The process of managing a database is called database ____________________.
Fill in the blank(s) with the appropriate word(s).
administration
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Answer the following statements true (T) or false (F)
1. The following function call stores in target the null-terminated string "Eliza". strncpy(target, "Elizabeth", 5); 2. The following code fragment stores "compute" in variable str, and then changes the 'u' to an 'e' so str's value is "compete". strcpy(str, "compute"); str[4] = 'e'; 3. The condition str1 < str2 is true if the string value of str1 alphabetically precedes the string value of str2. 4. The string library function strcmp compares the lengths of two strings. 5. In the code fragment below, the value assigned to the type double variable x is -2.5. sscanf("5 -0.5 end", "%d%lf%s", &n, &d, str); x = n * d;
Which of the following identifies how wires in a network connect to various switches and other devices?
A. configuration management B. physical network diagram C. network diagram D. wiring scheme
Identify the letter of the choice that best matches the phrase or definition.
A. A wireless transmission medium that distributes radio signals through the air over long distances B. A form of broadcast radio that is used widely for mobile communications C. Expected to provide artificial intelligence capabilities on wearable devices D. Examples of standards in this category include EDGE and UMTS E. Category of cellular transmission that transmits digital data at speeds up to 100 Mbps F. Type of lines that can be either analog or digital G. Protocol that defines how a network uses radio signals to communicate with a tag placed in or attached to an object, an animal, or a person H. Consists of a single copper wire surrounded by at least three layers I. Can be negatively affected by the distance between two points, the type of transmission media, and the number of nodes through which data must travel J. Kind of cable designed to reduce noise K. This kind of device contains a small chip that allows it to communicate with other similar devices L. A network standard that specifies how two devices use short-range radio waves to communicate at high speeds with each other M. The core of this kind of cable consists of dozens or hundreds of thin strands of glass or plastic that use light to transmit signals. N. Kind of network that is sometimes called a file sharing network O. Contactless payment uses this technology.
Value Watt lightbulbs have an average lifetime of 770 hours of use before burning out, with a standard deviation of 90 hours, according to the quality control department. Assume these times are normally distributed.What percent of bulbs will last between 770 and 860 hours? Round your answer to one decimal place.__________%
Fill in the blank(s) with the appropriate word(s).