A(n) ____ mouse is an example of a wireless mouse.
A. trackball
B. laser
C. touchpad
D. elliptical
Answer: B
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Given the following declarations, which of the following is legal syntax?
string str="Your name"; char c_string[20]="My name"; a. str = c_string; b. c_string = str; c. strcpy(c_string, str.c_str()); d. strcpy(c_string, str); e. A and C
Answer the following statements true (T) or false (F)
1. To be useful, classes must be mutually inclusive. 2. Classification codes should be listed in manuals or posted so that users can locate them easily. 3. Only systems analysts need to know the cipher codes by heart. 4. One reason for revealing information through codes is to make the data entry more meaningful.
When opening a database from a trusted source, a user will need to click on ________ to fully open the file if a security message is displayed
Fill in the blank(s) with correct word
Which of the following is most accurate concerning data warehousing and big data architecture?
A. Big data is so large that standard relational database management systems do not work. Data must be processed by parallel processors. B. Data is processed using auto-synthesis to enhance processing speed. C. Data warehouses are used for long-term storage of archive data. D. Data can never be processed in real time.