Q 1: | In SQL, which command is used to display data from two or multiple tables? | ||||||||
(1) | LIST | ||||||||
(2) | SELECT | ||||||||
(3) | SHOW | ||||||||
(4) | MULTIPLY | ||||||||
Correct Answer: SELECT | |||||||||
Q 2: | Data independence means | ||||||||
(1) | data is defined sseparately and not included in programs. | ||||||||
(2) | programs are not dependent on the physical attributes of data | ||||||||
(3) | programs are not dependent on the logical attributes of data | ||||||||
(4) | Both 2 and 3 | ||||||||
Correct Answer: Both 2 and 3 | |||||||||
Q 3: | Match the following?
| ||||||||
(1) | 1-D,2-B,3-A,4-C | ||||||||
(2) | 2-D,4-B,3-A,1-C | ||||||||
(3) | 1-D,4-B,3-A,2-C | ||||||||
(4) | 3-D,2-B,1-A,4-C | ||||||||
Correct Answer: 1-D,2-B,3-A,4-C | |||||||||
Q 4: | |||||||||
(1) | The database system is both deadlock-free and starvation-free | ||||||||
(2) | The database system is deadlock-free but not starvation-free | ||||||||
(3) | The database system is starvation-free but not deadlock-free | ||||||||
(4) | The database system is neither deadlock-free nor starvation-free | ||||||||
Correct Answer: The database system is both deadlock-free and starvation-free | |||||||||
Q 5: | Which of the following is a character oriented protocol? | ||||||||
(1) | BISYNC | ||||||||
(2) | SDLC | ||||||||
(3) | HDLC | ||||||||
(4) | TCP | ||||||||
Correct Answer: BISYNC | |||||||||
Q 6: | The address of a class B host is to be split into subnets with a 6 - bit subnet number. What is the maximum number of subnets and maximum number of hosts in each subnet | ||||||||
(1) | 62 subnets and 1022 hosts | ||||||||
(2) | 64 subnets and 1024 hosts | ||||||||
(3) | 62 subnets and 254 hosts | ||||||||
(4) | 64 subnets and 256 hosts | ||||||||
Correct Answer: 62 subnets and 1022 hosts | |||||||||
Q 7: | The Internet Control Message Protocol (ICMP)- | ||||||||
(1) | Reports error condtion to the original source | ||||||||
(2) | The source must relate errors to individual application programs | ||||||||
(3) | Provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another | ||||||||
(4) | All of the above | ||||||||
Correct Answer: All of the above | |||||||||
Q 8: | IPSec requires a logical connection between two hosts using a signaling protocol called........... | ||||||||
(1) | AS | ||||||||
(2) | SA | ||||||||
(3) | Both 1 and 2 | ||||||||
(4) | None of the above | ||||||||
Correct Answer: SA | |||||||||
Q 9: | Which one is expensive and impractical without automated support? | ||||||||
(1) | Release testing | ||||||||
(2) | Regression testing | ||||||||
(3) | Interface testing | ||||||||
(4) | Component testing | ||||||||
Correct Answer: Regression testing | |||||||||
Q 10: | Halstead's source code metrics are based on the number of | ||||||||
(1) | Modules in the program | ||||||||
(2) | Operands in the program | ||||||||
(3) | Operators in the program | ||||||||
(4) | Bothe operators and operands in the Program | ||||||||
Correct Answer: Bothe operators and operands in the Program | |||||||||