Notwork N+ CompTIA

1. Convert the following IP address from binary to decimal format 11011010.11110010.11111000.11000000

218.242.248.192

109.242.124.10

198.148.5.10

121.256.124.27

2. In which form of transmission(s), the signals are sent via pulses of electrom agnetic energy in the microwave region of the spectrum.

In both microwave and Radio Transmission

Radio Transmission

Infrarede Transmission

Microwave Transmission

3. Which statement is NOT TRUE about high performance Device Array?

Data is stored in different physical locations in drive array

Drive array is a group of separate disk that are configured to work as a unit

Multiple data request can be served at the same time using drive array

The drive array can be configured to use different RAID levels to provide fault tolerance

4. Red infosystem is setting up a network for 100 computers to accommodate new receuits in its production department. The management wants the network to be efficient and has instructed the network administrator,Keith Turner, to ensure this, while setting up the network. In order to establish an efficient network, keith has decided to subnet the network. The network address allocated for this network is 194.168.10.0. keith has decidedto divide the network into four subnet. Determine the subnet mask for this network.

255.255.192.0

255.255.256.0

255.255.224.0

255.255.255.240

5. A controlled media access method in which a central devise contacts each node in turn to see whether it has data to transmit is called--------------------------------.

Time-division multiplexing

Polling

Frequency division muktiplexing

Token-based media access

6. The first UNIX Shell developed by Steve Bourne at Bell laboratories, available in almost every UNIX System is called ___________________.

Kom Shell

Bourne Shell

Bell shell

C shell

7. A Research and development institute has three branches spread over different cities. The network administrator of the institute wants to connect these branches over a WAN. He wants that the network bandwidth should be 200 Mbps and should be capable of simultaneous transfer of voice, video and data. The institute needs to transfer the data on a high priority basis as its operations are time-sensitive. The delivery of the data should also be guaranteed. Which type of network technology should be implemented in such a situation?

ISDN

ATM

Dial-up

DSL

8. Cyclic Redundancy check is used for--------------------------------------------------.

Error detection followed by Error correction

Error correction

Flow control

Error Detection

9. Bikash, the network administrator at Global Networks system, need to set up a security mechanism for the 802.11b wireless network of the organization. The primary security requirement for the organization is that all the users would need to provide fingerprint scan before connecting with the organization network. Which of the following security mechanisms best suites bikash’s requirement?

Key-based encryption system

Strong Passwords in password Policy

EAP with RADIUS

Kerberos

10. Which statement is NOT TRUE about high performance Device Array?

Data is stored in different physical locations in drive array

Drive array is a group of separate disk that are configured to work as a unit

Multiple data request can be served at the same time using drive array

The drive array can be configured to use different RAID levels to provide fault tolerance

11. Which of the following statements is TRUE about Trojan Horse attack?

It is any type of unauthorized efforts to discover a user’s valid password

It is an attempt to gain unauthorized access through the use of a program, which masquerades as valid software.

12. Global Systems Inc. is designing an enterprise wide IP network. In order to setup such network, the routing protocol needs to be scalable and usable in a complex enterprise environment. It should the available bandwidth optimally. Memory and CPU resources are not an issue. The protocol should also not suffer from the Count-to-infinity problem. Which of the following protocols is best suited for this situation?

Border Gateway Protocol

Routing Information Protocol

Open Shortest Path First

Internet Group Message Protocol

13. In case of fiber-optic cables, which transmission mode type is used for transmitting data over long distances?

Step index multi fiber

Craded index multimode fiber

Single-mode fiber

Step index single mode fiber

14. Which of the following statement correctly describes disk driver categories of Netware Loadable Modules(NLMs)?

Disk drivers communicate with storage devices

Disk drivers communicate with network interface cards

Disk drivers enable Netware to store non-DOS file names

Disk drivers have a.DKS extension

15. -----------------------------are aranged outside the autonomous system (AS) and are completely controlled by the AS adniministrator.

Exterior routers

Border routers

Interior routers

Internal routers

16. William, the network administrator at earthenWare Systems, needs to set up a LAN of 30 computers based on Fast Ethernet technology having a speed of 100 MBps. Determine the type of IEEE specification he is most likely to implement?

802.3u

802.2

802.3z

802.3

17. Which TCP\IP utility shows the status of each active network connection. It also will display statistics for both TCP and UDP, including protocol, local address, foreign address, and the TCP connection state?

Net stat

Nbtstat utility

Nslookup

Tracert

18. Consider the following statements. Statement A: PPP is a type of protocal that enables users to log on to a computer or network within an organisation from an external location. Statement B: PAP is an encrypted authentication method that enables connections from any encrypted authentication method the server requests. Which of the following options is correct with respect to the above statements?

Statement A is TRUE and statement B is FALSE.

Statement A is FALSE and statement B is TRUE.

Both, Statement A and statement B are TRUE.

Both, Statement A and statement B are fALSE.

19. Sovik a network administrator at NIIT Inc. is a administering a network where most of the users need access to the internet and e-mail networks. He is required to provide a solution to ensure that no unauthorized access to the network should be made once he connects his main server on the internet. Moreover he wants to restrict internal users from sending unsolicited data and access unauthorized web sites. Which solution should he implement?

He should implement a NAT based solution

He should implement a multi-factor authentication

He should implement a internet proxy server