Answer:
Correct limitation for Attribute Name and value is option
b: Value and name combined must not exceed 400KB
Explanation:
For amazon dynamo db You can have unlimited attribute per item but one attribute cannot exceed 400 kb in size.400Kb is the limit of an item which can be stored in db.
If bigger data is required to store than data is stored some where and links/url to data are stored in the db.
For Item max size is 64KB
Answer: D
Explanation: You don't need to give money, information, or watch any inappropriate content on the gov website. It's safe and all you do is read.
C. it can be used to power a home , office, or supply the electriacal grid.
Answer:
B
Explanation:
Computer security, cybersecurity or information technology security (IT security) is the protection of computer systems and networks from information disclosure, theft of or damage to their hardware, software, or electronic data, as well as from the disruption or misdirection of the services they provide.[1]
Answer:
The additional software that must be installed is a device driver.
Explanation:
Device driver is a software program that is used to control a device connected to a computer.
If a user later buys a new type of device that the operating system did not recognize, new device driver will have to be installed just as in the given question when new NIC is installed. Device driver allows communication between hardware device and operating system.
So device driver will allow the OS to communicate with the new installed NIC.
