Computer

Functional Units of Computer

Functional Units of Computer Points : functional units of computer, input unit, central processing unit (cpu), function of a cpu:, output unit, hard copy and soft copy Functional Units of Computer A micro computer consists of several components, each containing mechanical and electronic equipments. There are three basic components of a computer.i. Input unitii. Central Processing Unitiii. Output Unit i. ...

Read More »

Difference Between Internal And External Memory

Difference Between Internal And External Memory Points : difference between internal and external memory, comparision between internal and external memory Difference Between Internal And External Memory Internal Memory External Memory 1. Internal memory is also known as primary storage or main memory. External memory is also known as secondary, Auxiliary or backing storage. 2. It is volatile in nature in ...

Read More »

Difference between Serial ports and Parallel ports

Difference between Serial ports and Parallel ports Points : difference between serial ports and parallel ports, define ports. compare and contrast: serial ports and parallel ports Ports A ports is a socket at the back of a computer used to plug-in various devices. Personal computers have various types of ports. Internally; there are several ports for connecting disk drives, display ...

Read More »

Purpose of Data Bus, Address Bus and Control Bus

Purpose of Data Bus, Address Bus and Control Bus Points : purpose of data bus, address bus and control bus, define the term bus in general. what are the purpose of data bus, address bus and control bus Buses A processor communicates with Input/output circuit and memory by using signals. These signals travel along a set of wires or connections ...

Read More »

Major Functions of Arithmetic Logical Unit and Control Unit

Major Functions of Arithmetic Logical Unit and Control Unit Points : major functions of arithmetic logical unit and control unit, define the terms with their major functions, arithmetic logical unit, control unit Arithmetic Logical Unit This is where arithmetic operations such as addition, subtraction, division and multiplication are performed. This is where logical operations are also done such as comparison ...

Read More »

Differentiate between source and object program

Differentiate between source and object program Points : differentiate between source and object program Differentiate between Source and Object program Source Program Object Program 1. The main program or set of instruction in some high level language. The program which is being converted into machine code. 2. Before translation form. After transfer form. 3. Source program cannot be executed but ...

Read More »

Bottom-up Programming and Differs from Top-down Programming

Bottom-up Programming and Differs from Top-down Programming Points : what is meant by bottom-up programming? how does it differs from top-down programming, advantages of bottom-up programming Bottom-up Programming Bottom-up programming is the opposite of top-down programming. It refers to a style of programming where an application is constructed starting with existing primitives of the programming language and construction gradually more ...

Read More »

Hierarchy of Computer Languages

Hierarchy of Computer Languages Points : what is hierarchy of computer languages? briefly explain the characteristics of a high level programming language, advantages of high level language, disadvantage of high level language Programming Language Naturally a language is the source of communication between two persons and also between the person to machine like computer. The language we can use to ...

Read More »

Top-Down Programming

Top-Down Programming Points : top-down programming, what is meant by top-down programming, how does top-down program work, disadvantages of top-down programming Top-Down Programming Top-down programming is the opposite of bottom up programming. It refers to the style of programming where an application is constructed starting with a high level description of what it is supposed to do and breaking the ...

Read More »

Early Computing Machines and Their Inventors

Early Computing Machines and Their Inventors Points : early computing machines and their inventors, define the early computing machines and their inventors, abacus pascal’s calculator, babbage difference engine, babbage analytical engine, dr. herman hollerith punch curd machine, mark i, enivac, edvac, univac-i Abacus Abacus is a wooden rack holding two horizontal wires with beads strung on them when these beads ...

Read More »