What are shell variables?
What will be an ideal response?
Your scripts often need to keep values in memory for later use. Shell variables temporarily store values in memory for use by a shell script. They use symbolic names that can access the values stored in memory.
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The _____ process is identified by the pointing of the wire tip from which hundreds of very small drops are projected per second axially across the arc gap to the molten weld pool.? ?
A. buried-arc transfer? B. axial spray transfer? C. modulated current transfer? D. globular metal transfer?
What is a cordless drill?
What will be an ideal response?
Which of the following is the fall or slope of a line in reference to the horizontal plane?
a. angle b. trench c. grade d. intercept
Much of the cloth today, such as polyester, is manufactured from ______________________
Fill in the blank(s) with correct word