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➤ Computer ➤ 1
Question 46
Q46.
Which statement about Ultra book computers is false?
Ultra books are equipped with SSD drives for fast start-up
Ultra books do not offer HDMI video output ports
Ultra books typically weigh less than 3 pounds
Ultra books have the fastest optical drives
Question 47
Q47.
HTML in computer science stands for ?
Hyper Text Markup Language
Hyper Text Memory Language
Hyper Text Main Language
Hyper Text Mandatory Language
Question 48
Q48.
A serial port can
only transfer information from a hard drive
only transfer information to a hard drive
transfer information both to and from a hard drive
neither transfer information from nor to a hard drive
Question 49
Q49.
Which of the following statement is true?
A Primary key is also a candidate key
Foreign keys can't have null values
A Primary key is also an alternate key
Each relation has at least one foreign key
Question 50
Q50.
Which is NOT an Operating System?
OS X
Windows 7
DOS
C++
1
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