General Science Force and Motion

Exercise: 9.2 Q1. What are machines? Ans: Machines are devices which are used to reduce the human effort and make the work easier. Q2. Name three objects that you exert force on, while doing school work. Ans: Pencil, Eraser, Sharpener. Q3. Name these. Ans: 1. Straight slanted surface: Inclined plane.         2. A rod that pivots at a fixed point pulley. 3. An inclined plane wrapped in spiral screw. 4. Double inclined plane Wedge. 5. Machine consisting of a grooved wheel that holds a rope wheel and axle. Q4. Complete the following concept map. Exercise : 9.4 Explain how atmospheric helps you drink throw a straw? Ans:...

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General Science Element, Compound & Mixture

EXERCISE 7.1: Q1. Define Matter Ans: Matter is any thing that has mass and occupies space. Q2. Complete the following concept map. Q3. How are compound different from elements? Ans: In elements all the atoms are identical while in compounds basic unit is a molecule. Which is composed of two or more different type of atoms. EXERCISE 7.2: 1 Ans: No, Hydrogen and oxygen are elements, and elements are the simplest substances. 2 Ans: (a) True    (b) False   (c) True 3. Elements Compounds Sodium+Chlorine Table salt (NaCl) Carbon+Oxygen Carbondioxide (CO2) Carbon+Hydrogen+Oxygen ...

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Happy 66th Independence Day 2013 :-)

Pakistan's Independence Day, which is every twelve-months held on August 14, commends the nation's autonomy from the British decide on that date in 1947. This day is an event to advertise patriotism and national unity. What Do People Do?  Individuals onto every part of Pakistan celebrate Independence Day with energetic get-up-and-go. Numerous individuals who go to the Independence Day parades spruce up in green and white, which are the Pakistani banner's colors. Individuals visit national landmarks and places of national importance to celebrate Independence Day. This is likewise a period to meet relatives, trade blessings and visit...

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Faraizi Movement History

Q1.Write a short note on Faraizi Movement. Faraizi Movement: Introduction: Among the most prominent reformers who started revivalist movements for rekindling Islamic thinking in the subcontinent was Haji Shariatullah. He was born in 1761 in Faridpur (Bengal). At a very early age, he proceeded to the Holy city of Makkah where he stayed for about 20 years and received the religious education. He returned to his country in 1802. Background of the Movement: Haji Shariatullah was shocked to observe the deplorable state of religion among his country man. He advised the Muslims of Bengal to get rid of the un-Islamic customs and practices. He stressed...

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Professions (In Islam)

Professions (a) Teaching   (b) Fishing Question / Answers: Q1. What does “Akhund” mean? Ans: “Akhund” is a sindhi word derived from a Persian word “Khandan” which means “to read”. It is the best word to express the teacher’s dignity and status. Q2. How does a teacher fulfill God’s command? Ans. A teacher is a reader par excellence. An honest and a good teacher fulfills God’s command expressed in the first word of revelation which says “Read”. The teacher is one who knows how to read God’s words be it written on the human heart or in the Holy Book of Allah or be written in nature. A teacher reads a lot and seeks knowledge from every source. Q3. Write a short note on “The qualities of teacher. Ans: A good teacher always gains honour and respect in a society. He acquires good personal...

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The Wise Caliph (Poem) Technical Education

The Wise Caliph Question Answers: Q1. What was caliph Haroon-ur-Rashid known and respected for? Ans. Caliph Haroon-ur-Rashid was known and respected for his justice and wisdom. He used to disguise himself and went through the streets of Baghdad at night to know the problems and difficulties of a common man and to gain first-hand knowledge about his people. Q2. Why did he go through the streets of Baghdad at night? Ans: He would go through the streets of Baghdad to mingle with common people in order to gain frist-hand knowledge of their difficulties. He believed that by adopting the common life style, he would experience the problems in true sense. Q3. What did the Qazi say to the caliph? Ans. The Qazi said to the caliph that he had brought before him a dispute which he himself was unable...

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The Voice of God (Poem) Technical Education

Introduction of Poet: Louis I Newman (1893-1972) is an American poet. He was born in province Rhode Island in the united States of America. He received his early education in Rhode Island, and then he studied at Brown University. He received his doctorate degree then appointed as a lecturer at the university of Columbia. He was a religious minded person, therefore, he wrote many books on religious subjects. Question Answers Q1. Who has composed the poem “The voice of God” and what do you know about the poet? Ans: The poem “The voice of God” has been composed by “Louis I Newman”. He was an American poet. He was a religious man and this poem also shows his religious bent of mind. Q2. Why did the author poet climb to the steeple? Why did God tell him to  go down again? Ans. The poet...

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Short Questions Answers of Computer History

Q. Define Abacus. Abacus: About 3000 BC, abacus was developed in China. It is also called “Counting Frame”. This is the simplest manual device which consists of a wires or rods. Arithmetic calculations are performed by manipulating the beads. The device is used for counting and doing simple arithmetic calculations. Q. Define Naples’s Bones. Naples’s Bones: In 1612, John Napier designed a calculating device called Napier’s Bones, Which consisted of eleven bone or rods with numbers marked on them. Napier’s Bone helped a lot in calculation work regarding multiplication and division of large numbers. Q. Define slide rule. Slide Rule:  Slide rule was invented by Ought red. It was very useful, simple an handy device. It was and analog device consisted of two scales. The division and...

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History of Mini & Micro Computers

MINI COMPUTERS Mini Computer is also a type of digital computer. Its details are as follows: Size: Mini Computers are small in size. They are smaller than frame computers. Application Areas: These compact yet surprisingly powerful computer find their application in business, education and government. These computers can support multiple-users and multiple tasks like mainframes through the use of terminals. Digital Equipment Corporation and Other Companies: Digitals Equipment corporation introduced minicomputer in the mid 1960s. Other Companies such as Data general Corporation, Hewlett-Packard, IBM Corporation and Prime Computer also...

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Mainframe Computers History

Mainframe Computers Mainframe computer is a type of digital computers. Size and Requirement: Mainframes are large-scale computers. Computer system of this size require very large rooms and other arrangements like cooling etc. Speed and Memory: Mainframes are very fast and have very large memory. Working: They are used by government and Large organization such as banks, airlines and universities where hundred of users can handle multi processing tasks at a time. This means that main frame is able to do different users at the same time. For example: It is doing statistical analysis for one user and at the same time printing a report for the second user and financial statement for the third user and soon. Example: Examples of Mainframe computers are CYBER 176 and IBM 434...

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Hybrid Computers History

Hybrid Computers: A hybrid Computer is the combination of properties of both analog and digital computer these computers consist partly of the components of a digital computer and partly of as analog computer to combine the characteristics of the both types. Speed and Accuracy: The hybrid computer may combine the speed of an analog computer and memory accuracy of the digital computer. Usages:  They are special purpose computers, which are fast and accuracy. Hybrid computer help the user to handle both analog digital data. Application Area: Hybrid computer are used in Hospital to0 carry but medical investigation. They are generally used in scientific application and in monitoring industrial processes. They are used in telemetry, space ships and guided missiles. ...

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Analog Computers & Digital Computers

ANALOG COMPUTERS Definition:  An analog computer is the one that measured or processes data in a continuous form. A traditional watch or clack is an analog device an which time is represented in a continuous fashion. Representation and Measurement: Analog computers represent data continuously. It represent physical quantities like speed, weight, temperature etc. Types of Signals: Types of signal is continuously varying electromagnetic waves. Mean of Transmission: Means of transmission of analog signals without regard to their content. No Use of Memory and Computer Devices: Analog Computer has no memory and computing devices. Speed: Analog computers are very fast in processing and are used for real-time simulation. Uses: They are used for calculation and observation of physical...

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Fifth Generation Computers (Technical Education)

Duration: The duration started form 1981 and is still continued. Development: In this generation, new technologies were adopted to fabricate IC chips such as electronic beam, X-rays and laser rays. Developments of this generation are as follows: VLST (Very Large Scale Integration): VLST was developed so that computer could become much smaller than ever. DOS: In 1981 Microsoft co-operation Launched their new operation. PC: The first Personal Computer (PC) was marketed in 1981. Storage Device: The 3.5 inches floppy disk was also invented in 1985. CD-ROM disk was also invented in 1985. Micro Processor: New memory devices such as Tunnel Junction, Bubble memory are expected to use. Programming Language: All the previous advantages. Very huge storage capacity available. Long bit processors...

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Fourth Generation Computers (Technical Education)

The details of this generation are as follows: Duration: The details of this generation is form 1970 till 1981. Development: Storage capacity was increased and new micro processor was developed. Micro Processor: In 1970; a powerful microprocessor chip Intel 8080 was introduced. Development of Storage Devices: The 8 inches floppy disk was introduced in 1970 while hard disk was introduced in 1973. First time 5.25 inches floppy disk was used in 1978. The optical disk was developed in 1980. Development of Input / Output Devices: Many input/output devices were developed during this generation. For example optical reader, radio response terminal, scanner etc. First Portable Computer: First Portable Computer Osborne-1 was marketed in 1981. Famous Computer of Fourth Generation:  IBM 3033,...

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Third Generation Computers (Technical Education)

Duration: The duration of this generation is only about five year i.e. 1964 till 1970. Development: In 1969, the first micro processor chip INTEL 4004 was used only in calculator. The famous computer were IBM-360, IBM-370, ONIVAC-9000 series, etc. Integrated Circuit (IC): In this generation, integrated circuits were used. AS integrated circuit contains many electronic components on a single chip, result of it could run about 5 million instructions and store upto 8 million characters. Input / Output And Storage Devices: There was a big flexibility with input/output and storage devices. The dink oriented systems were made at the end of this generation. The size of computer became very small with better performance and reliability. The faster Input, Output devices made possible multi-processing...

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Second Generation Computers (Technical Education)

Duration:  The duration of this generation is from 1955 till 1964. Development of IBM and Other Inventions: The most popular computer of 2nd generation was IBM-1401, which was introduced in 1960, while the following computers were used by many business organizations. Transistors: In 2nd generation, input/output devices became much faster by the use of magnetic tapes. The amount of main memory storage was increased. Speed: Computations were performed in micro seconds. Supported Language: During this period the low level programming languages were used, however the high level programming language such as FORTRAN (Formula Translation) and COBOL (Common Business Oriented Language) were also used. Application Area: The major applications were record keeping, pay roll processing, updating...

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First Generation Computers (Technical Education)

Q1: Explain all generations computer. Ans:   FIRST GENERATION COMPUTERS Duration: The duration of the generation is from 1945 till 1955. Inventions and Developments: Inventions of this generation are as follows: ENIAC: In 1946, the ENIAC (Electronic Numeric Integrator And Calculator) was developed as the result of military need. EDSAC: in 1949, the Britishers developed EDSAC (Electronic Delay Storage Automatic Calculator) EDVAC: In 1950, John Von Newman brought a revolution in computer technology by introduction stored program concept in EDVAC (Electronic Discrete Variable Automatic Computer) UNIVAC-1: In 1951, UNIVAC (Universal Automatic Computer) was developed and very soon its two improved models UNIAC-1, UNIAC-2 were launched in the market. Development Of IBM:  In...

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What is computer?

Q1. What is computer? Introduction to computer:  The term computer is derived from the word “compute” which means to calculate. So computer is normally considered to be calculating device that can perform arithmetic operation at enormous speed. Basic Definitions of Computer: “Computer is an electronic device that accepts data and instructions (in form of programs) as input, process the data according to the given instructions and produces information as output”. OR “Computer is a machine that can accept input data, processes it and gives output”. OR A computer is an electronic device that can interpret and execute programmed commands for input, output, computation and logic operations. OR A computer is an auto-matic electronic calculating device which can process given data and...

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Team USA Weekend Wrap-Up: July 15, 2013 Technical Education

Amanda Polk, Simonds Kerry, Emily Regan, Lauren Schemetterling, Grace Luczak, Caroline Lind, Victoria Opitz, Heidi Robbins, Katelin Snyder of the U.S. win the gold medal in the women's eight during the 2013 Samsung World Rowing Cup III on Lucerne Rotsee on July 14, 2013 in Lucerne, Switzerland. The United States set a planet record and had eight teams win decorations throughout the weekend at the Samsung World Rowing Cup in Lucerne, Switzerland. The ladies' eight group set a planet record time of 5:54.16. The ladies' eight beat Romania by 6.2 seconds. "This feels completely staggering," Robbins said. The men's eight and men's four likewise...

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Next-generation 802.11ac wi-fi: The state of play Technical Education

The predominant routers dependent upon the first draft of the following era wi-fi standard, 802.11ac, showed up at CES in 2012, wearing different recieving wires (the specialized term is MIMO, standing for Multiple Input Multiple Output, which implies sending and appropriating more than one sign at once). In January 2013, makers included one of the nexus 802.11ac characteristics —beamforming —to their right to gain entrance focuses. Beamforming is the thing that permits 802.11ac routers to convey a remote indicator straight to a gadget instead of showering the whole encompassing territory in the sign expected for that apparatus. Despite the...

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Eskom vows penalties as new delay hits Medupi Technical Education

ESKOM will move to paw back cash from major builders answerable for rehashed defers in the development of its energy stations as the utility said yesterday that its leader Medupi plant might go ahead stream no less than six months after the fact than envisioned. Eskom said Medupi might convey its first force amidst one year from now, a six-month hold-up in a venture that has been obstinate by postponements, climbing expenses, labour agitation and disgraceful workmanship. The most cutting edge deferral methods Eskom will press on to battle to take care of power demand, despite the fact that the log jam in the economy might help pad the impacts. Open...

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Press Release: Latest form of Sage Pastel Evolution incorporates versatile module Technical Education

The Pastel division of Chips Enterprise Solutions has reported the new modules and emphasizes that will be incorporated in the last form of Sage Pastel Evolution, Version 6.82, which is because of be started in Zimbabwe soon. A percentage of the new modules incorporate Evolution Mobile, Quote On Air, Inventory Optimisation module, and Service Manager, while a portion of the characteristics that will accompany this new form will be further improvements to the existing Retail Point of Sale (Pos) and Accounts Receivables /Accounts Payable modules. Advancement Mobile is a module that might be gained entrance to utilizing a tablet. It permits...

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ISNR Abu Dhabi 2014 Latest Developments Announced Technical Education

The Higher Organizing Committee of the International Security, Safety and National Resilience show and meeting (Isnr 2014), the stage thoroughly blanket issues of national security and wellbeing in the Middle East and North Africa (Mena) locale, uncovered today new advancements to be emphasized in Isnr's upcoming version. Isnr Abu Dhabi will emphasize devoted structures for Homeland Security and National Resilience (Hsnr by Isnr); Information Security (Is by Isnr); and Critical Infrastructure Security by Isnr (Cis by Isnr). It will additionally offer two assembled launch occasions: Fire & Emergency Middle East (Fem) and Occupational Safety and Health Middle East (Osh Me); notwithstanding the large amount International Conference on Security Challenges, booked for March 31, 2014. Obeid...

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