Match each item with a statement below.
A. in Emacs, cancels the current command
B. used in Emacs to scroll up one screen
C. used in vi to delete the current line
D. used in vi to copy lines
E. acts as a wildcard for one character in vi
F. used in vi to search forward for a pattern of characters
G. used in vi to move to the end of the current line
H. used in vi to delete the text at the cursor
I. used in vi to move up one line
A. Ctrl+g
B. Alt+w
C. dd
D. yy
E. dot (.)
F. /
G. $
H. x
I. k
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Which of the following is false?
A. Never wear gloves when using a bench grinder B. Wear leather gloves when working with refrigerant C. Disposable vinyl gloves help protect hands from exposure to oil and fuel D. Welding gloves harden when repeatedly exposed to high temperatures
The maximum fill level for a refillable refrigerant cylinder is:
A) 70% of its volume. B) 100% of its volume if the cylinder is rated for that particular refrigerant. C) Refillable cylinders should not be refilled with refrigerant. D) 80% of its volume.
How many degrees per day does the sun move along the ecliptic?
What will be an ideal response?
The curved portion of the circuit breaker time-current chart is best described as the
A. one-cycle tripping time. B. time-delay component. C. instantaneous-trip component. D. total clearing time.