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CSCI 340 Chapter 10 Exam with Questions and Answers A table in a relational database represents an object or _________. ANSWER entity Within each table, each column stores one item of information or ________. ANSWER attribute Each table row stores one occurence, or __________, of the entity. ANSWER instance The __________ key for a table uniquely identifies each row. It should be persistent and minimal. ANSWER Primary To implement a one-to-many relationship between tables, add...

CSCI 340 Exam 2 with Questions and Answers Binary Tree ANSWER A binary tree consists of a finite set of nodes that is either empty, or consists of one specially designated node called the root of the binary tree, and the elements of two disjoint binary trees called the left subtree and right subtree of the root. Complete Binary Tree ANSWER The depth d is the strictly binary tree all of whose leaves are at level d. The total number of nodes in a complete binary tree of depth d equals 2...

CSCI 340 OS Items Midterm Exam with Questions and Answers What is an Operating System? ANSWER Special program that 1. manages hardware and 2. provides other programs with an environment to run Name at least six different operating systems ANSWER Windows MacOS Linux Android iOS ChromeOS What different types of computers exist (personal, mobile devices, servers, embedded). How different are operating systems for different computer types. ANSWER What is the OS kernel? ANSWER C...

CSCI 340 Exam 1 with Questions and Answers What Kind of container is a vector ANSWER A vector is a sequence container how do you add an int 10 to the back of a vector v1? ANSWER _back(10); declare a iterator to a vector ANSWER vector<int>::interator it; insert 25 at the end of a vector v1 ANSWER it=(); t(it,25); True of false. Lists have direct access? ANSWER false Compare vectors and a list. ANSWER List are store, linked, allow fast insertions and deletions, but s...

CSCI 340 Final Exam Prep with Questions and Answers What will the value of x be here?: int x = 7/4; ANSWER 1 Remember that integer division will return an integer only and drop the fraction Is the following valid?: static int x = 0; x = 2; ANSWER No. Static variables cannot be changed once initialized. How do you declare a local scope namespace for the string library? ANSWER using std::string; What do the following all have in common? - setw - setprecision; - setfill; ...

CSCI 340 Final Exam with Questions and Answers Blocking Factor (bfr) ANSWER Floor(block size/record length) Unused Block Space on Block ANSWER =B-(bfr * R) # of Blocks Needed (b) ANSWER ceiling(# of r/bfr) Heap file ANSWER Unordered records Sorted File ANSWER Ordered by a field, efficient for search Hash File ANSWER Less efficient when searching for a range Records have a hash field (field that we perform a hash function on) Hash function applied to has field provides a...

BVR 1 Exam Guide with Questions and Solutions What color wires indicate airbags? ANSWER Yellow What are the 3 dangers of ratchet jacks? ANSWER Fail under weight, small base, limited weight capacity What are the disadvantages of port-a-power? ANSWER slow into operation and inconsistent force How many pneumatic lifting bags can safely be stacked? ANSWER 2 List vehicle stability from most to least stable ANSWER on all fours, on roof, on side Name the 9 phases of rescue ANSWER...

BVR Technician Test 2 with Questions and Answers Define incident command ANSWER Command on an emergency incident Describe when, and by whom, command should be established ANSWER Command should be establish by the 1st arriving unit Describe the importance of a command post and unified command ANSWER Clearly communicates the location and who is in command List a minimum of three ways the incident commander can be identified ANSWER White helmet, white coat, IC vest, command post veh...

Individual Situational Explanations of BVR Exam with Q and A Outline the individual/situational explanations of bvr debate ANSWER - asks to what extent is bvr caused by individual factors, such as biology and genetics, maturation or personality, abnormality - and to what extent bvr is caused by factors in the environment, such as social context, learning or culture Individual ANSWER - suggest that factors such as biology, genetics, having a mental illness, personality influence our bvr...

BVR Test 1 with Questions and Answers Number of accidents in US annually? ANSWER 6 Million NFPA 1670 lays out awareness level, operations level and... ANSWER Technician level Ops is the minimum level at which all agencies must operate at a technical rescue? ANSWER False The learning process is... ANSWER Master it! Teach it! NFPA 1006 contains a set of requirements common to... ANSWER ALL the above NFPA 1006 level 1 skills for vehicle apply to incidents that involve ANSWER ...