11- Which is the simplest file structure?
(A) Indexed
(B) Random
(C) Sequential
(D) Sequential Indexed
12- The concept of locking can be used to solve the problem of
(A) Lost update
(B) uncommitted dependency
(C) inconsistent data
(D) All of the above
13- A binary tree whose left and right subtree differ in height at most by one node is called
(A) AVL Tree
(B) Black and White tree
(C) Binary Search tree
(D) Strictly binary tree
14- Which of the following testing techniques supports automatic rerun of some tests for the software whenever a slight change to the product is made.
(A) Acceptance testing
(B) Exhaustive testing
(C) Regression testing
(D) Non-linear testing
15- Which of the following is not a client-side server application?
(A) E-mail
(B) Internet Chat
(C) Ping
(D) Web browsing
16- Equivalence partitioning is a __________ method that divides the input domain of a program into classes of data from which test cases can be derived
(A) White-box testing
(B) Black-box testing
(C) Cohesion testing
(D) Coupling testing
17- Which of the following performs modulation and demodulation?
(A) coaxial cable
(B) fiber optics
(C) modem
(D) satellite
18- Boehm has proposed
(A) Iterative model
(B) Waterfall model
(C) Prototyping model
(D) Spiral model
19- Which of the following is required to communicate between two computers?
(A) communications software
(B) protocol
(C) communication hardware
(D) all of above including access to transmission medium
20- Functionality of a software is tested using
(A) Glassbox testing
(B) Whitebox testing
(C) Blackbox testing
(D) Glassbox testing and Whitebox testing
ANSWERS:
11-(C), 12-(D), 13-(A), 14-(C), 15-(C), 16-(B), 17-(C), 18-(D), 19-(D), 20-(C)