What are two symptoms of a power supply problem? (Select two.)
A) The computer randomly reboots.
B) No lights or sounds appear when the computer power button is pressed.
C) Only one light appears on the front of the computer.
D) You hear a loud whirring sound.
E) The computer emits a smell of faint lemons.
A, B
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Assuming that a program has the following string object definition, which statement correctly assigns the string literal "Jane" to the string object?
string name;
a. name = Jane;
b. name = 'Jane';
c. name = "Jane";
d. name =
Which of the following statements is false?
a. Wildcard type arguments enable you to specify method parameters, return values, variables, and so on, that act as supertypes of parameterized types. b. A wildcard-type argument is denoted by ?, which represents an “unknown type.” c. Because a wildcard is a type-parameter name, you can use it as a type name throughout a method’s body. d. If a wildcard is specified without an upper bound, then only the methods of type Object can be invoked on values of the wildcard type.
By restricting access to the tables in Datasheet view, the integrity of the data and structure of the data is not at risk
Indicate whether the statement is true or false
When designing subnets, what magic number would be used for the subnet mask 255.255.255.224?
A) 64 B) 128 C) 16 D) 32