An exception handler can only be created to log error messages for developers.
Answer the following statement true (T) or false (F)
False
It can also display appropriate messages to users.
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The for each of array statement iterates through the items in array from last-to-first order.
Answer the following statement true (T) or false (F)
Formulate the following queries using SQL (the answers to these queries in relational algebra, tuple relational calculus, and domain relational calculus were given in the previous section):
relational database contains details about journeys from Paisley to a variety of destinations and contains the following relations: Operator (opCode, opName) Journey (opCode, destinationCode, price) Destination (destinationCode, destinationName, distance) Each operator is assigned a unique code (opCode) and the relation operator records the association between this code and the operator’s name (opName). Each destination has a unique code (destinationCode) and the relation destination records the association between this code and the destination name (destinationName), and the distance of the destination from Paisley. The relation Journey records the price of an adult fare from Paisley to the given destination by as specified operator, several operators may operate over the same route. (a) List the details of journeys less than £100. (b) List the names of all destinations. (c) Find the names of all destinations within 20 miles. (d) List the names of all operators with at least one journey priced at under £5. (e) List the names of all operators and prices of journeys to ‘Ayr’. (f) List the names of all destinations that do not have any operators.
What option in the New Share Wizard creates a share that is suitable for Hyper-V?
A. SMB Share - Quick B. SMB Share - Advanced C. SMB Share - Applications D. NFS Share - Quick
If a Java View list exceeds the length of the screen, what is done to the list?
A. the list is made scrollable B. the list is paginated C. the list is shrunk to fit D. the list is truncated