Slm - Samenvattingen, Aantekeningen en Examens

What information is typically stored in a signal level meter's (SLM) channel plan? - The SLM channel plan typically includes the channel number, center frequency, channel bandwidth, modulation type, and symbol rate. What advantages are there to performing automated measurements with an SLM? - Automated measurements help ensure consistent measurement practices among different technicians. What parameters of the RF carrier should be measured when diagnosing or qualifying a digital TV (DTV)...

Spectrum Field Technician 1 Test correctly answered already passed 2023Decibel (dB) - correct answer Relative # of signal gain or loss through a device or cable. Decibel millivolt (dBmV) - correct answer Absolute # of signal strength. Foreign voltage detector (FVD) - correct answer Detects unwanted voltage on cables/strands; test on plastics too. Data Over Cable Service Interface Specification (DOCSIS) - correct answer The international standard for adding high-bandwidth data to an exis...

Histones are rich in what AAs? - ANSWER ☑☑Lysine and arginine (both + charge) When does histone synthesis occur? - ANSWER ☑☑S phase (along with DNA getting synthesized) Heterochromatin is _________, euchromatin is _________ - ANSWER ☑☑Inactive/condensed; active/accessible What allows mismatch repair enzymes to distinguish between old and new DNA strands in prokaryotes? - ANSWER ☑☑Methylation; old/template strands are methylated, new/daughter strands are unmethylated ...

Spectrum Field Tech Questions and Answers 100% Pass Current/ amperage Flow or movement of electric charges Resistor a passive two-terminal material that impedes the flow of current What is the most common workplace hazard involving electricity? Electrical shocks What is minimum approach distance? The shortest safe distance to keep from energized conductors CATV at the pole 40'' CATV at the mid-span 24'' CATV at the house 12'' Live parts of electric equipment must be guarded against ...

USLME Biochem - First Aid Exam Questions With Accurate Answers. Chromatin structure - answerDNA exists in condensed chromatin form in order to fit in nucleus Negatively charged DNA loops twice around positively charged histone octamer (2 sets of H2A, H2B, H3 and H4) to form nucleosome "bead" Octomer subunits consist primarily of lysine and arginine amino acids (positively charged). H1 ties nucleosome beads together in a string Heterochromatin - answerCondensed, transciptionally inactiv...

Microbiology MCQs (USLME) Exam Questions With Accurate Answers. 1. A 30-year-old sexually active woman presents with a painful vesicle on her external genitalia and bilateral inguinal lymphadenopathy. A Tzanck smear from the vesicle fails is negative, and polymerase chain reaction analysis of viral DNA is negative. A VDRL assay is also negative. Which of the following medications would be most helpful to this patient? (A) Acyclovir (B) Ceftriaxone (C) Foscarnet (D) Ribavirin (E) Vancom...

USLME – Biochemistry Exam Questions With Accurate Answers. Amino acids necessary for purine synthesis - answerGlycine Aspartate Glutamine Leflunomide MOA - answerinhibits dihydroorotate dehydrogenase 5-fluorouracil and capecitabine (its prodrug) MOA - answerForm 5-F-dUMP which inhibits thymidylate synthase (therefore decreasing dTMP) Adenosine deaminase deficiency (Pathogenesis, presentation) - answerADA needed for degradation of adenosine Deficiency causes: excess ATP and dATP --&gt...

Cardiovascular system USLME (MCQs) Exam Questions With Accurate Answers. 1. A physician decides to place a patient on a calcium channel blocker for treatment of her an- gina. Calcium channel blockers can relax the smooth muscle of blood vessels and can also have various effects on cardiac contractility, conduction, and heart rate. Which of the fol- lowing calcium channel blockers would be most effective in reducing heart rate and con- tractility? (A) Dihydropyridine (B) Diltiazem (C) Ni...

Progression: Maintenance Tech I - II Conventional: Exam In the tree-and-branch architecture, how is the downstream signal from the trunk fed to the distribution branches? What is a common solution when congestion from modem activity and traffic becomes unacceptable in a hybrid fiber/coax (HFC) network? What technologies are defined in DOCSIS 4.0 to help sustain the hybrid fiber/coax (HFC) network infrastructure for several more years? How can a less-experienced technician identi...

USLME - Biochemistry (General Questions) Exam Questions With Accurate Answers. Histones are rich in what AAs? - answerLysine and arginine (both + charge) When does histone synthesis occur? - answerS phase (along with DNA getting synthesized) Heterochromatin is _________, euchromatin is _________ - answerInactive/condensed; active/accessible What allows mismatch repair enzymes to distinguish between old and new DNA strands in prokaryotes? - answerMethylation; old/template strands are meth...