Friday, December 17, 2010

Defects - Multiple Choice Questions

Defects - Multiple Choice Questions

1)
A .......... is an existing defect that has not yet caused a failure because
the exact set of conditions were never met.

A) mutant defect
B) BKSU defect
C) latent defect
D) delayed defect

2)
A ........ is an existing defect that hasn’t yet caused a failure
just because another defect has prevented that part of the code from being
executed.

A) mutant defect
B) masked defect
C) latent defect
D) delayed defect

3)
If a defect is delayed for later phases it proves more costly.

A) True
B) False

4)
Defect ............ is a defect which is caused by another defect. One defect
triggers the other defect.

A) smoothing
B) cascading
C) tracking
D) massaging

5)
Normally, the impact ratings for defects are classified into three types:

A) Minor, Low, Critical
B) Low, Major, Critical
C) Minor, Major, High
D) Minor, Major, Critical

6)
The main focus of ......... is to reduce defects and variations in the processes.

A) QA
B) QC
C) Six Sigma
D) None

7)
Defect ....... is a technique that was developed to estimate the number of
defects resident in a piece of software.

A) Density
B) Seeding
C) Age
D) Latency

8)
DRE () is a powerful metric used to measure
test effectiveness.

A) Defect Removal Efficiency
B) Spoilage
C) Age
D) Latency

9)
Defect Spoilage is:


         Sum of number of Defects X End Phase
A)  = ----------------------------------------------
              Total number of defects

        Total number of defects X Discovered Phase
B) = ----------------------------------------------
               Total number of defects

        Sum of number of Defects X Discovered Phase
C)  = ----------------------------------------------
               Total number of defects

        Sum of number of Defects X Discovered Phase
D)  = ----------------------------------------------
               Defects found by customer

10)

Three simple steps below refer to:

Analyze defects or errors to trace the root causes.
Suggest preventive actions to eliminate the defect root causes.
Implement the preventive actions.

A) Defect Prevention
B) Defect Tracking
C) Defect Age
D) Defect Risks

11)
Which of the following is not a state of a defect in defect life cycle:

A) New
B) Open
C) Verified
D) Deferred
E) Critical

12)

........... happens when defect introduced in one phase passes to another phase without getting caught in the phase-end verification or validation activities.

A) Defect Cascading
B) Defect Prevention
C) QC
D) Defect Leakage

1) c, 2) b, 3) a , 4) b 5) d, 6) c, 7) b, 8) a, 9) c, 10) a, 11) e, 12) d