers and one… Read More
The bus cycle is also named as machine cycle. Bus cycle of 8086 is used to access memory, peripheral devices (Input/Output devices), and Interrupt controller.… Read More
1. Near Field Communication (NFC) : NFC is a type of short-range high-frequency wireless communication technology and is mainly used for mobile or handheld device. It… Read More
1. Bits : It’s a single unit of information that has a value of either 0 or 1 (off or on, false or true, low or… Read More
Prerequisite – Instruction Formats 1. Three-Address Instructions : Three-address instruction is a format of machine instruction. It has one opcode and three address fields. One… Read More
RAM stands for Random Access Memory. RAM is used to read and write into memory. RAM stores files and data of programs that are currently… Read More
1. Computer : A computer is a combination of hardware and software resources which integrate together and provides various functionalities to the user. 2. Embedded… Read More
1. Linear Pipeline : Linear pipeline is a pipeline in which a series of processors are connected together in a serial manner. In linear pipeline… Read More
Prerequisite – Addressing Modes 1. Direct Addressing Mode : In direct addressing mode, the address field contains the address of the operand. Effective Address(EA) =… Read More
1. DVD-R : The full form of DVD-R is Digital Versatile Disc Recordable. It is a circular disc having 120 mm diameter and 1.3 mm… Read More