<span>Slow shutter speeds allow more light into the camera sensor and are used for low-light and night photography, while fast shutter speeds help to freeze motion. Examples of shutter speeds: 1/15 (1/15th of a second), 1/30, 1/60, 1/125. Aperture – a hole within a lens, through which light travels into the camera body.
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Answer:
An assembler is a program that takes basic computer instructions and converts them into a pattern of bits that the computer's processor can use to perform its basic operations.
Answer:
Control is transmitted to the operating system when an interrupt happens, which determines what action is to be done to be taken or usually what interrupt services.
- If the kernel leaves data in the memory space of a user program when returning from a system call, it may be possible for a malicious user to use this data to find out about other processes.
- In these systems, the kernel synchronizes by preventing interrupts in critical sections with interrupt handlers on a processor.
- Operating system may crash if it controls the interrupts because a poorly written user program does not provide sufficient stacking room.
Answer:
a.) This could be a phishing attempt. If the situation is as described in the email, this is also serious, but the method suggested is the same methods used by social hackers. Look up your IT Departments; phone number and call them about the email.
Explanation:
This makes sense because many people do these types of scams to trick people into logging into their accounts and actually hack them from there, I actually got an email like this last week to my iCloud address. Make sure that the email actually came from the IT department by checking the domain the email comes from, and call the IT department to make sure.
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Multicast Which of the following address types is shared by multiple hosts, and is used to form groups of computers that should receive the same data stream?
Which type of address is the IP address 198.162.12.254/24?
Unicast