Most Frequently asked questions series 8

1) Algorithms: Consider a B-tree of order 4 and is built from scratch by 10 successive insertions. What would be the maximum number of node splitting operations that take place?
a. 6
b. 3
c. 4
d. 2

2)  Which is used for Java Virtual Machine "assembly language", its opcodes and operands, as well as items in the Java Virtual Machine's run-time data areas?

a. ASCII
b. Italic
c. Latin
d. Greek

3) Which specification that provides runtime environment in which java byte code can be executed?

a. JDK
b. JVM
c. JRE
d. None of the above

4) C++: When a copy of an entire object is passed to a function, then it is referred to as

a. Pass-by-reference
b. Pass-by-pointer
c. Pass-by-value
d. None of the above

5) PL/SQL: Which datatypes can be used with a RECORD Type?

a. NUMBER,VRCHAR2
b. %TYPE,OR %ROWTYPE
c. REF,CURSOR
d. BOTH A & B
e. BOTH B & C

6) C Programming: Queue can be used to implement

a. Radix sort
b. Quick sort 
c. Recursion 
d. Depth first search

7)  C programming: Which of the following is TRUE about argv?

a. It is an array of character pointers
b. It is a pointer to an array of character pointers 
c. It is an array of strings 
d. None of above

8)  Networking: What flavor of Network Address Translation can be used to have one IP address allow many users to connect to the global Internet?

a. 32 bits 
b. 128 bytes 
c. 64 bits 
d. 128 bits

Answers:

1) c

2) b

3) b

4) c

5) d

6) a

7) b

8) b