Dml final exam Study guides, Class notes & Summaries

UTA INSY 3304 - Exam 2 - Chapter 7&9 Latest 2023 Graded A Data definition language DDL Data manipulation language DML CREAT SCHEMA AUTHORIZATION Creates a database schema CREATE TABLE Creates a new table in the user's databse schema NOT NULL Ensures that a column will not have null values UNIQUE Ensures that a column will not have duplicate values PRIMARY KEY Defines a primary key for a table FOREIGN KEY Defines a foreign key for a table DEFAULT Defines a default value for a column ( whe...

WGU C175 Data Management – Foundations Final Exam (Latest 2023/ 2024) Questions and Verified Answers- Grade A Q: A one-to-many unary relationship allows an occurrence of the entity type on the "one side" of the relationship to be associated with . a) a single occurrence of the same entity type b) multiple occurrences of the same entity type c) a single occurrence of the different entity type on the "many side" of the relationship d) multiple occurrences of the different entity...

DML FINAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS.

ram correct answers Which of the following is not a common component of an engine lathe? headstock cross slide tool post tailstock ram B&C correct answers What rotates on a lathe? cutting tool chuck material/workpiece B&C none False, cylindrical correct answers Turning is a metal cutting process used mainly for the generation of rectangular surfaces. in the tailstock correct answers Which of the following is not a common workholding method on a lathe? in the chuck between ce...

What is a waterjet used for? - 2D CNC cutting of soft materials What is an AWJ used for? - 2D CNC cutting of almost any material, regardless of STRENGTH 6 Advantages of AWJ process? - Virtually any material can be cut; quality, satin-like finish; no heat in the machining process; environmentally responsible; no tool changing; can create almost any 2D shape 3 Disadvantages of AWJ process? - Machines are expensive; machines require frequent maintenance; messy Water cutting pressure and...

Lathe Turning Which term best matches the following definition? "A metal cutting process used for the generation of cylindrical surfaces. Normally the workpiece is rotated on a spindle and the tool is fed into it radially, axially, or both ways simultaneously, to produce the desired surface. The term, in the general sense, refers to the generation of any cylindrical surface with a single point tool." Profiling In a "______" operation, both modes of tool feed are simultaneously desired to...

weld - made when separate pieces of material to be joined combine and form one piece when heated to a temperature high enough to cause softening or melting benefits of welding - dependable, efficient, economic method for permanently combining materials how many axes of motion do the manual lathes have - 2 (x and z) what typically gets clamped into the lathe's chuck - the part you are working with what typically gets clamped into the tailstock - the drill bit list four lathe opera...

Pitch Diameter - Answer - Sometimes called "mean diameter" is the diameter in between the major and minor diameter. It is the theoretical diameter at which each pitch is equally divided between threads. Pitch diameter can be thought of as the diameter at which the male and female thread should meet. It could be thought of as the working diameter. Name two ways to measure a thread. - Answer - Thread micrometer or three-wire thread measurement method. What is the rule of thumb for the leng...

What is a waterjet used for? - Answer - 2D CNC cutting of soft materials What is an AWJ used for? - Answer - 2D CNC cutting of almost any material, regardless of STRENGTH 6 Advantages of AWJ process? - Answer - Virtually any material can be cut; quality, satin-like finish; no heat in the machining process; environmentally responsible; no tool changing; can create almost any 2D shape 3 Disadvantages of AWJ process? - Answer - Machines are expensive; machines require frequent maintenance;...

weld - Answer - made when separate pieces of material to be joined combine and form one piece when heated to a temperature high enough to cause softening or melting benefits of welding - Answer - dependable, efficient, economic method for permanently combining materials how many axes of motion do the manual lathes have - Answer - 2 (x and z) what typically gets clamped into the lathe's chuck - Answer - the part you are working with what typically gets clamped into the tailstock - An...