Name three advantages of using device drivers rather than incorporating the device communication code into the kernel.
What will be an ideal response?
Only essential code is necessary to build into the operating system kernel for maximum performance
Use of specific devices does not have to be linked to a single operating system.
The number of I/O devices can expand in virtually unlimited directions
New devices can come on the market without requiring extensive updates to operating systems
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This very popular web tool will test the connection throughput and give a report of the current download and upload speed.
What will be an ideal response?
Answer the following statements true (T) or false (F)
1. Access to a queue is controlled by a single pointer 2. Data elements are called fields, a group of related fields forms a file, and a record is a set of related files. 3. When an image file or an MP3 file is loaded from disk into memory, the entire file is transferred. 4. Normally, the contents of a traditional data file are processed multiple records at a time. 5. Often, the key to finding the correct record in a direct access file is the relative record number.
________ is the best what-if analysis tool to solve complex linear and nonlinear problems
A) One-variable data table B) Scenario Manager C) Solver D) Goal Seek
How do you quickly make a copy of a selected area and move it to a new
location on a layer? What will be an ideal response?