1. Introduction: An operating system (OS) is a collection of software that manages computer hardware resources and provides common services for computer programs. The operating system is a vital component of the system software in a computer system. Application programs usually require an operating system to function. For any computer to function‚ it must have an operating system (OS). A powered computer with no operating system will only display coded text messages only understandable to the computer
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a mouse is an input device that functions by detecting two-dimensional motion relative to its supporting surface. 1. The idea for the computer mouse came to Engelbart in 1961 at a conference‚ while thinking about how to make graphical computer interfaces more efficient. 2. The first mouse prototype was made out of wood‚ a circuit board‚ and two metal wheels that did not come into contact with the surface it was on. 3. Engelbart would go on to refine this prototype in 1972‚ when he created
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called applications or application programs. The application programs make use of the operating system by making requests for services through a defined application program interface (API). In addition‚ users can interact directly with the operating system through a user interface such as a command language or a graphical user interface (GUI) (Rouse‚ 2014). Linux is‚ in simplest terms‚ an operating system. It is the software on a computer that enables applications and the computer operator to access the
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Campus: Kenya Methodist University. Branch: Nairobi. Name: Ann Mwende Thyaka. Adm No: HND- 1- 2026 -1 2013. Course: Human Nutrition and Dietetics. Unit: Computer Applications Unity Code: COMP 100 Assignment 1. 1. Convert the following numbers as required a) 9537.375 - 10 -------------------- --------------- X2 = 100110111111.11111101 b) DB97AF – 16 ---------------------------------------X10 = 14391207 c) 675 – 8 --------------------------------------------- X 2 = 110111101 2. Elaborate
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Authorization‚ Accounting AABB—Axis Aligned Bounding Box AAC—Advanced Audio Coding AAL—ATM Adaptation Layer AALC—ATM Adaptation Layer Connection AARP—AppleTalk Address Resolution Protocol ABCL—Actor-Based Concurrent Language ABI—Application Binary Interface ABM—Asynchronous Balanced Mode ABR—Area Border Router ABR—Auto Baud-Rate detection ABR—Available Bitrate ABR—Average Bitrate AC—Acoustic Coupler AC—Alternating Current ACD—Automatic Call Distributor ACE—Advanced Computing Environment ACID—Atomicity
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------------------------------------------------- ASSIGNMENT ------------------------------------------------- IN ------------------------------------------------- FUNDAMENTALS ------------------------------------------------- OF COMPUTER ------------------------------------------------- (LEC) ------------------------------------------------- ------------------------------------------------- ------------------------------------------------- -------------------------------------------------
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better and both have the advantages and disadvantages than depend on the person’s preference to use one of it. Windows history is deeply rooted and Microsoft develops windows from the past until now. Microsoft Windows is a progression of graphical interface working frameworks created‚ advertised‚ and sold by Microsoft. Microsoft presented a working situation named Windows on November 20‚ 1985 as a graphical working framework shell for MS-DOS in light of the developing enthusiasm for graphical UIs (GUI)
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used in event driven program. Without these feature then certain event can’t happen. The key features of event driven programs are service oriented‚ time driven‚ event handlers‚ trigger functions‚ events‚ form‚ user interface‚ event loops‚ flexibility‚ suitability for graphical interfaces and ease of development and simplicity of programming. Service oriented Service oriented is a software and software architecture pattern based on certain parts of software providing different networking application
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Guide to UNIX Using Linux Fourth Edition Chapter 1 Solutions Answers to the Chapter 1 Review Questions 1. Your boss drops by your office in a hurry to ask you to attend a meeting at 10:30 on Friday morning and you can’t find a pen to make a note as a reminder. What Linux command can you use to make a quick note to store in a file called Meeting? Answer: b. cat > Meeting 2. Before you make the note in Question 1‚ you decide to determine Friday’s date‚ so that you can include
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APPLICATION PROGRAMMING INTERFACE (API) An application programming interface (API) is a protocol intended to be used as an interface by software components to communicate with each other. An API may include specifications for routines‚ data structures‚ object classes‚ and variables. An API specification can take many forms‚ including an International Standard such as POSIX‚ vendor documentation such as the Microsoft Windows API‚ the libraries of a programming language‚ e.g. Standard Template Library
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