Yes, candidates with a degree in construction engineering can apply for GATE CE (Graduate Aptitude Test in Engineering for Civil Engineering). GATE is a national level examination conducted by the Indian Institute of Technology (IIT) for admission into postgraduate programs in various engineering disciplines. The GATE CE exam specifically tests the candidate's knowledge and understanding of civil engineering concepts and principles.

GATE Eligibility Criteria:
To apply for GATE CE, candidates must fulfill the following eligibility criteria:
1. Educational Qualification: Candidates should have a four-year bachelor's degree in engineering or technology after completing 10+2 or a three-year bachelor's degree in engineering or technology after completing a diploma in engineering or technology.
2. Degree Discipline: The degree should be in Civil Engineering or Construction Engineering or any other equivalent discipline recognized by the government.
3. Minimum Percentage: Candidates must have obtained a minimum qualifying percentage in their bachelor's degree as specified by the conducting authority.
4. Final Year Students: Candidates who are currently in the final year of their bachelor's degree program are also eligible to apply, provided they meet all other eligibility criteria at the time of admission.

Application Process:
Candidates can apply for GATE CE through the official GATE website. The application process usually starts in September and includes the following steps:
1. Online Registration: Candidates need to register on the GATE Online Application Processing System (GOAPS) by providing their personal and educational details.
2. Filling the Application Form: Candidates need to fill in the application form carefully, providing all the required information, such as educational qualifications, contact details, and choice of examination center.
3. Uploading Documents: Candidates need to upload scanned copies of their photograph, signature, and other required documents as per the specifications mentioned in the application form.
4. Payment of Application Fee: Candidates need to pay the application fee through online mode using net banking, debit/credit card, or e-challan.
5. Submission of Application: After completing all the above steps, candidates need to review their application and submit it online.

Preparation for GATE CE:
To excel in the GATE CE exam, candidates should focus on the following areas:
1. Syllabus: Candidates should thoroughly understand the GATE CE syllabus, which includes topics like structural engineering, geotechnical engineering, environmental engineering, transportation engineering, and more.
2. Study Material: Candidates can refer to standard textbooks, reference books, and study materials specifically designed for GATE CE preparation.
3. Previous Year Question Papers: Solving previous year question papers and sample papers will help candidates understand the exam pattern, time management, and difficulty level of the questions.
4. Mock Tests: Taking regular mock tests will help candidates assess their preparation level, identify weak areas, and improve their time management skills.
5. Revision and Practice: Regular revision of concepts, formulas, and solving practice questions will strengthen the candidate's understanding and application of civil engineering principles.

In conclusion, candidates with a degree in construction engineering are eligible to apply for GATE CE. By following the eligibility criteria and preparing effectively, candidates can enhance their chances of qualifying the GATE CE exam and securing admission into their desired postgraduate civil engineering programs.