Answer:
Disadvantages of Batch Operating System:
- The computer operators should be well known with batch systems.
- Batch systems are hard to debug.
- It is sometime costly.
- The other jobs will have to wait for an unknown time if any job fails.
I think the ROM chip handles the functions of a keyboard controller.
Answer:
/28 -- 16 Subnets -- 14 Hosts/Subnet
14*16 = 224 hosts
Explanation:
see https://www.aelius.com/njh/subnet_sheet.html
The answer is
Recipient's ability to open file
Size of file
Sometimes, it might occur that the email message attachment you’ve sent to someone has an error or is corrupt and thus, limits the recipient ability to open the file. Another factor is the size of the file. All email servers limit the size of the file attached in an email that a recipient can receive mainly because of security reasons. Google Mail, for instance, only allows you to send 25MB only. This might limit the ability to attach files to e-mail messages as well.
