Question 1

What is risk?

Accepted Answer

A)  negative consequence that could occur
B)  negative consequence that will occur
C)  negative consequence that must occur
D)  negative consequence that shall occur A

Question 2

It defines how a system prevents or responds to bugs, errors, faults, or failures.

Accepted Answer

A)  reliability
B)  fault tolerance
C)  quality
D)  none of the above B

Question 3

The problem that threatens the success of a project but which has not yet happened is called as __________

Accepted Answer

A)  bug
B)  error
C)  risk
D)  defect C

Question 4

When can customer says that the quality of the product is too good?

Accepted Answer

A)  software meets its defined specification
B)  software is technically excellent
C)  software has few bugs
D)  software fulfills expectations of customer

Question 5

The number of occurrences of bugs is ____________ proportional to the experience of the software developer.

Accepted Answer

A)  inversely
B)  directly
C)  no relation exists
D)  none of the above

Question 6

How is reliability and failure intensity related to each other?

Accepted Answer

A)  direct relation
B)  inverse relation
C)  no relation
D)  none of the mentioned

Question 7

Bugs can enter software in any of _____ stages.

Accepted Answer

A)  1
B)  2
C)  3
D)  4

Question 8

Which of the followings is NOT a White Box Technique?

Accepted Answer

A)  statement testing
B)  path testing
C)  data flow testing
D)  none of the above

Question 9

Exception handling is a type of

Accepted Answer

A)  forward error recovery mechanism
B)  backward error recovery mechanism
C)  all of the mentioned
D)  none of the mentioned

Question 10

Design issues for a user interface include:

Accepted Answer

A)  response time
B)  error handling
C)  help facilities
D)  all of the above

Question 11

Hardware tools for debugging include:

Accepted Answer

A)  ice
B)  cro
C)  logic analyzer
D)  none of the above

Question 12

All fault-tolerant techniques rely on

Accepted Answer

A)  integrity
B)  dependability
C)  redundancy
D)  none of the mentioned

Question 13

Which of the following Error Detection checks is not a part of Application detection?

Accepted Answer

A)  hardware checks
B)  timing checks
C)  reversal checks
D)  coding checks

Question 14

Which of the following is not a phase of "bathtub curve" of hardware reliability?

Accepted Answer

A)  useful life
B)  burn-in
C)  wear-out
D)  time

Question 15

File storage is_______, but reconstructing lost data is expensive or impossible.

Accepted Answer

A)  cheap
B)  expensive
C)  free
D)  none of the above

Question 16

Techniques of software debugging are

Accepted Answer

A)  print statements
B)  breakpoints
C)  conditional compilation
D)  all of the above

Question 17

Which one of the following is a real time operating system?

Accepted Answer

A)  rtlinux
B)  vxworks
C)  windows ce
D)  all of the mentioned

Question 18

Bug is the same name of _______.

Accepted Answer

A)  error
B)  incident
C)  mistake
D)  defect

Question 19

Which of the following approaches are used to achieve reliable systems?

Accepted Answer

A)  fault prevention
B)  fault removal
C)  fault tolerance
D)  all of the mentioned

Question 20

How is software reliability defined?

Accepted Answer

A)  time
B)  efficiency
C)  quality
D)  speed

Exam 2: Faults, and Bugs in Software and Hardware Systems