Finding official "old" papers can be tricky, but several resources provide high-quality practice materials:
Yes, but be careful. JLPT and NAT-TEST have different timing and question distribution. For best results, use NAT-TEST-specific PDFs. If you only have JLPT materials, supplement them with at least one genuine . nat test n4 old question pdf new
: The official NAT-TEST website provides an overview of question types, including Kanji reading, orthography, contextual comprehension, and listening. Finding official "old" papers can be tricky, but