Collabera Technologies Executive Engineer Interview Questions and Answers

Q1. Angular life cycle
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Q2. NgRX state management
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Q3. Let var const difference, this keyword
Ans. 
var, let, const are used to declare variables in JavaScript. 'this' keyword refers to the current object.
• var is function-scoped, let is block-scoped, const is block-scoped and cannot be reassigned

• 'this' keyword refers to the current object in which it is used

• Example: var x = 10; let y = 20; const z = 30; this.name = 'John';
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Q1. Mpls bgp ebgp & ibgp
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Q2. Commands of juniper and cisco
Ans. 
Juniper and Cisco use different command-line interfaces for network configuration and management.
• Cisco uses 'enable' to enter privileged mode; Juniper uses 'cli'.

• To view interfaces, Cisco uses 'show ip interface brief'; Juniper uses 'show interfaces terse'.

• For configuration, Cisco uses 'configure terminal'; Juniper uses 'edit'.

• To save configuration, Cisco uses 'write memory'; Juniper uses 'commit'.

• Cisco commands often ...read more
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Q3. Ospf states of ospf
Ans. 
OSPF has several states that define the relationship between routers in a network, facilitating efficient routing.
• 1. Down: Initial state where no hello packets have been received.

• 2. Init: A router has received a hello packet but hasn't established a neighbor relationship.

• 3. Two-Way: Routers have exchanged hello packets and can see each other as neighbors.

• 4. ExStart: Routers negotiate the master/slave relationship for d...read more
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Q1. Basic Testing question and communication skill based question
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Q2. Testing interview questions
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Q3. Write about inspiring leader
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Q1. Test scenario and test cases
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Q1. Work experience and scenario based question
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Live coding on my technology

Q1. Oops, solid principles, mvc vs mvvm vs mvp
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Q1. About ur self and recent achievements
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Q1. Introduction, skills set we have
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Q2. Introduction, expecting salary
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Q1. The interview was easy
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Q1. The interview was like a discussion
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