Answer:
B) Keyloggers
Explanation:
Keyloggers are malicious softwares used by hackers to secretly record and capture keystrokes on a person's computer when they are using it. This enables the hackers steal sensitive data like passwords, bank details, address etc. Keyloggers are one of the oldest forms of cyber threats used by cybercriminals to spy on unsuspecting users. Keyloggers can be sent through links to access. computer o directly installed with access to the computer.
Answer: Registers
Explanation:
Registers are small storage locations identified by different types of registers. The function of the register is to provide data for immediate processing to the CPU. These registers hold data temporarily and provide easy access of data to the processor.
Answer: Add more cells in series.
Explanation:
Adding more cells in series will add voltage which will increase the power.
Answer:
to create an ArrayList , you declare an Arraylist variable and call the ArrayList constructor to instantiate and ArrayList object and assign it to the variable