BBA Semester- II Dr. Tejashree Tejpal Moharekar www.dacc.edu.inPage 3 B:) Install the program C:) To scan D:) To turn off Q:11) A computer is accurate, but if the result of a computation is false, what is the main reason for it? This can count in nanoseconds. . a gigahertz is equal to one billion ticks per second, and a megahertz is equal to one million ticks per second. Appears as a series of 1s and 0s B. The incredible speed of computer can be gauged from the fact that its speed is measured in terms of milliseconds, microseconds, nanoseconds or picoseconds i.e. The core problem is, that we get . Nowadays, the unit of this speed is 'hertz' which is number of CPU cycles in a second. By Donald MacKenzie May 28, 2021. Today, The Processing speed of computer is measured in Nanoseconds. The speed of computer is calculated in MHz (Megahertz) that is one million instructions per second.The speed of computer for performing a single operation can be measured in terms of Milliseconds, Microseconds, Nanoseconds and Picoseconds. . Often, the last digit of a memory part number will represents the speed such as -6 = 60ns. A computer is capable of performing 3 to 4 million simple arithmetic calculations per second. The term combines the prefix nano- with the basic unit for one-sixtieth of a minute . For example, an 83 MHz RAM would be equivalent to 12 ns. B) Nanoseconds. (low-level calculations like arithmetic) from different programs every second. time is measured in nanoseconds . Clock speed is a measure of how quickly a computer completes basic computations and operations. pushed clock speeds very hard in the 90s and early 2000s. C) Megabytes. Time units ranging between 10 −8 and 10 −7 seconds . Also t. What are seconds used to measure? A cheap method of running large or many programs on a computer system. This means that a CPU with a clock speed of 2 gigahertz (GHz) can carry out two thousand million (or two billion) cycles per second. When making a decision about what memory to use in your computer, the speed measured in MHz is generally the more important number to consider. The speed of computer is measured in micro seconds (10-3), Milliseconds (10-6), nanoseconds (10-9) and even Picoseconds (10-12).A powerful computer is capable of performing about 3-4 million simple operations per second. In HFT, time is measured in nanoseconds (billionths of a second), and in a nanosecond the fastest possible signal—light in a vacuum—can travel only thirty centimeters, or . What is the speed of computer measured in? One nanosecond is equal to the length of 0.3 meters traveled by light. Access time is also frequently used to describe the speed of disk drives. Accuracy It refers to the precision with which calculations . Measure execution time with high precision in C/C++. In mo. The clock speed is measured in cycles per second, and one cycle per second is known as 1 hertz. When we talk about nanoseconds, we're talking about 0.000000001 seconds. The clock speed is measured in Hz, typically either megahertz (MHz) or . noun. Latency is measured in nanoseconds (ns). RAM Speed Explained: (also ns) 1 One thousand-millionth of a second. Such periods are usually measured in nanoseconds (billionths of a second) abbreviated "nsec." Electricity travels through a copper wire just a bit slower than the speed of . The more data and programs that can fit into EEPROM, the less time your computer will spend moving data to and from virtual memory. Correct Answer of this Question is : 1. Whether measured in Megahertz or nanoseconds, memory speed indicates how quickly the memory module itself can deliver on a request once that request is received. SSD takes about 100 nanoseconds Memory (RAM) Holds active programs Practice characteristics of computer MCQ questions and answers for competitive examinations like SSC, Banking, Railways. The answer is the. 3) Accuracy:- One common architecture is parallel processing. D) picoseconds, 5. D) Gigahertz. Speed. A bus is a circuit that connects the different parts of the motherboard. Extra Information:- i) There are total 5 Generations of computer ii) Each generation computer was having advanced technology and High ram iii) This is the 5th generation of computer iv) In 5th generation the computers are very Fast. 5 nanoseconds for a read operation with a miss in cache, 2 nanoseconds for a write operation with a . Accuracy of Computer Computers not only provide incredible speed, instead, they are also capable of consistently working with accuracy. A) Speed. 07.05.2022 greenbich Safe Places. The internal architecture of a CPU has as much to do with a CPU's performance as the clock speed. The speed of a computer processor is measured in A) Megabits per second B) Nanoseconds C) Gigabytes D) Gigahertz. B) microseconds, 3.C) nanoseconds, 4. Disk access times are measured in milliseconds (thousandths of a second), often abbreviated as ms. Fast hard disk drives for personal computers boast access times of about 9 to 15 milliseconds. The speed of a computer processor is measured in A. Megabits per second B. Nanoseconds C. Gigabytes D. Gigahertz D. To the processor, a character on the keyboard A. A:) Power failure What is Clock Speed? As suggested by others, System.currentTimeMillis() is quite good, but note the following caveats: System.currentTimeMillis() measures elapsed physical time ("wall clock time"), not CPU time. So, even with a higher memory speed, a CL16 can outperform a CL18 in most regards. . This library has high resolution clock. Currently, RAM is measured in megabytes and gigabytes. The easiest timer to use when trying to measure execution times is perhaps QueryPerformanceCounter which you can find out how many "counts/sec" that refers to by calling QueryPerforanceFrequency. The clock speed measures the number of cycles your CPU executes per second, measured in GHz (gigahertz). Webopedia Staff Since 1995, more than 100 tech experts and researchers have kept Webopedia's definitions, articles, and study guides up to date. Note that this is about 200 times slower than average DRAM. The. The shorter intervals like nanoseconds and femtoseconds are used in computers and laser technology while light years and astronomical units are used in space research. RAM speed is measured by how many cycles per second it can perform. Speed: A computer is a very fast device. NULL. The process of preparing a floppy disk to store data from a computer is called (a) deleting (b) easing (c)formatting (d) archiving 12. physical parts of a computer: software: a set of programming instructions i.e. A nanosecond ( ns) is an SI unit of time equal to one billionth of a second, that is, 1⁄1 000 000 000 of a second, or 10 −9 seconds. 'If you do the same math for PC 100, you get eight bytes running parallel every 10 nanoseconds for about 80 nanoseconds.'. While talking the about speed of a computer, we do not talk in terms of seconds or even milliseconds (10^-3), Our units of speed are the microseconds (10^-4),the nanoseconds(10^-9) and even the Pico -seconds (10^12). 'A comparison of hydration patterns during the second and third nanoseconds showed no further change, compared to the first nanosecond.'. Weekly BeePedia 16th Apr to 22nd Apr 2020 . RAM was measured in ns (nanoseconds) which equals one billionth of a second but with the introduction of SDRAM is now measured in MHz (megahertz). But for a . (A Nanosecond is one Billionth of a second) . The more data and programs that can fit into EEPROM, the less time your computer will spend moving data to and from virtual memory. Sign in to vote. The speed of first generation computers, was measured in milliseconds. Plug and Play, the computer automatically Examples are the IBM 1401, IBM 7090 and 7094, UNIVAC 1107, PDP-1 and 8. RAM speed is often expressed in nanoseconds (ns) or megahertz (MHz). Light travels at a speed of 299,792,458 meters per second, and a nanosecond is a billionth of a second, hence light moves approximately 0.3 meters or around 0.98 feet per nanosecond in one nanosecond. The speed of your processor is directly influenced by the motherboard and the speed of the processor. Answer (1 of 2): The distinguishing feature of second generation computers (1956-1963) is that they used discrete transistors mounted on printed circuit cards. A person can perform multiple tastes with the help of a computer. Generally speaking, the higher number of pulses per second, the faster the computer processor will be able to process information. _____ ANS: T PTS: 1 REF: 73 4. The speed of computer is measured in micro seconds (10-3), Milliseconds (10-6), nanoseconds (10-9) and even Picoseconds (10-12).A powerful computer is capable of performing about 3-4 million simple operations per second. RAM operates at very fast speeds and is crucial to the health of a computer. Speed: A computer is a very fast device. Accessing data in memory can be more than 200,000 times faster than accessing data on a hard disk because of the mechanical motion of the hard disk. Speed measured in gigahertz 2 GHtz = .5 nanoseconds (Cache = Memory of CPU) Storage The permanent home of all your programs and data. Although RAM's contents are temporary, RAM is much faster than magnetic or SSD storage; RAM speed is measured in nanoseconds (billionths of a second), while magnetic and SSD storage is measured in milliseconds (thousandths of a second). For example you could have DDR RAM (name) 400mhz (speed of the RAM) 256mb (RAM size). Accuracy: The accuracy of computer is very high and the degree of a particular computer depends upon its design. Microsoft Office, Microsoft Windows: memory: chips on a motherboard or on a small circuit board that is plugged into the motherboard: data bus: sends data from memory (RAM) to CPU: nanoseconds: RAM SPEED is measured in _____ the smaller number the faster the speed Computer Science; Computer Science questions and answers; 1. Filming at the speed of light at a frame rate of ten trillion frames per second. Example: because the latency in nanoseconds for DDR4-2400 CL17 and DDR4-2666 CL19 is roughly the same, the higher speed DDR4-2666 RAM will provide better performance. Monitor What is the speed of computer measured in? SAN FRANCISCO — Computer scientists at Stanford University and Google have created technology that can track time down to 100 billionths of a second. A) milliseconds, 2. And work on Nano processors Advertisement RAM speed is often expressed in nanoseconds (ns) or megahertz (MHz). Nanosecond is often abbreviated as ns. A 3GHz processor, for instance, may have a clock tick every 3.5 nanoseconds, said Allen. A nanosecond ( ns) is an SI unit of time equal to one billionth of a second, that is, 1⁄1 000 000 000 of a second, or 10 −9 seconds. ACCESS TIME (NANOSECONDS) Access time measures from when the memory module receives a data request to when that data becomes available. The degree of accuracy in computers is very high; computers can perform calculations at almost 100% accuracy. Both functions take a pointer to a 64 bit integer into which they store the result. A nanosecond is equal to 1000 picoseconds or 1⁄1000 microsecond. By the time an average person takes to read the contents of this page the earliest model of the IBM microcomputer will add together a million numbers and still have time to spare. 9. Access Time 60 70 Nanoseconds. Speed markings on the memory chips may still specific nanoseconds, but in this case in represents the number of nanoseconds between clock cycles. A: 0.25 B: 2.5 C: 25 D: 50 E: 100 2. To track time on a nanosecond scale, NYSE will measure the elapsed time between a CPU's clock ticks. 'A comparison of hydration patterns during the second and third nanoseconds showed no further change, compared to the first nanosecond.'. Mega means million and hertz means times per second, 200 MHz is 200 million times per second (and 200 GHz is 200 billion times per second). Question is : The processing speed of first generation computers was , Options is : 1. . Subject: Fundamentals of Computer Sub Code: 206 (2019 Pattern) Class: F.Y. The computer takes a fraction of seconds to perform any operation. The speed of a computer is measured in microseconds and nanoseconds. 1)seed:- Computer perform oprations at a very high speed.It can solve complex calculations in a short time which may require years for a human.Toda,computer can execute millions of instructions per second.The time taken to perform a task by the computer is measured in fraction of seconds.The smaller units to represent these different franction of second are given in the table below: . A computer can perform trillions of tasks . RAM operates at very fast speeds and is crucial to the health of a computer. In the three examples above, 10ns would be the fastest memory. Option (d) Computers are being used everywhere and for all kinds of tasks, this is mostly due to their speed efficiency. Large computer systems range from single processing configurations to nationwide computer-based networks involving general large computers. When we discuss the speed of computer milliseconds are hundredth of a second, microseconds are the millionth of a second, nanoseconds are the billionth of a second, and picoseconds are trillionth of a second. More example sentences. RAM was measured in ns (nanoseconds) which equals one billionth of a second but with the introduction of SDRAM is now measured in MHz (megahertz). Available in 3 editions. The prefix nano- means "billionth" as in 10^{-9} times whatever follows. It is measured as a frequency in hertz, and most commonly refers to the speed of the computer's CPU, or Central Processing Unit. The smallest unit of data in a computer is called Bit. - Measured in nanoseconds • An adapter cardenhances functions of a component of a desktop or server system unit and/or provides connections to peripherals - Sound card and graphics card • An expansion slot is a socket on a desktop or server motherboard that can hold an adapter card. . . Latency is best measured in nanoseconds, which is a combination of speed and CAS latency. (also ns) 1 One thousand-millionth of a second. In modern personal computers, the CPU speed is measured in (a) nanoseconds (b) milliseconds (c) MHz (d) GHz 10. HD takes about 10,000 nanoseconds to get something to the memory. 3.25 light years: year intervals - anniversaries . A computer is a high-speed device. . = speed of light: parsec = approx. Each read and writes done on a cycle. In large computers, it has an internal operating speed which is measured in terms of nanoseconds as compared to the smaller computers where speed is in terms of microseconds. The computer clock speed is normally calculated in gigahertz (GHz) or megahertz (MHz). Bus speed refers typically to the front side bus or FSB. Real-time. Using centimeters is actually more accurate since light travels exactly 29.9792458 cm in a nanosecond. A gigahertz is cycles per second. A nanosecond is equal to 1000 picoseconds or 1⁄1000 microsecond. We will take the time value at first, then another time value at the last, then find the . However, the more important number is the length of time between clock ticks (the cycle time). All the ads and specifications quote clock speed in Megahertz. In this program we will see the execution time in nanoseconds.
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