Knowledge Booster: S & T Telecom Edition (25 Sep 2026)
Welcome to today's S & T Telecom Knowledge Booster! We've handpicked 10 essential questions from our database to help you sharpen your skills. Dive in and test your knowledge!
Q1. What should be Tolerable Hazard Rate (THR) in terms of Hazards per Hr, for Safety Integrity Level 4 (SIL 4) enabled systems? सेफ्टी इंटीग्रिटी लेवल 4 (SIL 4) सक्षम प्रणालियों के लिए, प्रति घंटे खतरों के संदर्भ में सहनीय जोखिम दर (THR) क्या होनी चाहिए?
- A) 10/-6 to 10/ -5
- B) 10/ -7 to 10/ -6
- C) 10/ -8 to 10/ -7
- D) 10/ -9 to 10/ -8
Correct Answer: 10/ -9 to 10/ -8
Explanation: Explanation : 10
Q2. Station kavach communicates with NMS through the following interface? स्टेशन कवच निम्नलिखित इंटरफ़ेस के माध्यम से एनएमएस के साथ संचार करता है?
- A) E1
- B) GPRS
- C) serial
- D) Radio
Correct Answer: E1
Explanation: Explanation : (
Q3. When measured at a frequency of 1 khz, the nominal gain of the amplifier used in control communication shall be _____________. ASTE 70% 2025 1 किलोहर्ट्ज़ की आवृत्ति पर मापे जाने पर, नियंत्रण संचार में प्रयुक्त एम्पलीफायर का नाममात्र लाभ ____________ होगा। ASTE 70% 2025
- A) 3db
- B) 20 db ± 1db
- C) 10 db ±1 db
- D) 30 db ±3 db
Correct Answer: 20 db ± 1db
Explanation: Explanation : EQUALISER SYSTEM:
Q4. The diameter of conductor of 6Quad cable is _________millimeter. 6क्वाड केबल के कंडक्टर का व्यास _________ मिलीमीटर है।
- A) 0.9
- B) 1.2
- C)
- D) 0.63
Correct Answer: 0.9
Explanation: Explanation :
Q5. IPMPLS is characterized by आईपीएमपीएलएस की विशेषता है
- A) avoiding the need for complex lookups in the routing table
- B) encapsulating individual streams which are diverse, into the packets with its own protocol
- C) packet forwarding decisions made based on the label of the packet without the need to examine the packet itself.
- D) All the options
Correct Answer: All the options
Explanation: Explanation : CBT ASTE 2025
Q6. The specific gravity of charged cellis___ आवेशित कोशिकाओं का विशिष्ट गुरुत्व___ है
- A) 1180
- B) 1190
- C) 1240
- D) 1220
Correct Answer: 1220
Explanation: Explanation : charged cell-1220
Q7. VHF communication frequency band is? VHF संचार आवृत्ति बैंड है? VHF संचार आवृत्ति बैंड है? VHF संचार रेडियो बैंड है?
- A) 30-300KHZ
- B) 3-30MHZ
- C) 30-300MHZ
- D) 300-3000MHZ
Correct Answer: 30-300MHZ
Explanation: Explanation : The communication frequency band ranges from . This band is widely used for applications such as broadcasting.
Q8. Network Access Control perform functions of नेटवर्क एक्सेस कंट्रोल निम्नलिखित कार्यों को करता है:
- A) Authentication ऑथेंटिकेशन
- B) Authorization ऑथराइजेशन
- C) Accounting अकाउंटिंग
- D) All the options सभी विकल्प
Correct Answer: All the options सभी विकल्प
Explanation: Explanation : Authorization
Q9. Bit rate of STM-1 is ________ STM-1 की बिट दर ________ है
- A) 155.520 M bit/s.
- B) 155.520 bps
- C) 139.264 Mbps
- D) 139.264 bps
Correct Answer: 155.520 M bit/s.
Explanation: Explanation :
Q10. Facilities should be provided to section controllers for selectively calling से न नियंकों को चुनिंदा ____________ पर कॉल करने की सुविधा उपल कराई जानी चाहिए।
- A) one station
- B) a group of stations
- C) all stations
- D) All the options
Correct Answer: All the options
Explanation: Explanation : "Facilities should be provided to Section Controllers for selectively calling individual stations, groups of stations, or all stations simultaneously."
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