What is the value of the postfix expression: 6 7 + 8 2 – *?
a) -3
b) -10
c) 48
d) 78
d.
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Answer the following statements true (T) or false (F)
1. A C++ structure, or struct, like the C++ array, is a homogeneous data structure. (i.e., all data is of the same type) 2. Structure definitions are usually global (defined outside any functions). 3. A structure member is access using the index operator [ ], with the member name as index. [ ] 4. A structure variable can be defined directly in the same statement that defines a structure definition. 5. The following definition of the structure variables of type myStruct s and t could be made using several definitions using the structure tag. ``` struct myStruct { int i; double d; } s, t; ```
Case-Based Critical Thinking QuestionsCase 7-2RockCats is a Double A baseball team that has created a Web site to provide people with information about them as well as game dates, practice pictures, and game clips. The team wants a marquee for its page to display the game dates. They should probably use a(n) ____ in order to be compatible with the most browsers.
A. sdk B. marquee tag C. jvm D. applet
On LinkedIn, to search for a job, click the ____ on the top navigation bar, enter your search terms in the keyword text box, select your country and zip code, and then click search.
A. People link B. Companies link C. Jobs link D. Answers link
What is wrong with the following function?void* _retrieve (AVL_TREE* tree, void* keyPtr, NODE* root){ if (tree->compare(keyPtr, root->dataPtr) < 0) return _retrieve(tree, keyPtr, root->left); else if (tree->compare(keyPtr, root->dataPtr) > 0) return _retrieve(tree, keyPtr, root->right); else return root->dataPtr; } // if root}
A. It is missing one recursive call to _retrieve. B. The first if should be "if (tree->compare(keyPtr, root->dataPtr) < 0)". C. The second if should be "if (tree->compare(keyPtr, root->dataPtr) >= 0)". D. It does not check if the data is not in the tree.