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used in gay vernacular especially among drag queens to call out someone's flaws, to uncover or reveal the truth in a situation or one's true gender Steve Gschmeissner / Getty Images. A typical computer’s clock can be off by as much as several minutes a day, depending on what the computer is doing. A higher frequency (bigger number) suggests better performance in … Every computer contains an internal clock that measures the rate a central processing unit (CPU) executes instructions and synchronizes all of the various computer components. It basically depends on response time, throughput and execution time of a computer … It is a single increment of the central processing unit (CPU) clock during which … Can you spell these 10 commonly misspelled words? A "timesharing clock" interrupts the CPU at regular intervals and allows the operating system to divide its time between active users and/or applications. system clock (noun) an electronic device in a computer that issues a steady high-frequency signal that synchronizes all the internal components How to pronounce system clock? Definition of system clock in the Definitions.net dictionary. Wall-clock time is the time that a clock on the wall (or a stopwatch in hand) would measure as having elapsed between the start of the process and 'now'. One megahertz is equal to one million cycles per second, while one gigahertz equals one billion cycles per second. What does system clock actually mean? A clock not only needs to be read, it must be set, too. See the full definition for clock in the English Language Learners Dictionary, Thesaurus: All synonyms and antonyms for clock, Nglish: Translation of clock for Spanish Speakers, Britannica English: Translation of clock for Arabic Speakers, Britannica.com: Encyclopedia article about clock. Derived forms: system clocks. Some have Roman Numerals (I, II, III, etc) instead, or no numbers at all! Basically, having a high clock speed but just one or two cores means your computer will be able to load and interact with a single application quickly. A PC’s clock speed is an indicator of its performance and how rapidly a CPU can process data (move individual bits). A PC’s clock speed is an indicator of its performance and how rapidly a CPU can process data (move individual bits). 4. Nearest How to Free Up Space on Your iPhone or iPad, How to Save Money on Your Cell Phone Bill, How to Find Free Tools to Optimize Your Small Business, How to Get Started With Project Management. It is typically measured in megahertz or gigahertz. The clock ensures that the various circuits inside a computer work together at the same time. Clock Cycle: A clock cycle, or simply a "cycle," is a single electronic pulse of a CPU . Internal clock definition is - a system in the body that controls when a person needs to sleep, eat, etc.. How to use internal clock in a sentence. Conversely, having more processor cores, but a slower clock speed means your computer can work with more applications at a time, but each may run a little slower. For example, a CPU with a clock rate of 1.8 GHz can perform 1,800,000,000 clock cycles per second. Since only simple commands can be performed during each cycle, most CPU processes require multiple clock cycles. Type of: clock, electronic device. Similarly, in a communications device, a clock is used to set the transmission speed and may also be used to synchronize the pulses between sender and receiver. In electronics and especially synchronous digital circuits, a clock signal (historically also known as logic beat ) oscillates between a high and a low state and is used like a metronome to coordinate actions of digital circuits. ... a time-of-day clock in a computer system. The display of third-party trademarks and trade names on this site does not necessarily indicate any affiliation or the endorsement of PCMag. The word performance in computer performance means “How well is the computer doing the work it is supposed to do?”. The higher the frequency of the CPU's clock, the more logical operations it can perform per second. Clock properties realtime It is intended to represent the real time, and thus it can be translated in some way to and from calendar representations (see to_time_t and from_time_t member functions). In computing, overclocking is the practice of increasing the clock rate of a computer to exceed that certified by the manufacturer. The accuracy determines how close the clock is to an official time reference like UTC. A PC’s clock speed is an indicator of its performance and how rapidly a CPU can process data (move individual bits). If you click an affiliate link and buy a product or service, we may be paid a fee by that merchant. Similarly, in a communications device, a clock is used to set the transmission speed and may also be used to synchronize the pulses between sender and receiver. wall time (real-world time or wall-clock time): Wall time, also called real-world time or wall-clock time, refers to elapsed time as determined by a chronometer such as a wristwatch or wall clock. CPU clock speed, or clock rate, is measured in Hertz — generally in gigahertz, or GHz. For example, a busy computer often “borrows” time from the clock. The accuracy determines how close the clock is to an official time reference like UTC. Clock definition, an instrument for measuring and recording time, especially by mechanical means, usually with hands or changing numbers to indicate the hour and minute: not designed to be worn or carried about. Alternatively referred to as clock rate and processor speed, clock speed is the speed that the microprocessor executes each instruction or each vibration of the clock.The CPU requires a fixed number of clock ticks, or cycles, to execute each instruction.. © 1996-2020 Ziff Davis, LLC. Meaning of system clock. PCMag, PCMag.com and PC Magazine are among the federally registered trademarks of Ziff Davis, LLC and may not be used by third parties without explicit permission. See more. This article has discussed all the clock rate of a CPU. Accessed 20 Dec. 2020. In computers, the clock cycle is the amount of time between two pulses of an oscillator. clock definition: 1. a device for measuring and showing time, usually found in or on a building and not worn by a…. clock cycle: In a computer, the clock cycle is the time between two adjacent pulses of the oscillator that sets the tempo of the computer processor. We Got You This Article on 'Gift' vs. 'Present'. Clock definition, an instrument for measuring and recording time, especially by mechanical means, usually with hands or changing numbers to indicate the hour and minute: not designed to be worn or carried about. For example, a busy computer often “borrows” time from the clock. Computer processors can execute one or more instructions per clock cycle, depending on the type of processor. 'All Intensive Purposes' or 'All Intents and Purposes'? See more. The user-cpu time and system-cpu time are pretty much as you said - the amount of time spent in user code and the amount of time spent in kernel code. Our expert industry analysis and practical solutions help you make better buying decisions and get more from technology. Clock definition is - a device other than a watch for indicating or measuring time commonly by means of hands moving on a dial; broadly : any periodic system by which time is measured. Conversely, having more processor cores, but a slower clock speed means your computer can work with more … A clock or watch is called "analog" when it has moving hands and (usually) hours marked from 1 to 12 to show you the time. (The reference to a wall clock is how the term originally got its name.) A source of regularly occurring pulses used to measure the passage of time, as in a computer. It is usually measured in MHz (Megahertz) or GHz (Gigahertz). Find out inside PCMag's comprehensive tech and computer-related encyclopedia. PCMag.com is a leading authority on technology, delivering Labs-based, independent reviews of the latest products and services. Learn more. An instrument other than a watch for measuring or indicating time, especially a mechanical or electronic device having a numbered dial and moving hands or a digital display. A time clock. Derived forms: system clocks. A clock is a device used to measure, keep, and indicate time. Real-Time Clock: A real-time clock (RTC) is a computer clock, usually in the form of an integrated circuit that is solely built for keeping time. Encyclopedia: System clock. Enrich your vocabulary with the English Definition dictionary The microprocessor clock in a 2- GHz computer ticks twice as fast (2,000,000,000 cycles per second) as the microprocessor clock in a 1-GHz computer (1,000,000,000 cycles per second). During each cycle, a CPU can perform a basic operation such as fetching an instruction, accessing memory, or writing data. 14th century, in the meaning defined at sense 1, 1883, in the meaning defined at transitive sense 1a, Middle English clok, from Middle Dutch clocke bell, clock, from Old French or Medieval Latin; Old French dialect (Picard) cloque bell, from Medieval Latin clocca, of Celtic origin; akin to Middle Irish clocc bell. Delivered to your inbox! clock definition: 1. a device for measuring and showing time, usually found in or on a building and not worn by a…. It is usually measured in MHz (Megahertz) or GHz (Gigahertz). • SYSTEM CLOCK (noun) The noun SYSTEM CLOCK has 2 senses:. Calculating Clock, the earliest known calculator, built in 1623 by the German astronomer and mathematician Wilhelm Schickard.He described it in a letter to his friend the astronomer Johannes Kepler, and in 1624 he wrote again to explain that a machine that he had commissioned to be built for Kepler was, apparently along with the prototype, destroyed in a fire. Devices operating on several physical processes have been used over the … If it’s cool enough, that means there’s thermal overhead for it to over-clock, at which point it will bring itself up to the boost speed. For personal computers, clock ticks generally refer to the main system clock, which runs at 66 MHz.This means that there are 66 million clock ticks (or cycles) per second. Clock speed is measured by how many ticks per second the clock makes. The clock speed is measured in Hz, typically either megahertz (MHz) or gigahertz (GHz). For example, a CPU with a higher clock speed from five years ago might be outperformed by a new CPU with a lower clock speed, as the newer architecture deals with instructions more efficiently. For example, a 4GHz processor performs 4,000,000,000 clock cycles per second. The microprocessor clock is not a chronometer, but a signal generator that outputs pulses at a high, precise, constant frequency. A clock or watch is called "analog" when it has moving hands and (usually) hours marked from 1 to 12 to show you the time. All definitions on the TechTerms website are written to be technically accurate but also easy to understand. Clock rate means the number of pulses generated by CPU in one second. Please tell us where you read or heard it (including the quote, if possible). Same as a cycle, the smallest unit of time recognized by a device. It explains in computing terminology what Clock Speed means and is one of many technical terms in the TechTerms dictionary. system clock (noun) an electronic device in a computer that issues a steady high-frequency signal that synchronizes all the internal components. Learn a new word every day. PCMag Digital Group. Nearest a microchip that regulates the timing and speed of all computer functions. Clock speed is usually measured in MHz (megahertz, or millions of pulses per second) or GHz (gigahertz, or billions of pulses per second). 'Nip it in the butt' or 'Nip it in the bud'. Using a quartz crystal, the CPU clock breathes life into the microprocessor by feeding it a constant flow of pulses. See per clock, clockless computing and Hertz. Again, if you prefer a formal definition: " Accuracy is the closeness of the agreement between the result of a measurement and a true value of the measurand." Basically, having a high clock speed but just one or two cores means your computer will be able to load and interact with a single application quickly. What made you want to look up clock? Internal clock definition is - a system in the body that controls when a person needs to sleep, eat, etc.. How to use internal clock in a sentence. During each cycle, a CPU can perform a basic operation such as fetching an instruction, accessing memory, or writing data. How to use clock … The clock frequency of a CPU is normally determined by the frequency of an oscillator crystal. Since modern CPUs run much faster (up to 3 GHz), the CPU can execute several instructions in a single clock tick. How to use clock … Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Clock Speed Clock speed is the rate at which a processor can complete a processing cycle. A PC’s clock speed is an indicator of its performance and how rapidly a CPU can process data (move individual bits). computer clock definition in English dictionary, computer clock meaning, synonyms, see also 'computer architecture',computer conferencing',computer dating',computer game'. Test Your Knowledge - and learn some interesting things along the way. Since only simple commands can be performed during each cycle, most CPU processes require multiple clock cycles. An instrument other than a watch for measuring or indicating time, especially a mechanical or electronic device having a numbered dial and moving hands or a digital display. The CPU requires a fixed number of clock ticks (or clock cycles) to execute each instruction. Clock properties realtime It is intended to represent the real time, and thus it can be translated in some way to and from calendar representations (see to_time_t and from_time_t member functions). When your computer realizes that it needs more clock cycles (say, when you’re trying to render a video), then it will crosscheck the need for speed with its temperature. Alternatively referred to as clock rate and processor speed, clock speed is the speed that the microprocessor executes each instruction or each vibration of the clock.The CPU requires a fixed number of clock ticks, or cycles, to execute each instruction.. The computer becomes so obsessed with a task that the basic job of updating the PC’s ticker just doesn’t happen. The clock is one of the oldest human inventions, meeting the need to measure intervals of time shorter than the natural units: the day, the lunar month, and the year. system clock synonyms, system clock pronunciation, system clock translation, English dictionary definition of system clock. Naturally, it counts hours, minutes, seconds, months, days and even years. Specifically, system_clock is a system-wide realtime clock. For example, a 4GHz processor performs 4,000,000,000 clock cycles per second. Your computer’s CPU’s performance depends on clock rate of the CPU as well as its core numbers. A time-of-day clock in a computer system ; An electronic device in a computer that issues a steady high-frequency signal that synchronizes all the internal components. In other words: not a digital clock. CMOS Battery on a Computer Motherboard. Clock speed is the rate at which a computer’s CPU executes instructions. A typical computer’s clock can be off by as much as several minutes a day, depending on what the computer is doing. “Clock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clock. For example, a 200 MHz CPU receives 200 million pulses per second from the clock. The computer becomes so obsessed with a task that the basic job of updating the PC’s ticker just doesn’t happen. signed count CMOS (pronounced see-moss) is sometimes referred to as Real-Time Clock (RTC), CMOS RAM, Non-Volatile RAM (NVRAM), Non-Volatile BIOS memory, or complementary … The clock rate, or clock speed, of a computer is the rate at which a central processing unit is able to perform basic functions.It is normally measured in megahertz, or millions of cycles per second, or even gigahertz, which are billions of cycles per second. 2. Commonly, operating voltage is also increased to maintain a component's operational stability at accelerated speeds. A clock not only needs to be read, it must be set, too. Also called clock rate, the speed at which a microprocessor executes instructions.Every computer contains an internal clock that regulates the rate at which instructions are executed and synchronizes all the various computer components. In a computer, clock speed refers to the number of pulses per second generated by an oscillator that sets the tempo for the processor. clock 1 (klŏk) n. 1. Again, if you prefer a formal definition: " Accuracy is the closeness of the agreement between the result of a measurement and a true value of the measurand." Computer processors can execute one or more instructions per clock cycle, depending on the type of processor. A computer will normally have a maximum clock speed set by default, but it is possible to change this speed in the computer BIOS. Clock Cycle: A clock cycle, or simply a "cycle," is a single electronic pulse of a CPU . Dictionary entry overview: What does system clock mean? Specifically, system_clock is a system-wide realtime clock. A "real-time clock," also called the "system clock," keeps track of the time of day and makes this data available to the software. Clock rate means the number of pulses generated by CPU in one second. Define system clock. A higher frequency (bigger number) suggests better performance in … clock cycle: In a computer, the clock cycle is the time between two adjacent pulses of the oscillator that sets the tempo of the computer processor. The unit of measurement called a hertz (Hz), which is technically one cycle per second, is used to measure clock speed. The frequency of the periodic pulse that schedule the function and use of a digital computer. A 2 GHz CPU gets two billion pulses per second. Countermeasure. 1. a time-of-day clock in a computer system 2. an electronic device in a computer that issues a steady high-frequency signal that synchronizes all the internal components Familiarity information: SYSTEM CLOCK used as a noun is rare. To a wall clock is not a chronometer, but a signal generator that outputs pulses at a high precise. Operated at higher frequencies and voltages increase power consumption and heat performance is the rate at a... 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