Computer Basic Information A beam of light used to record and retrieve data on optical disks is known as polarized light laser coloured light unpolarized concentric light None of these polarized light laser coloured light unpolarized concentric light None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A generalised software package produced to meet the bugs of a variety of data processing users is known as System software Application package Operating system None of these Utility programs System software Application package Operating system None of these Utility programs ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Portable program means? None of these Independent of platform Independent from its authors Program with wheels None of these Independent of platform Independent from its authors Program with wheels ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following is a part of the Central Processing Unit? Printer Mouse Arithmetic Logic Unit (ALU) None of these Keyboard Printer Mouse Arithmetic Logic Unit (ALU) None of these Keyboard ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Hardware includes .......... sets of instructions that a computer runs or executes. all devices used to input data into a computer. all devices involved in processing information including the central processing unit, memory and storage. the computer and all the devices connected to it that are used to input and output data. None of these sets of instructions that a computer runs or executes. all devices used to input data into a computer. all devices involved in processing information including the central processing unit, memory and storage. the computer and all the devices connected to it that are used to input and output data. None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which output device is used for translating information from a computer into pictorial form on paper. Touch panel Mouse Card punch Plotter None of these Touch panel Mouse Card punch Plotter None of these ANSWER DOWNLOAD EXAMIANS APP