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Professional Skill DevelopmentWhat is a schedule?20222mOPERATING SYSTEMDescribe the differences among short-term, medium-term, and long-term scheduling.20227mOPERATING SYSTEMDescribe the differences among short term, medium-term, and long-term scheduling.20237mDatabase Management SystemConsider the schedule: R1(X), R2(X), W1(X), W2(X). The schedule is: (i) View serializable only (ii) Conflict serializable (iii) Not serializable (iv) Recoverable20252m
PreviousConsider the following schema for institute library: Student (RollNo, Name, Father_Name, Branch) Book (ISBN, Title, Author, Publisher) Issue (RollNo, ISBN, Date-of-Issue) Write the following queries in SQL and relational algebra: (i) List roll number and name of all students of the branch 'CSE'. (ii) Find the name of student who has issued a book published by 'ABC' publisher. (iii) List title of all books and their authors issued to a student 'RAM'. (iv) List title of all books issued on or before December 1, 2020. (v) List all books published by publisher 'ABC'NextConsider the three transactions T1, T2, and T3, and the schedules S1 and S2 given below. State whether each schedule is serializable or not. If a schedule is serializable, write down the equivalent serial schedule(s). T1: r1 (X); r1 (Z); w1 (X); T2: r2 (Z); r2 (Y); w2 (Z); w2 (Y); T3: r3 (X); r3 (Y); w3 (Y); S1: r1 (X); r2 (Z); r1 (Z); r3 (X); r3 (Y); w1 (X); w3 (Y); r2 (Y); w2 (Z); w2 (Y); S2: r1 (X); r2 (Z); r3 (X); r1 (Z); r2 (Y); r3 (Y); w1 (X); w2 (Z); w3 (Y); w2 (Y);