A linked list must always have a last pointer.
Answer the following statement true (T) or false (F)
False
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What is the name of the file that contains the code for the class member functions?
What will be an ideal response?
Consider the statements below:
``` StringBuilder sb = new StringBuilder("a toyota"); sb.insert(2, "landrover"); sb.delete(11, 16); sb.insert(11, " "); ``` The StringBuilder contents at the end of this segment will be ________. a. a landrovertoyota b. a landrover a c. a landrov a d. a landrover toy a
_____ is a standard that spells out measures and security procedures to safeguard a card issuer, a cardholder, and a merchant.
A. Secure Sockets Layer (SSL) B. Card Verification Number C. Virtual private network (VPN) D. Payment Card Industry (PCI)
Define the database concepts: primary key, candidate key and superkey. Is a superkey always a key? Explain.
What will be an ideal response?