Storage | MCQs

Explanation

1 Kilobyte (KB) = 1024 bytes

One Megabyte (MB) = 1024 Kilobytes (KB

One Gigabyte (GB) =  1024 Megabytes MB

One Terabyte (TB)= 1024 gigabytes (GB).

The size of information in the computer is measured in:

Kilobytes (KB)

Megabytes (MB)

Gigabytes (GB)

Terabytes (TB)

Explanation

Non-volatile memory or is a type of computer memory that can retain stored information even after power is removed.

RAM is a volatile memory.

RAM: Random Access Memory.

ROM is a non-volatile memory.

ROM: Read Only Memory.

Explanation

Feature Virtual Memory

Location: On the hard drive or SSD

Speed: Slower (due to disk I/O operations)

Capacity: Larger, limited by disk space

Cost: Lower (cost of additional disk storage)

Explanation

Hard disk storage devices can store a maximum amount of data.

It has the highest capacity to store data up to 2 Terabytes.

Hard Disk is an electromechanical data storage device that stores and retrieves digital data using magnetic storage.

Explanation

Hard Disk is where data is permanently stored.

Unlike RAM and cache memory, which are volatile.

Hard disks retain data even when the computer is turned off.

Explanation

ROM (Read-Only Memory)

• Stores non-modifiable data and instructions permanently.
• Non-volatile memory used for essential computer instructions.

RAM (Random Access Memory)

• Volatile memory used for temporary data storage.
• Supports active processes and operations on a computer.

Explanation

1 TB equals 1,000 gigabytes  or 1,000,000 megabytes (MB).

Individual external hard drives often start at 1 TB of storage, with options that go up to 4 TB.

Explanation

A typical floppy disk can store up to 1.44 megabytes of data.

There are 3 types of Floppy:

1. 8 Inch floppy

2. Mini floppy

3. Micro floppy

Explanation

Pakistan Agriculture Seed Supplies Corporation is a Pakistani government-owned company working in the storage sector of Pakistan, under administrative control of Ministry of National Food Security and Research, Govt. of Pakistan.

Explanation

A mailbox is a public box in which letters and packages are placed to be collected and sent out.

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The mailbox may refer to:

1. Letterbox ___a private receptacle for incoming mail
2. Post box____ a public receptacle for outgoing mail
   
3. Pillar box_____ a freestanding post box in the United Kingdom and the Commonwealth
4. Email box__a destination for electronic messages
5. Mailbox (application)__email management software for mobile devices
6. Mailbox Birmingham__ a retail complex in Birmingham, England
7. The Mailbox (film)____ a short movie by the Church of Jesus Christ of Latter-day Saints
8. Message queue_ interprocess communication in software engineering
9. Pigeon-hole message box

ND11-12-2022