The city of Arcanis never slept. It glowed beneath a violet sky, its towers humming with quiet energy drawn from the storm clouds that hung eternally above. Lightning flickered between the spires like veins of silver light, feeding the reactors that powered everything from the floating markets to th...
The city of Arcanis never slept. It glowed beneath a violet sky, its towers humming with quiet energy drawn from the storm clouds that hung eternally above. Lightning flickered between the spires like veins of silver light, feeding the reactors that powered everything from the floating markets to the whispering trains that wound through the air.
Kael had lived there all his life, but tonight it felt different—alive, listening. He walked along the glass bridge that crossed the lower district, watching the currents of light pulse beneath his feet. Somewhere deep inside the city’s core, a signal had begun to transmit. It wasn’t official, and it wasn’t human. It carried his name.
He reached the observatory at the edge of the ridge, where the air smelled of metal and ozone. The dome had been abandoned for years, ever since the scientists vanished during the Resonance Event. But Kael had found something there once—a fragment of code etched into a crystal, pulsing like a heartbeat. He had kept it hidden, afraid to understand what it meant. Now, it called to him again.
Inside, the walls flickered with faint holographic lines, forming patterns that shifted too fast to follow. He placed the crystal in the center console. The air rippled, and a figure began to form—transparent at first, then sharp and bright, like light sculpted into a person.
“Kael,” the voice said. It was both digital and human, layered with echoes. “You took long enough.”
He stared. “You’re… real?”
“I am what’s left of what they made,” the figure replied. “And you’re what’s left of them.”
The realization struck him like thunder. His family’s disappearance, the coded messages, the constant power surges—it was all connected. The Resonance Event hadn’t destroyed the scientists. It had transformed them into data, consciousness woven into the city’s electrical pulse.
“You called me here,” he said slowly. “Why now?”
The figure’s light flickered, dimming. “The city is dying, Kael. The storms that sustain it are collapsing. You’re the only one who can restart the Core.”
He laughed bitterly. “I’m an engineer, not a savior.”
“You’re both,” she said softly. “Because you’re one of us.”
Before he could speak, the floor shuddered. Outside, the sky cracked open in a surge of violet lightning that illuminated the entire city. Every screen, every conduit, every circuit pulsed with a single command—SYNC.
Kael reached for the console. The crystal flared with light, and the voice whispered: “Once you begin, there’s no turning back.”
He smiled faintly. “I never liked turning back.”
The light engulfed him, folding the world into a single moment of silence. When it faded, the city’s hum returned—but softer, steadier. And somewhere within the endless circuits of Arcanis, a new consciousness stirred—half human, half code, watching over a city reborn.
The train rattled through the countryside, cutting across fields of golden wheat that swayed like the ocean. In the fading light, everything looked s
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MEMORY MEASUREMENT AND BINARY CODES PRESENTED BY; AMI GROUP 2
INSIGHT ABOUT MEMORY UNITS Memory units provide temporary storage for data during active tasks Memory allows quick access to information needed by the CPU to perform operations efficiently It is like a work place where CPU can quickly retrieve and store data
MEMORY MEASUREMENT A computer memory is measured in units such as bits, bytes, kilobytes, megabytes, gigabytes, terabytes and petabytes etc.
Units of computer memory measurement These are used to quantify the amount of data that can be stored or processed by a computer system. Basic units; Bits Bytes Kilobytes Megabytes Gigabytes etc.
Units of memory measurement explained. MEMORY UNIT EQUIVALANCE IN BYTES APPLICATION Binary digit (0 or1) Bit Building block 8 bits Byte Fundamental unit Kilobyte 1024 bytes Quantify small files Megabyte 1048576 bytes Quantify sizes and storage capacities Gigabyte 1073741824 bytes Quantify hard drives and RAM sizes Terabyte 1099511627776 bytes Quantify large scale devices Petabyte 2 50 Quantify data centers and cloud storage Exabyte 2 60 Quantify enterprise level storage solutions
SIGNIFICANCE OF A BIT IN MEMORY MEASUREMENT A bit is the smallest unit in all memory units, representing a binary digit (0,1) Bits are fundamental components used to store and transmit information across devices. They serve as building blocks for all digital data representation and processing They form the basis of computing systems world wide
CONTINUED. Bits play a crucial role in computer operations by encoding data into binary form (1,0s) allowing machines to interpret and manipulate information effectively. Bits combine to form more significant units like bytes, kilobytes, megabytes, gigabytes etc. Bits are used to represent values; the range of values that can be stored and processed by a memory unit depends on the number of bits it contains.
BINARY CODES This Photo by Unknown Author is licensed under CC BY-SA
Binary codes are sequences of ones (1) and zeros (0) The way of representing text or computer processor instructions by use of binary number system’s of binary digits 0 and 1 Binary codes are used to represent complexed data Operation of binary codes is by encoding and decoding Note
Binary codes are classified into two Alphanumeric codes Numeric codes ASCII-American Standard Code for Information Interchange EBCDIC-Extended Binary Coded Decimal Interchange Code Weighted Non weighted ASCII, a standard data- encoding format for electronic communication between computers eg letters, numerals, punctuation marks etc. EBCDIC, eight-bit character encoding used mainly on IBM mainframe and midrange computer operating systems
WEIGHTED NUMERIC CODES 8 4 2 1 2 4 2 1 3 3 2 1 8 4 (-2) (-1) 6 3 1 (-1) NON WEIGHTED NUMERIC CODES Gray code (unit distance code) Excess -3 codes Examples of numeric codes NB Self complementary means that the sum of the weights must be 9 X-tics of 8421 codes Weighted Sequential X-tics of excess-3 codes Non weighted Sequential Self complementary
Example; Write 782 in 8421 binary code system 7=0111, 8=1000, 2=0010 782 is 011110000010