(b) Ratio analysis in general can be useful in comparing the performance of two companies, but it has its limitations.
Required:
State and briefly explain three factors which can cause accounting ratios to be misleading when used for
such comparison. (6 marks)
第1题:
(b) Explain FIVE critical success factors to the performance of HSC on which the directors must focus if HSC is
to achieve success in its marketplace. (10 marks)
第2题:
A. The ADR base keeps all diagnostic information in binary format
B. SQL*Plus provides the ADRI script, which can be used to work with ADR
C. The ADR can be used for problem diagnosis only when the database is open
D. The ADR can be disabled by settting the DIAGNOSTIC_DEST parameter to null
E. The ADR can be used for problem diagnosis even when the database instance is down
F. The ADR base is shared across multiple instances
第3题:
A.RIP is an example of distance vector routing protocols
B.Updates are periodic and include the entire routing table
C.Routing updates are sent only after topology changes
D.The protocol can be useful in hub-and-spoke and hierarchical networks
E.Convergence is usually faster than with link state protocols
F.Each router has its own view of the topology
第4题:
Which two statements are characteristics of a distance vector routing protocol?()
第5题:
Which two statements are characteristics of a distance vector routing protocol?()
第6题:
Which two statements are true about using the isUserInRole method to implement security in a Java EEapplication?()
第7题:
Which three tasks can be performed using regular expression support in Oracle Database 10g?()
第8题:
Which two statements about subqueries are true?()
第9题:
You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?() (Choose two).
第10题:
It can be used to join a maximum of three tables
It can be used to restrict the number of columns used in a NATURAL join
It can be used to access data from tables through equijoins as well as nonequijoins
It can be used to join tables that have columns with the same name and compatible data types
第11题:
Inheritance represents an is-a relationship.
Inheritance represents a has-a relationship.
Interfaces must be used when creating a has-a relationship.
Instance variables can be used when creating a has-a relationship.
第12题:
The backup as copy can only be taken to disk
The backup as copy can only be taken to tape
Backup can be performed only when the instance is shutdown
Backup will constitute all used and unused blocks in the database
第13题:
A. The backup as copy can only be taken to disk
B. The backup as copy can only be taken to tape
C. Backup can be performed only when the instance is shutdown
D. Backup will constitute all used and unused blocks in the database
第14题:
A. The backup as copy can only be taken to disk
B. The backup as copy can only be taken to tape
C. Backup can be performed only when the instance is shutdown
D. Backup will constitute all used and unused blocks in the database
第15题:
Which two statements are true regarding the USING clause in table joins?()
第16题:
Which of the following management types can be used to deploy appropriate quality-of-servicesolutions to make the most efficient use of bandwidth?()
第17题:
Which two are true about has-a and is-a relationships?()
第18题:
Which two statements are true about the Automatic Diagnostic Repository (ADR)?()
第19题:
You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation?()
第20题:
Which two statements are true about the Automatic Diagnostic Repository (ADR)?() (Choose two.)
第21题:
Which three statements correctly describe the features of the I/O calibration process?()
第22题:
The backup as copy can only be taken to disk
The backup as copy can only be taken to tape
Backup can be performed only when the instance is shutdown
Backup will constitute all used and unused blocks in the database
第23题:
A single row subquery can retrieve data from only one table.
A SQL query statement cannot display data from table B that is referred to in its subquery, unless table B is included in the main query's FROM clause.
A SQL query statement can display data from table B that is referred to in its subquery, without including table B in its own FROM clause.
A single row subquery can retrieve data from more than one table.
A single row subquery cannot be used in a condition where the LIKE operator is used for comparison.
A multiple-row subquery cannot be used in a condition where the LIKE operator is used for comparison.