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time is measured in nanoseconds . Semi conductor memory was used as primary memory. Multitasking: it can process data, store data, connects it to the internet, play games, watch videos, movies, songs, finds files in a few seconds, and more. Examples: NCR 395 . The. Electronics Bazaar is one of best Online Shopping Store . RAM Speed vs. RAM Latency Webopedia Staff Since 1995, more than 100 tech experts and researchers have kept Webopedia's definitions, articles, and study guides up to date. - Check to see if the computer uses single in-line memory modules (SIMMs) or dual in-line memory modules (DIMMs). False 13. Machine cycles are measured in nanoseconds picoseconds.. a. The RAM Speed is 3200 MT/s. The process of preparing a floppy disk to store data from a computer is called(a) deleting (b) easing (c)formatting (d) archiving12. A 3GHz processor, for instance, may have a clock tick every 3.5 nanoseconds, said Allen. Nanoseconds. The lower this number is, the faster the computer can access its memory. It would have to be an incredibly fast microcontroller, once with at least a 1GHz clock speed to measure with 1ns precision, even then assuming it has a hardware Timer/Counter that could be configured to do this. A computer can perform trillions of tasks . Computer memory speed is often represented in nanoseconds, for example, 60ns, 40ns, and 10ns are all different speeds of time it takes for the computer to access the memory. Sign in to vote. The units of speed are measured in microseconds and nanoseconds. They were smaller, less expensive than previous generation of computer. it uses. . Bus frequency is the external rate data travels outside the microprocessor and is measured in A) Nanoseconds B) Megaseconds C) Megahertz D) Megabytes. What is the speed of computer measured in? From a professional trader's point of view, the locations that nowadays matter most are not exchanges' historic city-centre . 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. Trading at the Speed of Light. 2) The word processing feature that catches most random typographical errors and misspellings is known as _____. To track time on a nanosecond scale, NYSE will measure the elapsed time between a CPU's clock ticks. 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. The term combines the prefix nano-with the basic unit for one-sixtieth of a minute.. A nanosecond is equal to 1000 picoseconds or 1 ⁄ 1000 microsecond.Time units ranging between 10 −8 and 10 −7 seconds are typically expressed as tens or hundreds of . The speed of a computer is unmatchable and is measured in micro and nanoseconds. After the computer generates the address of the desired memory location, there is a delay called the "latency" before the memory begins to respond. All speeds below are given in terms of memory cycle times. 10. True b. Accuracy: The accuracy of computer is very high and the degree of a particular computer depends upon its design. That makes HFT exquisitely sensitive to the length and transmission capacity of the cables connecting computer servers to the exchanges' systems and to the location of the microwave towers that carry signals between computer . 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. Jun 4, 2019. 10. . 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 more data and programs that can fit into EEPROM, the less time your computer will spend moving data to and from virtual memory. Network performance is often measured in milliseconds. But for a . a. Nanoseconds b. Kilo-seconds c. Gigahertz d. Megabytes. In this program we will see the execution time in nanoseconds. The unit of time used to measure the speed of RAM is nanoseconds. NULL. 2) Speed: Computer can perform data processing jobs very fast, usually measured in microseconds (10-6), nanoseconds (10-9), and picoseconds (10-12) 3) Accuracy: Accuracy of a computer is consistently high and the degree of . Get Computer Fundamental Multiple Choice Questions (MCQ Quiz) with answers and detailed solutions. The measured PPTs on the I531S and DO790 workstations under 100- and 1000-Mb/s transmission speeds are similar because the IFG under the latter speed is 0.096 μs. One common architecture is parallel processing. True b. The speed at which the CPU processes data to convert is measured in what: a. Megahertz b. Gigahertz c. Nanoseconds d. A and B 11. The Speed of computer is measured in milliseconds (10-3), microseconds (10-6), nanoseconds (10-9) and in picoseconds . In the three examples above, 10ns would be the fastest memory. . Access Time 60 70 Nanoseconds. The speed of a computer is measured in microseconds and nanoseconds. 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. Your CPU's performance is only dependent on the nanosecond latency of your memory, and CAS is just one input variable to determine what that will be. A good analogy is the time between you ordering a pizza and it being delivered. 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.. Approximately 300000 km/s (or 300000000 m/s) is the speed of light. Weekly BeePedia 16th Apr to 22nd Apr 2020 . 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. A) Speed. Correct Answer of this Question is : 1. Real-time. 12. The unit of time used to measure the speed of RAM is nanoseconds. 3. 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. A person can perform multiple tastes with the help of a computer. The speed at which the CPU processes data to convert is measured in what: a. Megahertz b. Gigahertz c. Nanoseconds d. A and B 11. 07.05.2022 greenbich Safe Places. I've been doing the print/lam/cut from Flexi with no issues. 12. True b. ACCESS TIME (NANOSECONDS) Access time measures from when the memory module receives a data request to when that data becomes available. SAN FRANCISCO — Computer scientists at Stanford University and Google have created technology that can track time down to 100 billionths of a second. The Three Central Components of a Computer Processor Does all the computing. A computer is a high-speed device. Many computer operations, such as the speed of memory chips, are measured in nanoseconds. Updated on: May 24, 2021 A nanosecond is a billionth of a second. A) milliseconds, 2. Speed 2. The units of time used to describe computer hardware operationsis the second, along with its power-of-ten sub-multiples. The speed of first generation computers, was measured in milliseconds. A computer's speed is heavily influenced by the CPU. Subject: Fundamentals of Computer Sub Code: 206 (2019 Pattern) Class: F.Y. The various Characteristics of Computer are listed below: 1. A) Kilo-seconds. Show Answer . . 3) Accuracy:- I made a new preset, applied it, clicked OK and it still reverts to 500mm/sec @ 150 grams. It can perform a task in seconds for which, manual manpower may require a year or even more. 1) A process is a _______. The time used by the computer is perform an operation is called the processing speed. 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. 1) Automatic: Given a job, computer can work on it automatically without human interventions. A gigahertz is cycles per second. So the Speed of Computer is very high. Each read and writes done on a cycle. The ability of the computer to process data as fast as possible is called. Answer (1 of 2): The distinguishing feature of second generation computers (1956-1963) is that they used discrete transistors mounted on printed circuit cards. Jagannath university DELHI NCR • COMPUTER P 123. A:) Power failure Memory latency is the time (the latency) between initiating a request for a byte or word in memory until it is retrieved by a processor. Speed. HD takes about 10,000 nanoseconds to get something to the memory. a. Time taken by program is : 0.000001 sec. Hi, you are correct - the clock() call is just giving back miliseconds (1/CLOCKS_PER_SEC which is 1/1000 with Microsoft C). In general, the signal velocity is somewhat close to the speed of light in vacuum, the individual . Fast device Work done at enormous speed as compare to human beings Speed of computer is measured in terms of microseconds (10-6), nanoseconds(10-9) and even picoseconds (10-12) Shortly 3 to 4 million simple . Examples are the IBM 1401, IBM 7090 and 7094, UNIVAC 1107, PDP-1 and 8. . gettimeofday () : The function gettimeofday () can get the time as well as timezone. Speed measured in gigahertz 2 GHtz = .5 nanoseconds (Cache = Memory of CPU) Storage The permanent home of all your programs and data. Keyboard and Monitor were introduced. So one should not get confused while thinking about the . Computer access time is commonly measured in nanoseconds or milliseconds and the . Option (d) Computers are being used everywhere and for all kinds of tasks, this is mostly due to their speed efficiency. Step 1: Perform Divide operation between the number of cycles per second (CPU) and the number of cycles . This places the total process time at 180 nanoseconds, a 12% increase in duration from CL16 3200 MHz. Q2. The speed of your processor is directly influenced by the motherboard and the speed of the processor. Each computer system and PC in a computer network is assigned a * (b) mailbox (c) a network address RAM Speed Explained: 2 million/0.10 = 20 million. Computer Fundamental MCQ. . False. CL18 3600 MHz RAM also has a RAM latency of 10 nanoseconds, but with a CL18, it needs 18 clock cycles to get from input to output. The core problem is, that we get . if a computer completed 2 million instructions in 0.10 seconds. And the PC speed (the bandwidth) is 25600 MB/s. SSD takes about 100 nanoseconds Memory (RAM) Which computer is fast a computer with prossesor speed of 550Mhz and 128Mb RAM or computer with processor speed of 550Mhz and . It consists of multiple threads of execution. A) 100,000 . D) Gigahertz. one thousandth, one millionth, one billionth and one trillionth of a second respectively. In mo. By Donald MacKenzie May 28, 2021. The clock speed is measured in cycles per second, and one cycle per second is known as 1 hertz. - Also check to see if the computer uses Fast Page-mode DRAM (FPM DRAM), Extended Data Out DRAM (EDO DRAM), Burst EDO DRAM (BEDO DRAM), Synchronous . Buy This. Monitor What is the speed of computer measured in? Download these Free Computer Fundamental MCQ Quiz Pdf Speed is primarily the main characteristic of computers, their speed is measured in terms of GIGAHERTZ and MEGAHERTZ. For example, if RAM is rated at 3200 MHz, it means it performs 3.2 billion cycles per second. To put this in context, the speed of a human eye blink is 100 to 400 milliseconds, or between a 10th and half of a second. Machine cycles are measured in nanoseconds picoseconds.. a. Accuracy 3. Accuracy It refers to the precision with which calculations . using gettimeofday () function in C & C++. The speed of computer is measured in millisecond. The two smaller units of the Processor are CU and ALU. Then it transfers data at the rated clock speed. It could be just what Wall . Both functions take a pointer to a 64 bit integer into which they store the result. In contrast, the drift velocity is typically only a few meters per hour while the signal velocity is a hundred million to a trillion kilometers per hour. Plug and Play, the computer automatically This means that a CPU with a . To create high precision timer we can use the chrono library. The individual electron velocity in a metal wire is typically millions of kilometers per hour. The two smaller units of the Processor are CU and ALU. 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 . Access time is total time it takes a computer to request data, and then that request to be met. All the ads and specifications quote clock speed in Megahertz. Which printer command should he choose? The PPTs measured on the I531S workstation using the integrated and extended NICs show that the type of NIC plays a major role in determining the PPT of a host, in addition to the . False 13. Clock speeds are expressed in megahertz MHz or gigahertz GHz. The more data and programs that can fit into EEPROM, the less time your computer will spend moving data to and from virtual memory. 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). So, even with a higher memory speed, a CL16 can outperform a CL18 in most regards. If we reverse the sign of u then ¢tobserver 2 = 2 min+0:8(8:3 min) p 1¡0:82 = 14 min: 2. The speed of a computer processor is measured in A) Megabits per second B) Nanoseconds C) Gigabytes D) Gigahertz. RAM speed is measured by how many cycles per second it can perform. - 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. _____ ANS: F RAM Random Access Memory Random Access Memory (RAM) RAM (Random Access Memory) PTS: 1 REF: 75 5. 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. Access time is also frequently used to describe the speed of disk drives. Akshat has created a story of ten pages, but only wants to print the first two pages. Appears as a series of 1s and 0s B. Measure execution time with high precision in C/C++. The RAM speed is usually shown in its specifications. I would change it to 4 x 3GHz = 4 x 3GHz. If other applications are running on the machine, your code will get less CPU and its speed will decrease. single thread of execution. The storage capacity of a floppy disk is (a) 1.44 MB (b) 1.44 GB(c)1440 KB (d) 1440 MB 11. Note that this is about 200 times slower than average DRAM. Method 2: If the number of cycles per second (CPU) and the number of cycles per instruction (CPI) are given. If the data are not in the processor's cache, it takes longer to obtain them, as the processor will have to communicate with the external memory cells. D) picoseconds, 5. When we talk about nanoseconds, we're talking about 0.000000001 seconds. RAM speed is often expressed in nanoseconds (ns) or megahertz (MHz). Practice characteristics of computer MCQ questions and answers for competitive examinations like SSC, Banking, Railways. Computer can be termed as "Data Processor" Characteristics of Computer… 1. One nanosecond is equal to the length of 0.3 meters traveled by light. Header File : "sys/time.h". You can convert the RAM clock speed to nanoseconds by dividing the chip speed into 1 billion ns (which is one second). However, the more important number is the length of time between clock ticks (the cycle time). Cost is speed: the CPU can access RAM in nanoseconds but hard-disk in milliseconds (a millisecond is a thousandth of a second. True b. =20. False. Available in 3 editions. a. The computer clock speed is normally calculated in gigahertz (GHz) or megahertz (MHz). . Using centimeters is actually more accurate since light travels exactly 29.9792458 cm in a nanosecond. of c, which is why it's nice to measure distances in terms of the speed of light) ¢tobserver = 2 min¡0:8(8:3 min) p 1¡0:82 = ¡7:7 min; which means that according to the observer, event B happened before event A! We will take the time value at first, then another time value at the last, then find the . Nanosecond is often abbreviated as ns. c. Gigahertz. For example, an 83 MHz RAM would be equivalent to 12 ns. Speed: A computer is a very high speed device. Processing speed speed increased to nanosecond. 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. Return to the Earth-Sun case above. 3. #1. The problem is that the latency is measured in tens of nanoseconds, and when a modern CPU can execute 12 to 24 instructions per nanosecond. C) Megabytes. Filming at the speed of light at a frame rate of ten trillion frames per second. - You need to know the speed of RAM (measured in nanoseconds), when buying new RAM. The speed of SDRAM is rated in MHz rather than in nanoseconds (ns).