Search found 463 matches

by tahera
Mon Aug 12, 2019 3:55 pm
Forum: Storage Devices
Topic: What are the units of memory?
Replies: 0
Views: 89

What are the units of memory?

1) Bit: The computer memory units start from bit. ...
2) Byte: It is the fundamental unit to measure data. ...
3) Kilobyte: A kilobyte contains 1024 bytes.
4) Megabyte: A megabyte contains 1024 kilobytes.
5) Gigabyte: A gigabyte contains 1024 megabyte.
6) Terabyte: A terabyte contains 1024 gigabytes.
by tahera
Mon Aug 12, 2019 3:54 pm
Forum: Storage Devices
Topic: Is ROM internal memory?
Replies: 0
Views: 67

Is ROM internal memory?

To put it simply, calling your phone's Internal Storage as ROM is flat-out wrong. ROM stands for “Read Only Memory” and is memory that resides on your computer mainboard to store vital instruction code that almost never changes — hence “read only.
by tahera
Mon Aug 12, 2019 3:54 pm
Forum: Storage Devices
Topic: Where is data stored permanently?
Replies: 0
Views: 67

Where is data stored permanently?

The data is stored in the computer memory/storage which can be categorized as permanent storage (Hard disk/ Hard drive) and temporary storage (RAM-Random Access memory).
by tahera
Mon Aug 12, 2019 3:53 pm
Forum: Storage Devices
Topic: Is physical memory main memory?
Replies: 0
Views: 66

Is physical memory main memory?

Physical Memory: Physical memory refers to the actual RAM of the system, which usually takes the form of cards (DIMMs) attached to the motherboard. ... The hard disk has enormous storage capacity compared to main memory. The hard disk is usually contained inside the case of a computer.
by tahera
Mon Aug 12, 2019 3:52 pm
Forum: Storage Devices
Topic: What are types of memory management?
Replies: 0
Views: 64

What are types of memory management?

Types of Memory Management. Memory paging: Paging is one of the types of memory management techniques done by the computer operating system. In this method, if the main memory (RAM) isn't available at the moment, the secondary storage (disk or hard disk) would be used as the main memory.
by tahera
Mon Aug 12, 2019 3:52 pm
Forum: Storage Devices
Topic: What are the major types of memory?
Replies: 0
Views: 65

What are the major types of memory?

There are three main distinctions among different types of memory:
Implicit vs. Explicit memory.
Declarative vs. Procedural memory.
Semantic vs. Episodic memory.
by tahera
Mon Aug 12, 2019 3:51 pm
Forum: Storage Devices
Topic: What are the types of primary and secondary storage devices?
Replies: 0
Views: 57

What are the types of primary and secondary storage devices?

While the computer's primary internal hard drive is the most common secondary storage device, other devices may be considered secondary storage devices as well. These include additional internal hard drives, external hard drives, and optical drives, which are used for CDs, DVDs, and other optical me...
by tahera
Mon Aug 12, 2019 3:50 pm
Forum: Storage Devices
Topic: Which is the smallest unit of memory?
Replies: 0
Views: 82

Which is the smallest unit of memory?

Bit. The smallest unit of data in a computer is called Bit (Binary Digit). ...
Nibble. Half a byte (four bits) is called a nibble.
Byte. In most computer systems, a byte is a unit of data that is eight binary digits long. ...
Octet. ...
Kilobyte. ...
Megabyte. ...
Gigabyte. ...
Terabyte.
by tahera
Mon Aug 12, 2019 3:49 pm
Forum: Storage Devices
Topic: How does ROM store data permanently?
Replies: 0
Views: 65

How does ROM store data permanently?

Data in RAM is not permanently written. When you power off your computer the data stored in RAM is deleted. ROM is a type of non- volatile memory. Data in ROM is permanently written and is not erased when you power off your computer.
by tahera
Mon Aug 12, 2019 3:49 pm
Forum: Storage Devices
Topic: Why is Ram called main memory?
Replies: 0
Views: 67

Why is Ram called main memory?

RAM is volatile memory, meaning it is erased when the power is turned off. Therefore, each time you start up your computer, the operating system must be loaded from secondary memory (such as a hard drive) into the primary memory, or RAM. ... NOTE: Primary memory may be called "primary storage" as we...