3D152 Volume 2 (Part II)

1.

1 point

(231) What report must be sent if the circuit does not meet all required parameters and the Telecommunications Service Order (TSO) issuing authority advises that the circuit is accepted for service?

In-effect.

Exception.

Acceptance.

Delayed service.

2.

1 point

(242) The primary reason you should measure the voltage across faulty terminal protectors before removing and replacing them is to

verify the circuit is not in use.

prevent interruptions to critical circuits.

ensure dangerous voltages are not present on the line.

avoid activating alarm circuits on the voice network system.

3.

1 point

(232) If a circuit fails its management threshold, what test might be performed?

Quality control.

Operational acceptance.

Test and acceptance.

Operations and maintenance.

4.

1 point

(222) The signal components that occur as bands above and below a carrier are called

sidebands.

sine waves.

frequency translators.

modulating frequencies.

5.

1 point

(229) Which agency is the preferred transport provider for Internet and commercial satellite connections used for voice, video and/or data services on DOD networks?

Commercial providers.

National Security Agency (NSA).

Air Force Space Command (AFSPC).

Defense Information Systems Agency (DISA).

6.

1 point

(237) When a telephone network is circuit switched, each call

is broadcast over multiple paths between switches.

is packetized and transmitted in circuitous bursts.

has a dedicated circuit created by the switch.

has a dedicated trunk created by the switch .

7.

1 point

(236) Who determines if Preventative Maintenance Inspections (PMI) are accomplished when commercial manuals or publications are not available?

Flight commander.

Manufacturer.

Technician.

NCOIC.

8.

1 point

(232) Trend analysis is a program that ensures circuits meet management thresholds on what basis?

Daily.

Weekly.

Monthly.

Annual.

9.

1 point

(230) Which DD form do you use for an official narrative log that is often used to brief unit commanders?

1441.

1443.

1698.

1753.

10.

1 point

(235) Combined distribution frames encompass the functions of a main distribution frame and

an intermediate distribution frame.

a black distribution frame.

a red distribution frame.

a mid distribution frame.

11.

1 point

(230) If the circuit files are lost or destroyed, what document are Technical Control Facilities required to obtain?

The latest telecommunications service order (TSO) that reflects the current end-to-end circuit configuration.

The original TSO and the original circuit test data.

The latest TSO and the latest circuit test data.

The original TSO that established the circuit.

12.

1 point

(240) What provides enterprise wide visibility into telecom resource utilization, phone network usage and incidents of toll fraud?

Public Switched Telephone Network system.

Enterprise Telephony Management system.

Voice over Internet protocol system.

Time Division Multiplexing system.

13.

1 point

(227) Which stratum level is a Global Positioning System (GPS) timing source?

1.

2.

3.

4.

14.

1 point

(242) What is the maximum number of ports that a Meridian System Logic–100 (MSL–100) supports?

10,000.

30,000.

100,000.

300,000

15.

1 point

(225) What are the two major types of frame structures?

Low speed and high speed.

High speed and EBCDIC.

CCITT and low speed.

EBCDIC and CCITT.

16.

1 point

(229) What document is the authority for the operations and maintenance agencies to procure specific devices and ancillary equipment necessary for the installation or operation of the circuit?

Request for service.

Service acquisition message.

Telecommunications service order.

Telecommunications service request.

17.

1 point

(240) The vulnerabilities of voice and data converged networks were highlighted in a report released by the

President’s National Security Telecommunications Advisory Committee.

Air Force Network Integration Center.

Air Force Information Warfare Battle Lab.

Cryptographic Systems Group.

18.

1 point

(223) Which type of pulse modulation is least affected by noise?

pulse-amplitude.

pulse-duration.

pulse-position.

pulse-code.

19.

1 point

(242) Which elements make up the control component of the SuperNode central control?

Computing mode (CM) and message switches (MS).

CM and system load module (SLM).

Central processing unit (CPU) and control monitor unit (CMU).

CPU, digital signal (DS), and peripheral module (PM).

20.

1 point

(234) When you must restore user service by rerouting, what is the second type of circuit you preempt?

Spare channels.

Active on-call circuits.

Nonactive on-call circuits.

Circuits with 00 RP codes.

21.

1 point

(229) What web application is used to order telecommunications products and services from the Defense Information Systems Agency (DISA)?

DISA Direct Order Entry (DDOE).

Facility Circuit Information Tracking (FaCIT).

Cyberspace Infrastructure Planning System (CIPS).

Telecommunications Certifications Office Support System (TCOSS).

22.

1 point

(240) Which is not a component of the voice protection system architecture?

Server.

Firewall.

Software.

Appliance.

23.

1 point

(240) What are attempts to gain access to a switch system by posing as an authorized user?

Toll fraud.

War dialing.

Masquerades.

Denial of service.

24.

1 point

(240) Which is not a characteristic and capability of a voice protection system?

Securing communications.

Enabling of real-time notifications.

Centralizing yet distributing management.

Detecting and blocking all inbound and outbound modem connections.

25.

1 point

(223) Which form of modulation is insensitive to signal variations?

Delta modulation.

Frequency shift keying.

Binary-phase shift keying.

Pulse-amplitude modulation.

26.

1 point

(225) The method of multiplexing the T1 multiplexer uses is

frequency division.

binary division.

pulse division.

time division.

27.

1 point

(222) To prevent frequency modulation (FM) radio stations from interfering with each other, the Federal Communications Commission (FCC) has set limits that allow each station to cause its oscillator frequency to deviate no more than

20 kHz.

50 kHz.

75 kHz.

88 kHz.

28.

1 point

(242) What link is used to connect the Digital Multiplex System (DMS)-core to the DMS-bus?

DS–1.

DS–30.

DS–30A.

DS–512.

29.

1 point

(230) Which test results do you record on the reverse/back side of the DD Form 1697–Analog?

Idle channel noise and test tone levels.

Terminal impedance and impulse noise.

Frequency response and envelope delay.

Net loss variation and single tone interference.

30.

1 point

(226) Which wave-division multiplexing technology uses uncooled lasers to reduce cost?

Wave-division multiplexing.

Coarse wave division multiplexing.

Dense wave division multiplexing.

Long wave division multiplexing.

31.

1 point

(228) Who is responsible for all circuits within their facility up to the designated demarcation point and provides troubleshooting assistance at the direction of the Global NetOps Support Center (GNSC)?

Communications focal point

Network control center.

Node side coordinator.

Circuit actions officer.

32.

1 point

(240) Where are voice protection system servers installed?

Local bases.

MAJCOM headquarters.

Air Force Network Operations Center.

Integrated Network and Security Center.

33.

1 point

(231) Within how many normal duty hours of completion action on the Telecommunications Service Order (TSO) must the circuit control office (CCO) submit an in-effect report?

72.

48.

24.

12.

34.

1 point

(227) To create a better timing environment in communications networks, external timing distribution occurs through

station clocks.

internal timing.

crystal oscillators.

distribution frames.

35.

1 point

(240) During the initial research for voice system security, who recognized that the most common security threats could be addressed by voice protection system?

The President’s National Security Telecommunications Advisory Committee.

The Air Force Information Warfare Battle Lab.

The Air Force Network Integration Center.

The Cryptographic Systems Group.

36.

1 point

(223) The form of pulse modulation in which a discrete pulse is varied within a range of positions is known as

pulse-amplitude.

pulse-duration.

pulse-position.

pulse-code.

37.

1 point

(243) Where do incoming (unswitched) circuits transmitted to the ENET enter the NT9X35A cross-point card?

Vertical bus (V-bus).

Horizontal bus (H-bus).

Clock rate/messaging card.

Enhanced network (ENET) processor.

38.

1 point

(230) Which DD form is used as the primary source of information when preparing DOD Information Network (DODIN) status reports?

1441.

1443.

1698.

1753.

39.

1 point

(239) The three cornerstones of voice network system security are availability,

circumvention, and confidentiality.

circumvention, and disclosure.

confidentiality, and integrity.

disclosure, and integrity.

40.

1 point

(238) In Integrated Services Digital Network (ISDN), the “B” channel carries

user traffic.

call setup traffic.

handshaking data.

management data.the switch .

41.

1 point

(224) Which form of multiplexing is very susceptible to signal deterioration?

Frequency-division.

Wave-division.

Time-division.

Phase-division.

42.

1 point

(242) What Digital Multiplex System (DMS)–100 system contains subsystems for test routing, fault detection, fault analysis and error reporting?

Visual display unit.

Digital trunk controller.

Line concentrating modules.

Maintenance and administration position.

43.

1 point

(233) Which publication lists the methods used to identify systems, links, trunks and circuits?

Defense Information Systems Agency Circular (DISAC) 310–70–1.

DISAC 310–65–1.

DISAC 310–55–1.

DISAC 300–175–9.

44.

1 point

(221) Which common channel signaling (CCS) mode does the transfer of messages relating to signaling between two points occur directly over links interconnecting the signaling points?

Associated.

Nonassociated.

Quasi-associated.

Multi-associated.

45.

1 point

(227) What do Global Positioning System (GPS) satellites use to provide very precise time to GPS receivers?

Crystal oscillator

Internal timing.

Atomic clock.

Station clock.

46.

1 point

(240) What should security policies encompass to help mitigate the threat of convergence?

Data networks only.

Voice networks only.

Both voice and data networks.

Neither voice nor data networks.

47.

1 point

(228) Which agency has responsibility for a circuit end-to-end?

Defense Information Systems Agency (DISA).

Network Control Center (NCC).

Node Side Coordinator (NSC).

Circuit Control Office (CCO).

48.

1 point

(234) Which office or system confirms a restoration priority?

Circuit control office.

Systems control facility.

Defense Communications System (DCS).

National Communications System (NCS).

49.

1 point

(222) What is the process, or result of the process, of modifying (varying) one or more characteristics of a carrier signal in accordance with an instantaneous characteristic of an information signal?

Modulation.

Multiplexing.

Quantization.

Synthesizing.

50.

1 point

(241) How many serial data interface ports does the Meridian Option 11C Small System Controller have?

32.

12.

3.

1.