Yes you can install OS X and boot off a external powered drive without a drive being in the machine. However you would need a copy of the Recovery HD on a bootable USB, or the 10.6 install disks to first install OS X onto the extenral drive, then you can option/alt boot from it.
Will my computer work without a hard drive?
A computer can still function without a hard drive. This can be done through a network, USB, CD, or DVD. … Computers can be booted over a network, through a USB drive, or even off of a CD or DVD. When you attempt to run a computer without a hard drive, you will often be asked for a boot device.
What do I do if my Mac hard drive fails?
As a best practice, do the following:
- Back up the Mac by using Time Machine.
- Use Disk Utility, FSCK, or Target Disk mode whenever required.
- Replace failed Mac hard drive with SSD and restore Mac from backup.
- Leverage a professional Mac hard drive recovery software to recover lost data.
Do all hard drives work with Mac?
Will hard drives formatted for PC work on a Mac? Generally, yes—for the most part, a hard drive is a hard drive, and any hard drive you buy for a Windows PC should work fine on a Mac as well.
Why do Macs have so little storage?
Why do MacBooks have low storage? They are not designed to be your ‘main’ computer and thrive on being compact and lightweight to go anywhere. MacBooks utilize SSD storage rather than traditional storage, and the cost of SSD is continuously fluctuating, making it hard to go down in price.
Can a computer run without RAM?
RAM Is Essential for Your Computer
If you powered up a computer without RAM, it wouldn’t move past the POST screen (Power-On Self-Test). … So to answer the question from the title, no, you can’t run a computer without RAM.
Can a computer run with only an SSD?
The lifespan of an SSD isn’t as long as that of an HDD, but you can certainly use an SSD as your only drive in a PC. Many laptops only have SSD storage, for example. … Large capacity drives are still expensive, as are the highest performing ones, but generally speaking, they’re more affordable than ever.
Can a computer run without SSD?
Is it possible for a pc to run only with HDD without a SSD? A PC can run with only a HDD regardless of what it’s being used for. The SSD is quicker in most instances. To be clear a PC can run without a hard drive with a live CD(Ubuntu) or other media connected.
What causes Mac hard drive failure?
There are a number of causes for hard drives to fail including: human error, hardware failure, firmware corruption, heat, water damage, power issues and mishaps. … Drives typically fail within a short time if there is a defect present from manufacturing.
How does a Mac hard drive get corrupted?
How did my hard drive get corrupted on a Mac? Most Mac corruption issues occur because of unexpected power failures, physical damage, RAM problems, and hardware failure. Malware can also create corruption problems on a Mac hard drive.