please answer them properly and immediet

34,1" 10:20 AM 4. 1 point The Entity Relationship Model(LRM) models an extract of reality with the help of entities, relationships, methods and attributes. a) True O b) False 1 point 8. Which of the following does nou represent an actor? b) Human d) Hardware c) External System O a) Data store 1 point 6. Customer uses a bank ATM to check balances of his/her bank 30.1" 411 10:20 AM 1 point 6. Customer lises a bank ATM to check balances of his/her bank accounts, the usccascs are Calculate Bonus a) Withdraw cash b) Deposit Cash d) Check account balance 2. Data flow cannot go directly from 1 point a process to itself, must go through intervening processes. a) True b) False 1 point 1. Which of the following is not a strength of context diagram?* . b) Clear indication of system Personal hotspot : 2 connection(s),Used 449 MB 1. Which of the following is not a 1 point strength of context diagram? * b) Clear indication of system boundary c) No indication of the internal functionality a) Easy to comprehend d) Definition of external entities with which the System of Interest interacts 1 point 9. Select the statement true for activity diagrams. d) All of the mentioned b) They are used to depict workflow for a particular business activity c) Activity diagram do not tell who does what and are difficult to trace back to object models a) They can be used to discover parallel activities 5. Extend UseCase * 1 point Triggered conditionally O b) Optional usecase a) Mandatory usecase O d) b&c both 1 point 10. & diagrams of UML represent Interaction modeling. c) Activity, State Chart Option 4 d) All of the mentioned b) Class, Object O a) Use Case, Sec nce ! 10:20 AM b) Class, Object a) Use Case, Sequence 1 point 7. An external function that is source or destination of flows external to system of interest is called database. * a) True Ob) False 3. Emphasis on time ordering! * 1 point c) Class Diagram a) Usecase Diagram b) Entity relationship Diagram d) Sequence Diagram ! O