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Assistant IT & Cyber Laws

Cyber Laws – 06

കമ്പ്യൂട്ടർ മെമ്മറിയുമായി ബന്ധപ്പെട്ട കൂടുതൽ ചോദ്യങ്ങളാണ് ഇന്നത്തെ പാഠത്തിൽ ഉൾപ്പെടുത്തിയിരിക്കുന്നത്.

  • Data on an optical disc is stored in the form of

Light and dark pits

 

  • The storage capacity of a standard CD (Compact Disc)

650-750 MB

 

  • Diameter of a standard CD

12 cm

 

  • DVD stands for

Digital Versatile Disc

 

  • The storage capacity of a standard DVD

4.7 GB

 

  • Optical disc having a high storage capacity

Blu-ray Disc

 

  • The storage capacity of a standard single layer Blu-ray disc

25 GB

 

  • The technology used in CD

LASER

 

  • LASER stands for

Light Amplification by Stimulated Emission of Radiation

 

  • The LASER was discovered by

Theodore Maiman

 

  • Property of a computer to perform multiple programs at a time

Multitasking

 

  • Computer architecture where a single physical processor contains the logic of two or more processors in one single integrated circuit

Multi-core technology

 

  • Two processors on one single integrated circuit is called

Dual-core technology

 

  • Data storage devices that read their data in a sequence are called

SASD (Sequential Access Storage Devices)

 

  • Examples of SASD devices

Magnetic tapes

 

  • Data storage devices that read their data in any order is called

DASD (Direct Access Storage Devices)

 

  • Examples of DASD devices

Hard disk, Pen drive, CD, DVD

 

  • Nonvolatile computer storage chip made up of EEPROM

Flash memory

 

  • Examples of Flash memory storage devices

USB Flash drive, Memory cards

 

  • BIOS is stored in

Flash memory Chip

 

  • On board, battery-powered semiconductor chip inside the computer that stores information

CMOS (Complementary Metal Oxide Semiconductor)

 

  • Imaginary memory that supported by some Operating Systems

Virtual memory

 

  • The process of translating virtual address to Physical address is known as

Mapping

 

  • The time required to reach a particular storage location and obtain its contents is called

Access Time

 

  • The time between initiating a request in the computer and receiving the answer

Latency Time

 

  • The smallest unit of memory is

Bit (Binary Digit)

 

  • The speed of a hard disc is measured in

Revolutions Per Minute (RPM)

 

  • The memory of a computer is measured in

Bytes

 

  • The storage capacity of a hard disc is measured in

Gigabytes, Terabytes

 

  • Value of a bit is

One or Zero

 

  • A half byte is known as

Nibble

 

  • One Nibble is

4 Bits

 

  • One Byte is

8 Bits

 

  • One KB (Kilo Bytes) is

1024 Bytes

 

  • One MB (MegaBytes) is

1024 KBytes (1 million bytes)

 

  • One GB (GigaBytes) is

1024 MBytes (1 billion bytes)

 

  • One TB (Tera Bytes) is

1024 GBytes (1 Trillion bytes)

 

  • Set of wires that used to transfer the address of specific memory location is

Address bus

 

  • Set of wires that provide transportation of data is

Data bus

 

  • A bus that connects CPU to RAM on the motherboard is known as

System bus

 

  • The bus that transmits signals to control the operation of various units of a computer is called

Control bus

 

  • Serially interconnected group of highspeed memory cells inside CPU is called

Register

 

  • Storage area in RAM where data is stored for a short amount of time

Buffer

 

  • Unique identification of a location in memory is called

Address

 

  • Memory which has the shortest access time

Cache Memory


(To be Continued…)