What is the secondary mode of detection for the microwave fence sensor?
a. Beam break.
b. Signal fade margin.
c. Multipath reflection.
d. Multipath amplification.
Ans: c. Multipath reflection.
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MC Built-in function______ takes methods as arguments and returns a property for an attribute.
a) attribute. b) property. c) set. d) None of the above.
The command to sort the xyz file in the background is
a: sort b xyz b: sort xyz & c: &sort xyz d: sort xyz >> & e: none of the above
How many times would the following loop iterate?
``` For j = 1 To 5 Step 2 Display j End For ``` a. 3 b. 4 c. 5 d. 0
Which of the following statements about the C programming language is false?
a. C was implemented in 1972 by Dennis Ritchie at Bell Laboratories. b. With careful design, it’s possible to write C programs that are portable to most computers. c. C initially became widely known as the Windows operating system’s development language. d. Today, most of the code for general-purpose operating systems is written in C or C++.