Z1 Tech Interview Questions, Process, and Tips

Q1. Tell me about yourself?
Ans. 
Experienced performance marketing manager with a proven track record of driving successful campaigns and maximizing ROI.
• Over 5 years of experience in performance marketing

• Proficient in utilizing various digital marketing channels such as PPC, SEO, and social media advertising

• Strong analytical skills to track and optimize campaign performance

• Managed budgets effectively to achieve desired results

• Previously increased conv
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Q2. Attribution models in Google ads?
Ans. 
Attribution models in Google Ads determine how credit for conversions is assigned to different touchpoints in a customer's journey.
• Common attribution models include last click, first click, linear, time decay, and position-based.

• Each model has its own way of assigning credit to touchpoints based on their position in the customer journey.

• For example, the last click model gives all credit for a conversion to the last tou...read more
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Q3. Define Ad Rank?
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Ad Rank is a value used to determine the position of an ad on a search engine results page.
• Ad Rank is calculated based on the bid amount, ad quality, and ad extensions.

• Higher Ad Rank increases the chances of an ad being shown in a higher position.

• Ad Rank formula: Ad Rank = Bid Amount x Quality Score + Ad Extension Impact.

• Example: An ad with a high bid amount, good quality score, and relevant ad extensions will have a h
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Q1. Reasons for the drop in CPM
Ans. 
Possible reasons for drop in CPM include seasonality, changes in ad inventory, shifts in audience demographics, and increased competition.
• Seasonal fluctuations in advertising demand

• Changes in available ad inventory

• Shifts in audience demographics affecting targeting effectiveness

• Increased competition leading to lower bids
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Q2. Types of floor in GAM
Ans. 
Types of floors in GAM include carpet, hardwood, tile, and laminate.
• Carpet

• Hardwood

• Tile

• Laminate
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Q1. What is invoke controller?
Ans. 
Invoke controller is a component in a software application that manages the flow of requests and responses between the user interface and the backend services.
• Manages the communication between user interface and backend services

• Handles the routing of requests to appropriate functions or methods

• Coordinates the flow of data and actions within the application
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Q2. What is facade in laravel?
Ans. 
Facade in Laravel is a design pattern that provides a simple interface to a complex subsystem.
• Facade provides a static interface to classes that are available in the application's service container.

• It is used to simplify the usage of complex classes by providing a simpler interface.

• Facade allows you to access Laravel's features without needing to instantiate objects or use dependency injection.

• Example: The Auth facade ...read more
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Q1. Questions on vlook up, h-look up, pivot and if else condition
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Q2. You must know how to use vlook up, h-look up and if-else condition
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Excel file was give, used sumifs, countifs , index match formulas